{"id":64759,"date":"2026-01-24T01:04:21","date_gmt":"2026-01-23T17:04:21","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/64759.html"},"modified":"2026-01-24T01:04:21","modified_gmt":"2026-01-23T17:04:21","slug":"%e3%80%90langchain1-0%e3%80%91%e7%ac%ac%e4%b9%9d%e7%af%87-agent-%e6%9e%b6%e6%9e%84%e8%ae%be%e8%ae%a1","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/64759.html","title":{"rendered":"\u3010LangChain1.0\u3011\u7b2c\u4e5d\u7bc7 Agent \u67b6\u6784\u8bbe\u8ba1"},"content":{"rendered":"

\u7b2c\u4e5d\u7bc7 Agent \u67b6\u6784\u8bbe\u8ba1<\/h2>\n

\u672c\u7ae0\u6458\u8981<\/p>\n

\u5f15\u7528\u5434\u6069\u8fbe\u6559\u6388\u89c2\u70b9：Agentic Workflow \u7684\u672a\u6765\u5728\u4e8e \u534f\u4f5c (Collaboration)\u3002\u672c\u7ae0\u5c06\u6df1\u5165\u63a2\u8ba8 Multi-Agent Systems (MAS)，\u5b66\u4e60\u5982\u4f55\u6784\u5efa \u53bb\u4e2d\u5fc3\u5316 (Swarm)\u3001\u5206\u5e03\u5f0f (Distributed) \u548c \u5f00\u653e\u8fde\u63a5 (MCP) \u7684\u667a\u80fd\u7cfb\u7edf\u3002<\/p>\n

\u6211\u4eec\u5c06\u91c7\u7528 LangGraph \u5b98\u65b9\u6807\u51c6，\u5e9f\u5f03\u624b\u5199\u7684\u8f6e\u5b50，\u805a\u7126\u4e8e\u5de5\u4e1a\u7ea7\u7684\u67b6\u6784\u6a21\u5f0f\u548c\u6700\u4f73\u5b9e\u8df5\u3002<\/p>\n

\u76ee\u5f55\u5bfc\u822a<\/h3>\n
  • \u534f\u4f5c\u6a21\u5f0f\u6f14\u8fdb (Patterns)<\/li>\n
  • Swarm \u6a21\u5f0f\u8be6\u89e3 (Official Way)<\/li>\n
  • \u5206\u5e03\u5f0f\u534f\u4f5c (Distributed State)<\/li>\n
  • \u5fae\u670d\u52a1\u5316\u6807\u51c6 (LangServe)<\/li>\n
  • \u6807\u51c6\u5316\u5de5\u5177\u534f\u8bae (MCP)<\/li>\n
  • \u67b6\u6784\u603b\u7ed3\u4e0e\u9009\u578b\u6307\u5357<\/li>\n
    \n

    \u7b2c1\u7ae0：\u534f\u4f5c\u6a21\u5f0f\u6f14\u8fdb (Patterns)<\/h3>\n

    1.1 \u5434\u6069\u8fbe\u7684\u56db\u79cd Agentic \u6a21\u5f0f<\/h4>\n

    \u5728 2024 \u5e74\u7684\u6f14\u8bb2\u4e2d，Andrew Ng \u603b\u7ed3\u4e86\u56db\u79cd\u6838\u5fc3\u7684 Agentic Workflow \u6a21\u5f0f：<\/p>\n

    #mermaid-svg-ScwynOftCphFgT41{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:16px;fill:#333;}@keyframes edge-animation-frame{from{stroke-dashoffset:0;}}@keyframes dash{to{stroke-dashoffset:0;}}#mermaid-svg-ScwynOftCphFgT41 .edge-animation-slow{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 50s linear infinite;stroke-linecap:round;}#mermaid-svg-ScwynOftCphFgT41 .edge-animation-fast{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 20s linear infinite;stroke-linecap:round;}#mermaid-svg-ScwynOftCphFgT41 .error-icon{fill:#552222;}#mermaid-svg-ScwynOftCphFgT41 .error-text{fill:#552222;stroke:#552222;}#mermaid-svg-ScwynOftCphFgT41 .edge-thickness-normal{stroke-width:1px;}#mermaid-svg-ScwynOftCphFgT41 .edge-thickness-thick{stroke-width:3.5px;}#mermaid-svg-ScwynOftCphFgT41 .edge-pattern-solid{stroke-dasharray:0;}#mermaid-svg-ScwynOftCphFgT41 .edge-thickness-invisible{stroke-width:0;fill:none;}#mermaid-svg-ScwynOftCphFgT41 .edge-pattern-dashed{stroke-dasharray:3;}#mermaid-svg-ScwynOftCphFgT41 .edge-pattern-dotted{stroke-dasharray:2;}#mermaid-svg-ScwynOftCphFgT41 .marker{fill:#333333;stroke:#333333;}#mermaid-svg-ScwynOftCphFgT41 .marker.cross{stroke:#333333;}#mermaid-svg-ScwynOftCphFgT41 svg{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:16px;}#mermaid-svg-ScwynOftCphFgT41 p{margin:0;}#mermaid-svg-ScwynOftCphFgT41 .label{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;color:#333;}#mermaid-svg-ScwynOftCphFgT41 .cluster-label text{fill:#333;}#mermaid-svg-ScwynOftCphFgT41 .cluster-label span{color:#333;}#mermaid-svg-ScwynOftCphFgT41 .cluster-label span p{background-color:transparent;}#mermaid-svg-ScwynOftCphFgT41 .label text,#mermaid-svg-ScwynOftCphFgT41 span{fill:#333;color:#333;}#mermaid-svg-ScwynOftCphFgT41 .node rect,#mermaid-svg-ScwynOftCphFgT41 .node circle,#mermaid-svg-ScwynOftCphFgT41 .node ellipse,#mermaid-svg-ScwynOftCphFgT41 .node polygon,#mermaid-svg-ScwynOftCphFgT41 .node path{fill:#ECECFF;stroke:#9370DB;stroke-width:1px;}#mermaid-svg-ScwynOftCphFgT41 .rough-node .label text,#mermaid-svg-ScwynOftCphFgT41 .node .label text,#mermaid-svg-ScwynOftCphFgT41 .image-shape .label,#mermaid-svg-ScwynOftCphFgT41 .icon-shape .label{text-anchor:middle;}#mermaid-svg-ScwynOftCphFgT41 .node .katex path{fill:#000;stroke:#000;stroke-width:1px;}#mermaid-svg-ScwynOftCphFgT41 .rough-node .label,#mermaid-svg-ScwynOftCphFgT41 .node .label,#mermaid-svg-ScwynOftCphFgT41 .image-shape .label,#mermaid-svg-ScwynOftCphFgT41 .icon-shape .label{text-align:center;}#mermaid-svg-ScwynOftCphFgT41 .node.clickable{cursor:pointer;}#mermaid-svg-ScwynOftCphFgT41 .root .anchor path{fill:#333333!important;stroke-width:0;stroke:#333333;}#mermaid-svg-ScwynOftCphFgT41 .arrowheadPath{fill:#333333;}#mermaid-svg-ScwynOftCphFgT41 .edgePath .path{stroke:#333333;stroke-width:2.0px;}#mermaid-svg-ScwynOftCphFgT41 .flowchart-link{stroke:#333333;fill:none;}#mermaid-svg-ScwynOftCphFgT41 .edgeLabel{background-color:rgba(232,232,232, 0.8);text-align:center;}#mermaid-svg-ScwynOftCphFgT41 .edgeLabel p{background-color:rgba(232,232,232, 0.8);}#mermaid-svg-ScwynOftCphFgT41 .edgeLabel rect{opacity:0.5;background-color:rgba(232,232,232, 0.8);fill:rgba(232,232,232, 0.8);}#mermaid-svg-ScwynOftCphFgT41 .labelBkg{background-color:rgba(232, 232, 232, 0.5);}#mermaid-svg-ScwynOftCphFgT41 .cluster rect{fill:#ffffde;stroke:#aaaa33;stroke-width:1px;}#mermaid-svg-ScwynOftCphFgT41 .cluster text{fill:#333;}#mermaid-svg-ScwynOftCphFgT41 .cluster span{color:#333;}#mermaid-svg-ScwynOftCphFgT41 div.mermaidTooltip{position:absolute;text-align:center;max-width:200px;padding:2px;font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:12px;background:hsl(80, 100%, 96.2745098039%);border:1px solid #aaaa33;border-radius:2px;pointer-events:none;z-index:100;}#mermaid-svg-ScwynOftCphFgT41 .flowchartTitleText{text-anchor:middle;font-size:18px;fill:#333;}#mermaid-svg-ScwynOftCphFgT41 rect.text{fill:none;stroke-width:0;}#mermaid-svg-ScwynOftCphFgT41 .icon-shape,#mermaid-svg-ScwynOftCphFgT41 .image-shape{background-color:rgba(232,232,232, 0.8);text-align:center;}#mermaid-svg-ScwynOftCphFgT41 .icon-shape p,#mermaid-svg-ScwynOftCphFgT41 .image-shape p{background-color:rgba(232,232,232, 0.8);padding:2px;}#mermaid-svg-ScwynOftCphFgT41 .icon-shape rect,#mermaid-svg-ScwynOftCphFgT41 .image-shape rect{opacity:0.5;background-color:rgba(232,232,232, 0.8);fill:rgba(232,232,232, 0.8);}#mermaid-svg-ScwynOftCphFgT41 .label-icon{display:inline-block;height:1em;overflow:visible;vertical-align:-0.125em;}#mermaid-svg-ScwynOftCphFgT41 .node .label-icon path{fill:currentColor;stroke:revert;stroke-width:revert;}#mermaid-svg-ScwynOftCphFgT41 :root{–mermaid-font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;}<\/p>\n

    <\/p>\n

    Pattern 4: Multi-Agent<\/p>\n

    <\/span><\/p>\n

    <\/span><\/p>\n

    <\/span><\/p>\n

    <\/span><\/p>\n

    <\/p>\n

    Agent A<\/p>\n

    <\/span><\/p>\n

    <\/p>\n

    Agent B<\/p>\n

    <\/span><\/p>\n

    <\/p>\n

    Agent C<\/p>\n

    <\/span><\/p>\n

    <\/p>\n

    Pattern 3: Planning<\/p>\n

    <\/span><\/p>\n

    <\/span><\/p>\n

    <\/span><\/p>\n

    <\/p>\n

    Decompose<\/p>\n

    <\/span><\/p>\n

    <\/p>\n

    Execute Steps<\/p>\n

    <\/span><\/p>\n

    <\/p>\n

    Synthesize<\/p>\n

    <\/span><\/p>\n

    <\/p>\n

    Pattern 2: Tool Use<\/p>\n

    <\/span><\/p>\n

    <\/span><\/p>\n

    <\/span><\/p>\n

    <\/p>\n

    Reasoning<\/p>\n

    <\/span><\/p>\n

    <\/p>\n

    Tool Call<\/p>\n

    <\/span><\/p>\n

    <\/p>\n

    Integrate Results<\/p>\n

    <\/span><\/p>\n

    <\/p>\n

    Pattern 1: Reflection<\/p>\n

    <\/span><\/p>\n

    <\/span><\/p>\n

    <\/span><\/p>\n

    <\/p>\n

    Generate<\/p>\n

    <\/span><\/p>\n

    <\/p>\n

    Self-Critique<\/p>\n

    <\/span><\/p>\n

    <\/p>\n

    Revise<\/p>\n

    <\/span><\/p>\n

    \u672c\u7ae0\u805a\u7126 Pattern 4：Multi-Agent Collaboration（\u591a\u667a\u80fd\u4f53\u534f\u4f5c）\u3002<\/p>\n

    1.2 \u67b6\u6784\u6f14\u8fdb：\u4ece\u5355\u4f53\u5230\u751f\u6001<\/h4>\n

    #mermaid-svg-0N2HMKGkNakhclo6{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:16px;fill:#333;}@keyframes edge-animation-frame{from{stroke-dashoffset:0;}}@keyframes dash{to{stroke-dashoffset:0;}}#mermaid-svg-0N2HMKGkNakhclo6 .edge-animation-slow{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 50s linear infinite;stroke-linecap:round;}#mermaid-svg-0N2HMKGkNakhclo6 .edge-animation-fast{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 20s linear infinite;stroke-linecap:round;}#mermaid-svg-0N2HMKGkNakhclo6 .error-icon{fill:#552222;}#mermaid-svg-0N2HMKGkNakhclo6 .error-text{fill:#552222;stroke:#552222;}#mermaid-svg-0N2HMKGkNakhclo6 .edge-thickness-normal{stroke-width:1px;}#mermaid-svg-0N2HMKGkNakhclo6 .edge-thickness-thick{stroke-width:3.5px;}#mermaid-svg-0N2HMKGkNakhclo6 .edge-pattern-solid{stroke-dasharray:0;}#mermaid-svg-0N2HMKGkNakhclo6 .edge-thickness-invisible{stroke-width:0;fill:none;}#mermaid-svg-0N2HMKGkNakhclo6 .edge-pattern-dashed{stroke-dasharray:3;}#mermaid-svg-0N2HMKGkNakhclo6 .edge-pattern-dotted{stroke-dasharray:2;}#mermaid-svg-0N2HMKGkNakhclo6 .marker{fill:#333333;stroke:#333333;}#mermaid-svg-0N2HMKGkNakhclo6 .marker.cross{stroke:#333333;}#mermaid-svg-0N2HMKGkNakhclo6 svg{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:16px;}#mermaid-svg-0N2HMKGkNakhclo6 p{margin:0;}#mermaid-svg-0N2HMKGkNakhclo6 .label{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;color:#333;}#mermaid-svg-0N2HMKGkNakhclo6 .cluster-label text{fill:#333;}#mermaid-svg-0N2HMKGkNakhclo6 .cluster-label span{color:#333;}#mermaid-svg-0N2HMKGkNakhclo6 .cluster-label span p{background-color:transparent;}#mermaid-svg-0N2HMKGkNakhclo6 .label text,#mermaid-svg-0N2HMKGkNakhclo6 span{fill:#333;color:#333;}#mermaid-svg-0N2HMKGkNakhclo6 .node rect,#mermaid-svg-0N2HMKGkNakhclo6 .node circle,#mermaid-svg-0N2HMKGkNakhclo6 .node ellipse,#mermaid-svg-0N2HMKGkNakhclo6 .node polygon,#mermaid-svg-0N2HMKGkNakhclo6 .node path{fill:#ECECFF;stroke:#9370DB;stroke-width:1px;}#mermaid-svg-0N2HMKGkNakhclo6 .rough-node .label text,#mermaid-svg-0N2HMKGkNakhclo6 .node .label text,#mermaid-svg-0N2HMKGkNakhclo6 .image-shape .label,#mermaid-svg-0N2HMKGkNakhclo6 .icon-shape .label{text-anchor:middle;}#mermaid-svg-0N2HMKGkNakhclo6 .node .katex path{fill:#000;stroke:#000;stroke-width:1px;}#mermaid-svg-0N2HMKGkNakhclo6 .rough-node .label,#mermaid-svg-0N2HMKGkNakhclo6 .node .label,#mermaid-svg-0N2HMKGkNakhclo6 .image-shape .label,#mermaid-svg-0N2HMKGkNakhclo6 .icon-shape .label{text-align:center;}#mermaid-svg-0N2HMKGkNakhclo6 .node.clickable{cursor:pointer;}#mermaid-svg-0N2HMKGkNakhclo6 .root .anchor path{fill:#333333!important;stroke-width:0;stroke:#333333;}#mermaid-svg-0N2HMKGkNakhclo6 .arrowheadPath{fill:#333333;}#mermaid-svg-0N2HMKGkNakhclo6 .edgePath .path{stroke:#333333;stroke-width:2.0px;}#mermaid-svg-0N2HMKGkNakhclo6 .flowchart-link{stroke:#333333;fill:none;}#mermaid-svg-0N2HMKGkNakhclo6 .edgeLabel{background-color:rgba(232,232,232, 0.8);text-align:center;}#mermaid-svg-0N2HMKGkNakhclo6 .edgeLabel p{background-color:rgba(232,232,232, 0.8);}#mermaid-svg-0N2HMKGkNakhclo6 .edgeLabel rect{opacity:0.5;background-color:rgba(232,232,232, 0.8);fill:rgba(232,232,232, 0.8);}#mermaid-svg-0N2HMKGkNakhclo6 .labelBkg{background-color:rgba(232, 232, 232, 0.5);}#mermaid-svg-0N2HMKGkNakhclo6 .cluster rect{fill:#ffffde;stroke:#aaaa33;stroke-width:1px;}#mermaid-svg-0N2HMKGkNakhclo6 .cluster text{fill:#333;}#mermaid-svg-0N2HMKGkNakhclo6 .cluster span{color:#333;}#mermaid-svg-0N2HMKGkNakhclo6 div.mermaidTooltip{position:absolute;text-align:center;max-width:200px;padding:2px;font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:12px;background:hsl(80, 100%, 96.2745098039%);border:1px solid #aaaa33;border-radius:2px;pointer-events:none;z-index:100;}#mermaid-svg-0N2HMKGkNakhclo6 .flowchartTitleText{text-anchor:middle;font-size:18px;fill:#333;}#mermaid-svg-0N2HMKGkNakhclo6 rect.text{fill:none;stroke-width:0;}#mermaid-svg-0N2HMKGkNakhclo6 .icon-shape,#mermaid-svg-0N2HMKGkNakhclo6 .image-shape{background-color:rgba(232,232,232, 0.8);text-align:center;}#mermaid-svg-0N2HMKGkNakhclo6 .icon-shape p,#mermaid-svg-0N2HMKGkNakhclo6 .image-shape p{background-color:rgba(232,232,232, 0.8);padding:2px;}#mermaid-svg-0N2HMKGkNakhclo6 .icon-shape rect,#mermaid-svg-0N2HMKGkNakhclo6 .image-shape rect{opacity:0.5;background-color:rgba(232,232,232, 0.8);fill:rgba(232,232,232, 0.8);}#mermaid-svg-0N2HMKGkNakhclo6 .label-icon{display:inline-block;height:1em;overflow:visible;vertical-align:-0.125em;}#mermaid-svg-0N2HMKGkNakhclo6 .node .label-icon path{fill:currentColor;stroke:revert;stroke-width:revert;}#mermaid-svg-0N2HMKGkNakhclo6 :root{–mermaid-font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;}<\/p>\n

    <\/p>\n

    \u590d\u6742\u5ea6\u63d0\u5347<\/p>\n

    <\/span><\/p>\n

    <\/p>\n

    \u5206\u5e03\u5f0f\u9700\u6c42<\/p>\n

    <\/span><\/p>\n

    <\/p>\n

    Level 3: Ecosystem<\/p>\n

    <\/span><\/p>\n

    <\/p>\n

    HTTP<\/p>\n

    <\/span><\/p>\n

    <\/p>\n

    MCP<\/p>\n

    <\/span><\/p>\n

    <\/p>\n

    Service APython<\/p>\n

    <\/span><\/p>\n

    <\/p>\n

    Service BJava<\/p>\n

    <\/span><\/p>\n

    <\/p>\n

    MCP Tools<\/p>\n

    <\/span><\/p>\n

    <\/p>\n

    Level 2: Swarm<\/p>\n

    <\/span><\/p>\n

    <\/p>\n

    handoff<\/p>\n

    <\/span><\/p>\n

    <\/p>\n

    handoff<\/p>\n

    <\/span><\/p>\n

    <\/p>\n

    Triage Agent<\/p>\n

    <\/span><\/p>\n

    <\/p>\n

    Fraud Agent<\/p>\n

    <\/span><\/p>\n

    <\/p>\n

    Legal Agent<\/p>\n

    <\/span><\/p>\n

    <\/p>\n

    Level 1: Monolith<\/p>\n

    <\/span><\/p>\n

    <\/p>\n

    Single Agent+ Tools<\/p>\n

    <\/span><\/p>\n

    <\/p>\n

    Monolith\u5355\u4f53Agent<\/p>\n

    <\/span><\/p>\n

    <\/p>\n

    Swarm\u8fdb\u7a0b\u5185\u534f\u4f5c<\/p>\n

    <\/span><\/p>\n

    <\/p>\n

    Ecosystem\u5fae\u670d\u52a1\u751f\u6001<\/p>\n

    <\/span><\/p>\n

  • Monolith：\u5355\u4e2a Agent \u5904\u7406\u6240\u6709\u903b\u8f91，\u53d7\u9650\u4e8e\u4e0a\u4e0b\u6587\u7a97\u53e3\u548c\u63a8\u7406\u590d\u6742\u5ea6\u3002<\/li>\n
  • Swarm：\u591a\u4e2a\u4e13\u5bb6 Agent \u5728\u540c\u4e00\u8fdb\u7a0b\u4e2d\u534f\u4f5c，\u901a\u8fc7 Handoff \u673a\u5236\u79fb\u4ea4\u63a7\u5236\u6743\u3002<\/li>\n
  • Ecosystem：\u8de8\u8fdb\u7a0b\u3001\u8de8\u8bed\u8a00\u7684\u5fae\u670d\u52a1\u67b6\u6784，\u901a\u8fc7\u6807\u51c6\u534f\u8bae\u4e92\u8054\u3002<\/li>\n
    \n

    \u7b2c2\u7ae0：Swarm \u6a21\u5f0f\u8be6\u89e3 (Official Way)<\/h3>\n

    2.1 \u6838\u5fc3\u5b9a\u4e49：Swarm \u2260 \u8702\u7fa4\u7b97\u6cd5<\/h4>\n

    \u5728 LangGraph \u8bed\u5883\u4e0b，Swarm \u4e0d\u662f\u6307\u5206\u5e03\u5f0f\u7fa4\u4f53\u667a\u80fd\u7b97\u6cd5，\u800c\u662f\u6307：<\/p>\n

    \u591a\u4e2a Agent \u901a\u8fc7 Handoffs（\u63a7\u5236\u6743\u79fb\u4ea4）\u8fdb\u884c\u53bb\u4e2d\u5fc3\u5316\u534f\u4f5c\u7684\u8bbe\u8ba1\u6a21\u5f0f\u3002<\/p>\n

    \u5173\u952e\u7279\u6027：<\/p>\n

      \n
    • \u53bb\u4e2d\u5fc3\u5316：\u6ca1\u6709\u4e2d\u592e\u8def\u7531\u5668，\u6bcf\u4e2a Agent \u81ea\u5df1\u51b3\u5b9a\u4e0b\u4e00\u6b65\u8be5\u8c01\u63a5\u624b\u3002<\/li>\n
    • Handoff：\u4e0d\u53ea\u662f\u8fd4\u56de\u7ed3\u679c，\u800c\u662f\u4f20\u9012\u5b8c\u6574\u7684\u4e0a\u4e0b\u6587\u548c\u63a7\u5236\u6743\u3002<\/li>\n
    • \u5171\u4eab\u72b6\u6001：\u6240\u6709 Agent \u64cd\u4f5c\u540c\u4e00\u4e2a State \u5bf9\u8c61\u3002<\/li>\n<\/ul>\n

      2.2 \u5b98\u65b9\u63a8\u8350\u5199\u6cd5：Tool-Based Routing<\/h4>\n

      LangGraph \u5b98\u65b9\u63a8\u8350\u7684 Multi-Agent \u5b9e\u73b0\u65b9\u5f0f\u662f：\u5b9a\u4e49 transfer_to_X \u5de5\u5177，\u901a\u8fc7 Tool Call \u89e6\u53d1\u6761\u4ef6\u8fb9\u8df3\u8f6c\u3002<\/p>\n

      2.2.1 \u5b9e\u6218\u573a\u666f：\u4fdd\u9669\u7406\u8d54\u7cfb\u7edf<\/h5>\n

      \u4e1a\u52a1\u6d41\u7a0b：<\/p>\n

      \u7528\u6237\u63d0\u4ea4\u7406\u8d54
      \n \u2192 Triage Agent (\u5206\u6d41)
      \n \u2192 Claim Processor (\u521d\u5ba1)
      \n \u2192 \u98ce\u63a7 Agent \/ \u6cd5\u52a1 Agent (\u4e13\u4e1a\u5904\u7406)
      \n \u2192 \u7ed3\u6848<\/p>\n

      2.2.2 Step 1: \u5b9a\u4e49\u5168\u5c40\u72b6\u6001<\/h5>\n

      from<\/span> typing import<\/span> Annotated,<\/span> TypedDict
      \nfrom<\/span> langgraph.<\/span>graph.<\/span>message import<\/span> add_messages<\/p>\n

      class<\/span> InsuranceState<\/span>(<\/span>TypedDict)<\/span>:<\/span>
      \n """\u5168\u5c40\u5171\u4eab\u72b6\u6001"""<\/span>
      \n messages:<\/span> Annotated[<\/span>list<\/span>,<\/span> add_messages]<\/span> # \u5bf9\u8bdd\u5386\u53f2（\u81ea\u52a8\u5408\u5e76）<\/span>
      \n claim_id:<\/span> str<\/span> # \u6848\u4ef6ID<\/span>
      \n risk_score:<\/span> float<\/span> # \u98ce\u9669\u8bc4\u5206<\/span>
      \n current_agent:<\/span> str<\/span> # \u5f53\u524d\u5904\u7406\u4eba<\/span><\/p>\n

      \u5173\u952e\u70b9：\u4f7f\u7528 add_messages \u6ce8\u89e3，LangGraph \u4f1a\u81ea\u52a8\u5408\u5e76\u6d88\u606f\u800c\u4e0d\u662f\u8986\u76d6\u3002<\/p>\n

      2.2.3 Step 2: \u521b\u5efa Transfer \u5de5\u5177<\/h5>\n

      from<\/span> langchain_core.<\/span>tools import<\/span> tool<\/p>\n

      def<\/span> create_transfer_tool<\/span>(<\/span>target_agent:<\/span> str<\/span>)<\/span>:<\/span>
      \n """\u5de5\u5382\u51fd\u6570：\u751f\u6210\u79fb\u4ea4\u5de5\u5177"""<\/span>
      \n @tool<\/span>(<\/span>f"transfer_to_<\/span>{<\/span>target_agent}<\/span><\/span>"<\/span><\/span>)<\/span>
      \n def<\/span> transfer<\/span>(<\/span>)<\/span> –<\/span>><\/span> str<\/span>:<\/span>
      \n f"""\u5c06\u4efb\u52a1\u79fb\u4ea4\u7ed9 <\/span>{<\/span>target_agent}<\/span><\/span> \u7ee7\u7eed\u5904\u7406\u3002"""<\/span><\/span>
      \n return<\/span> target_agent
      \n return<\/span> transfer<\/p>\n

      \u4e3a\u4ec0\u4e48\u8fd9\u6837\u8bbe\u8ba1？<\/p>\n

        \n
      • Tool \u7684\u8fd4\u56de\u503c\u4f1a\u88ab\u8def\u7531\u51fd\u6570\u8bfb\u53d6，\u51b3\u5b9a\u4e0b\u4e00\u4e2a\u8282\u70b9\u3002<\/li>\n
      • Tool \u7684 docstring \u4f1a\u6210\u4e3a LLM \u7684\u51b3\u7b56\u4f9d\u636e\u3002<\/li>\n<\/ul>\n
        2.2.4 Step 3: \u5b9a\u4e49 Agent \u8282\u70b9<\/h5>\n

        from<\/span> langchain_openai import<\/span> ChatOpenAI
        \nfrom<\/span> langchain_core.<\/span>messages import<\/span> SystemMessage<\/p>\n

        llm =<\/span> ChatOpenAI(<\/span>model=<\/span>"gpt-4o"<\/span>,<\/span> temperature=<\/span>0<\/span>)<\/span><\/p>\n

        # === Triage Agent ===<\/span>
        \ntriage_tools =<\/span> [<\/span>
        \n create_transfer_tool(<\/span>"ClaimProcessor"<\/span>)<\/span>
        \n]<\/span><\/p>\n

        def<\/span> triage_node<\/span>(<\/span>state:<\/span> InsuranceState)<\/span>:<\/span>
        \n """\u5206\u6d41\u4e13\u5458：\u6536\u96c6\u4fe1\u606f\u5e76\u8f6c\u53d1"""<\/span>
        \n system_msg =<\/span> SystemMessage(<\/span>content=<\/span>"""
        \n \u4f60\u662f\u7406\u8d54\u5206\u6d41\u4e13\u5458\u3002\u804c\u8d23：
        \n 1. \u8be2\u95ee\u7528\u6237\u6848\u4ef6\u7f16\u53f7\u548c\u57fa\u672c\u60c5\u51b5
        \n 2. \u8bb0\u5f55\u5230\u7cfb\u7edf\u540e，\u8c03\u7528 transfer_to_ClaimProcessor \u79fb\u4ea4
        \n """<\/span>)<\/span><\/p>\n

        response =<\/span> llm.<\/span>bind_tools(<\/span>triage_tools)<\/span>.<\/span>invoke(<\/span>
        \n [<\/span>system_msg]<\/span> +<\/span> state[<\/span>"messages"<\/span>]<\/span>
        \n )<\/span>
        \n return<\/span> {<\/span>"messages"<\/span>:<\/span> [<\/span>response]<\/span>}<\/span><\/p>\n

        # === Claim Processor ===<\/span>
        \nprocessor_tools =<\/span> [<\/span>
        \n create_transfer_tool(<\/span>"FraudDetector"<\/span>)<\/span>,<\/span>
        \n create_transfer_tool(<\/span>"LegalAdvisor"<\/span>)<\/span>
        \n]<\/span><\/p>\n

        def<\/span> processor_node<\/span>(<\/span>state:<\/span> InsuranceState)<\/span>:<\/span>
        \n """\u521d\u5ba1\u4e13\u5458：\u8ba1\u7b97\u98ce\u9669\u5e76\u5206\u6d41"""<\/span>
        \n system_msg =<\/span> SystemMessage(<\/span>content=<\/span>"""
        \n \u4f60\u662f\u7406\u8d54\u521d\u5ba1\u5458\u3002\u804c\u8d23：
        \n 1. \u5206\u6790\u6848\u4ef6，\u8ba1\u7b97\u98ce\u9669\u8bc4\u5206（0-100）
        \n 2. \u5982\u679c\u98ce\u9669 > 70，\u8c03\u7528 transfer_to_FraudDetector
        \n 3. \u5426\u5219\u8c03\u7528 transfer_to_LegalAdvisor
        \n """<\/span>)<\/span><\/p>\n

        response =<\/span> llm.<\/span>bind_tools(<\/span>processor_tools)<\/span>.<\/span>invoke(<\/span>
        \n [<\/span>system_msg]<\/span> +<\/span> state[<\/span>"messages"<\/span>]<\/span>
        \n )<\/span>
        \n return<\/span> {<\/span>"messages"<\/span>:<\/span> [<\/span>response]<\/span>}<\/span><\/p>\n

        # === Fraud Detector ===<\/span>
        \ndef<\/span> fraud_node<\/span>(<\/span>state:<\/span> InsuranceState)<\/span>:<\/span>
        \n """\u98ce\u63a7\u4e13\u5458：\u7ec8\u7aef\u8282\u70b9，\u4e0d\u518d\u79fb\u4ea4"""<\/span>
        \n system_msg =<\/span> SystemMessage(<\/span>content=<\/span>"\u4f60\u662f\u98ce\u63a7\u4e13\u5458，\u8fdb\u884c\u6700\u7ec8\u5ba1\u6838\u3002"<\/span>)<\/span>
        \n response =<\/span> llm.<\/span>invoke(<\/span>[<\/span>system_msg]<\/span> +<\/span> state[<\/span>"messages"<\/span>]<\/span>)<\/span>
        \n return<\/span> {<\/span>"messages"<\/span>:<\/span> [<\/span>response]<\/span>}<\/span><\/p>\n

        # === Legal Advisor ===<\/span>
        \ndef<\/span> legal_node<\/span>(<\/span>state:<\/span> InsuranceState)<\/span>:<\/span>
        \n """\u6cd5\u52a1\u4e13\u5458：\u7ec8\u7aef\u8282\u70b9"""<\/span>
        \n system_msg =<\/span> SystemMessage(<\/span>content=<\/span>"\u4f60\u662f\u6cd5\u52a1\u987e\u95ee，\u63d0\u4f9b\u6cd5\u5f8b\u610f\u89c1\u3002"<\/span>)<\/span>
        \n response =<\/span> llm.<\/span>invoke(<\/span>[<\/span>system_msg]<\/span> +<\/span> state[<\/span>"messages"<\/span>]<\/span>)<\/span>
        \n return<\/span> {<\/span>"messages"<\/span>:<\/span> [<\/span>response]<\/span>}<\/span><\/p>\n

        2.2.5 Step 4: \u6784\u5efa\u8def\u7531\u56fe<\/h5>\n

        from<\/span> langgraph.<\/span>graph import<\/span> StateGraph,<\/span> END<\/p>\n

        # 1. \u521d\u59cb\u5316\u56fe<\/span>
        \nworkflow =<\/span> StateGraph(<\/span>InsuranceState)<\/span><\/p>\n

        # 2. \u6dfb\u52a0\u8282\u70b9<\/span>
        \nworkflow.<\/span>add_node(<\/span>"Triage"<\/span>,<\/span> triage_node)<\/span>
        \nworkflow.<\/span>add_node(<\/span>"ClaimProcessor"<\/span>,<\/span> processor_node)<\/span>
        \nworkflow.<\/span>add_node(<\/span>"FraudDetector"<\/span>,<\/span> fraud_node)<\/span>
        \nworkflow.<\/span>add_node(<\/span>"LegalAdvisor"<\/span>,<\/span> legal_node)<\/span><\/p>\n

        # 3. \u5b9a\u4e49\u8def\u7531\u51fd\u6570<\/span>
        \ndef<\/span> router<\/span>(<\/span>state:<\/span> InsuranceState)<\/span>:<\/span>
        \n """\u6839\u636e\u6700\u540e\u4e00\u6761\u6d88\u606f\u7684 Tool Call \u51b3\u5b9a\u8def\u7531"""<\/span>
        \n last_msg =<\/span> state[<\/span>"messages"<\/span>]<\/span>[<\/span>–<\/span>1<\/span>]<\/span><\/p>\n

        # \u68c0\u67e5\u662f\u5426\u6709\u5de5\u5177\u8c03\u7528<\/span>
        \n if<\/span> hasattr<\/span>(<\/span>last_msg,<\/span> "tool_calls"<\/span>)<\/span> and<\/span> last_msg.<\/span>tool_calls:<\/span>
        \n tool_call =<\/span> last_msg.<\/span>tool_calls[<\/span>0<\/span>]<\/span>
        \n tool_name =<\/span> tool_call[<\/span>"name"<\/span>]<\/span><\/p>\n

        # \u5982\u679c\u662f transfer_to_X \u5de5\u5177，\u8fd4\u56de\u76ee\u6807\u8282\u70b9\u540d<\/span>
        \n if<\/span> tool_name.<\/span>startswith(<\/span>"transfer_to_"<\/span>)<\/span>:<\/span>
        \n return<\/span> tool_name.<\/span>replace(<\/span>"transfer_to_"<\/span>,<\/span> ""<\/span>)<\/span><\/p>\n

        # \u5426\u5219\u7ed3\u675f<\/span>
        \n return<\/span> END<\/p>\n

        # 4. \u6dfb\u52a0\u6761\u4ef6\u8fb9（\u6838\u5fc3\u673a\u5236）<\/span>
        \nworkflow.<\/span>add_conditional_edges(<\/span>"Triage"<\/span>,<\/span> router)<\/span>
        \nworkflow.<\/span>add_conditional_edges(<\/span>"ClaimProcessor"<\/span>,<\/span> router)<\/span><\/p>\n

        # 5. \u7ec8\u7aef\u8282\u70b9\u76f4\u63a5\u7ed3\u675f<\/span>
        \nworkflow.<\/span>add_edge(<\/span>"FraudDetector"<\/span>,<\/span> END)<\/span>
        \nworkflow.<\/span>add_edge(<\/span>"LegalAdvisor"<\/span>,<\/span> END)<\/span><\/p>\n

        # 6. \u8bbe\u7f6e\u5165\u53e3<\/span>
        \nworkflow.<\/span>set_entry_point(<\/span>"Triage"<\/span>)<\/span><\/p>\n

        # 7. \u7f16\u8bd1<\/span>
        \napp =<\/span> workflow.<\/span>compile<\/span>(<\/span>)<\/span><\/p>\n

        \u5173\u952e\u8bbe\u8ba1\u70b9：<\/p>\n

          \n
        • add_conditional_edges(node, router)：\u8ba9 router \u51fd\u6570\u6839\u636e state \u51b3\u5b9a\u4e0b\u4e00\u6b65\u3002<\/li>\n
        • router \u901a\u8fc7\u89e3\u6790 tool_calls \u5b9e\u73b0\u52a8\u6001\u8def\u7531\u3002<\/li>\n
        • \u8fd9\u662f LangGraph \u5b98\u65b9\u63a8\u8350\u7684 Handoff \u6807\u51c6\u5199\u6cd5\u3002<\/li>\n<\/ul>\n
          2.2.6 \u8fd0\u884c\u6d4b\u8bd5<\/h5>\n

          from<\/span> langchain_core.<\/span>messages import<\/span> HumanMessage<\/p>\n

          result =<\/span> app.<\/span>invoke(<\/span>{<\/span>
          \n "messages"<\/span>:<\/span> [<\/span>HumanMessage(<\/span>content=<\/span>"\u6211\u8981\u62a5\u6848，\u6848\u4ef6\u53f7 C12345"<\/span>)<\/span>]<\/span>,<\/span>
          \n "claim_id"<\/span>:<\/span> ""<\/span>,<\/span>
          \n "risk_score"<\/span>:<\/span> 0.0<\/span>,<\/span>
          \n "current_agent"<\/span>:<\/span> ""<\/span>
          \n}<\/span>)<\/span><\/p>\n

          print<\/span>(<\/span>result[<\/span>"messages"<\/span>]<\/span>[<\/span>–<\/span>1<\/span>]<\/span>.<\/span>content)<\/span><\/p>\n

          \u6267\u884c\u6d41\u7a0b：<\/p>\n

          Triage: \u6536\u96c6\u4fe1\u606f \u2192 \u8c03\u7528 transfer_to_ClaimProcessor
          \n \u2193
          \nClaimProcessor: \u8ba1\u7b97\u98ce\u9669 \u2192 \u8c03\u7528 transfer_to_FraudDetector
          \n \u2193
          \nFraudDetector: \u6700\u7ec8\u5ba1\u6838 \u2192 END<\/p>\n

          2.3 Swarm \u6a21\u5f0f\u603b\u7ed3<\/h4>\n

          \u4f18\u70b9：<\/p>\n

            \n
          • \u72b6\u6001\u5171\u4eab\u96f6\u6210\u672c（\u5185\u5b58\u7ea7）<\/li>\n
          • \u5f00\u53d1\u8c03\u8bd5\u7b80\u5355<\/li>\n
          • \u9002\u5408\u590d\u6742\u4e1a\u52a1\u6d41\u7a0b<\/li>\n<\/ul>\n

            \u5c40\u9650：<\/p>\n

              \n
            • \u6240\u6709 Agent \u5fc5\u987b\u5728\u540c\u4e00\u8fdb\u7a0b<\/li>\n
            • \u65e0\u6cd5\u8de8\u8bed\u8a00\u3001\u8de8\u56e2\u961f\u590d\u7528<\/li>\n
            • \u53d7\u5355\u673a\u8d44\u6e90\u9650\u5236<\/li>\n<\/ul>\n

              \u4f55\u65f6\u4f7f\u7528：\u4fdd\u9669\u7406\u8d54\u3001\u5de5\u5355\u5ba1\u6279\u3001\u590d\u6742\u54a8\u8be2\u7b49\u9700\u8981\u591a\u89d2\u8272\u7d27\u5bc6\u534f\u4f5c\u7684\u573a\u666f\u3002<\/p>\n

              \n

              \u7b2c3\u7ae0：\u5206\u5e03\u5f0f\u534f\u4f5c (Distributed State)<\/h3>\n

              3.1 \u95ee\u9898：Swarm \u7684\u5355\u70b9\u74f6\u9888<\/h4>\n

              \u5728\u4e0a\u4e00\u7ae0\u4e2d，\u6240\u6709 Agent \u5fc5\u987b\u5728\u540c\u4e00\u4e2a Python \u8fdb\u7a0b\u91cc\u3002\u4f46\u73b0\u5b9e\u573a\u666f\u5f80\u5f80\u9700\u8981：<\/p>\n

                \n
              • \u6c34\u5e73\u6269\u5c55：\u591a\u4e2a Worker \u5904\u7406\u5e76\u53d1\u8bf7\u6c42\u3002<\/li>\n
              • \u8de8\u5730\u57df\u90e8\u7f72：Triage \u5728\u5317\u4eac，Fraud \u5728\u4e0a\u6d77\u3002<\/li>\n
              • \u8bed\u8a00\u5f02\u6784：Python \u5199\u7684 Agent \u8c03\u7528 Java \u5199\u7684\u98ce\u63a7\u670d\u52a1\u3002<\/li>\n<\/ul>\n

                \u6838\u5fc3\u6311\u6218：\u5982\u4f55\u8ba9\u5206\u5e03\u5f0f\u7684 Agent \u5171\u4eab\u72b6\u6001？<\/p>\n

                3.2 \u89e3\u51b3\u65b9\u6848：Shared State via Database<\/h4>\n

                LangGraph \u63d0\u4f9b\u4e86 Checkpointer \u673a\u5236，\u5c06 State \u6301\u4e45\u5316\u5230\u5916\u90e8\u5b58\u50a8\u3002<\/p>\n

                #mermaid-svg-g9tpElmdM9F1iGvB{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:16px;fill:#333;}@keyframes edge-animation-frame{from{stroke-dashoffset:0;}}@keyframes dash{to{stroke-dashoffset:0;}}#mermaid-svg-g9tpElmdM9F1iGvB .edge-animation-slow{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 50s linear infinite;stroke-linecap:round;}#mermaid-svg-g9tpElmdM9F1iGvB .edge-animation-fast{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 20s linear infinite;stroke-linecap:round;}#mermaid-svg-g9tpElmdM9F1iGvB .error-icon{fill:#552222;}#mermaid-svg-g9tpElmdM9F1iGvB .error-text{fill:#552222;stroke:#552222;}#mermaid-svg-g9tpElmdM9F1iGvB .edge-thickness-normal{stroke-width:1px;}#mermaid-svg-g9tpElmdM9F1iGvB .edge-thickness-thick{stroke-width:3.5px;}#mermaid-svg-g9tpElmdM9F1iGvB .edge-pattern-solid{stroke-dasharray:0;}#mermaid-svg-g9tpElmdM9F1iGvB .edge-thickness-invisible{stroke-width:0;fill:none;}#mermaid-svg-g9tpElmdM9F1iGvB .edge-pattern-dashed{stroke-dasharray:3;}#mermaid-svg-g9tpElmdM9F1iGvB .edge-pattern-dotted{stroke-dasharray:2;}#mermaid-svg-g9tpElmdM9F1iGvB .marker{fill:#333333;stroke:#333333;}#mermaid-svg-g9tpElmdM9F1iGvB .marker.cross{stroke:#333333;}#mermaid-svg-g9tpElmdM9F1iGvB svg{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:16px;}#mermaid-svg-g9tpElmdM9F1iGvB p{margin:0;}#mermaid-svg-g9tpElmdM9F1iGvB .label{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;color:#333;}#mermaid-svg-g9tpElmdM9F1iGvB .cluster-label text{fill:#333;}#mermaid-svg-g9tpElmdM9F1iGvB .cluster-label span{color:#333;}#mermaid-svg-g9tpElmdM9F1iGvB .cluster-label span p{background-color:transparent;}#mermaid-svg-g9tpElmdM9F1iGvB .label text,#mermaid-svg-g9tpElmdM9F1iGvB span{fill:#333;color:#333;}#mermaid-svg-g9tpElmdM9F1iGvB .node rect,#mermaid-svg-g9tpElmdM9F1iGvB .node circle,#mermaid-svg-g9tpElmdM9F1iGvB .node ellipse,#mermaid-svg-g9tpElmdM9F1iGvB .node polygon,#mermaid-svg-g9tpElmdM9F1iGvB .node path{fill:#ECECFF;stroke:#9370DB;stroke-width:1px;}#mermaid-svg-g9tpElmdM9F1iGvB .rough-node .label text,#mermaid-svg-g9tpElmdM9F1iGvB .node .label text,#mermaid-svg-g9tpElmdM9F1iGvB .image-shape .label,#mermaid-svg-g9tpElmdM9F1iGvB .icon-shape .label{text-anchor:middle;}#mermaid-svg-g9tpElmdM9F1iGvB .node .katex path{fill:#000;stroke:#000;stroke-width:1px;}#mermaid-svg-g9tpElmdM9F1iGvB .rough-node .label,#mermaid-svg-g9tpElmdM9F1iGvB .node .label,#mermaid-svg-g9tpElmdM9F1iGvB .image-shape .label,#mermaid-svg-g9tpElmdM9F1iGvB .icon-shape .label{text-align:center;}#mermaid-svg-g9tpElmdM9F1iGvB .node.clickable{cursor:pointer;}#mermaid-svg-g9tpElmdM9F1iGvB .root .anchor path{fill:#333333!important;stroke-width:0;stroke:#333333;}#mermaid-svg-g9tpElmdM9F1iGvB .arrowheadPath{fill:#333333;}#mermaid-svg-g9tpElmdM9F1iGvB .edgePath .path{stroke:#333333;stroke-width:2.0px;}#mermaid-svg-g9tpElmdM9F1iGvB .flowchart-link{stroke:#333333;fill:none;}#mermaid-svg-g9tpElmdM9F1iGvB .edgeLabel{background-color:rgba(232,232,232, 0.8);text-align:center;}#mermaid-svg-g9tpElmdM9F1iGvB .edgeLabel p{background-color:rgba(232,232,232, 0.8);}#mermaid-svg-g9tpElmdM9F1iGvB .edgeLabel rect{opacity:0.5;background-color:rgba(232,232,232, 0.8);fill:rgba(232,232,232, 0.8);}#mermaid-svg-g9tpElmdM9F1iGvB .labelBkg{background-color:rgba(232, 232, 232, 0.5);}#mermaid-svg-g9tpElmdM9F1iGvB .cluster rect{fill:#ffffde;stroke:#aaaa33;stroke-width:1px;}#mermaid-svg-g9tpElmdM9F1iGvB .cluster text{fill:#333;}#mermaid-svg-g9tpElmdM9F1iGvB .cluster span{color:#333;}#mermaid-svg-g9tpElmdM9F1iGvB div.mermaidTooltip{position:absolute;text-align:center;max-width:200px;padding:2px;font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:12px;background:hsl(80, 100%, 96.2745098039%);border:1px solid #aaaa33;border-radius:2px;pointer-events:none;z-index:100;}#mermaid-svg-g9tpElmdM9F1iGvB .flowchartTitleText{text-anchor:middle;font-size:18px;fill:#333;}#mermaid-svg-g9tpElmdM9F1iGvB rect.text{fill:none;stroke-width:0;}#mermaid-svg-g9tpElmdM9F1iGvB .icon-shape,#mermaid-svg-g9tpElmdM9F1iGvB .image-shape{background-color:rgba(232,232,232, 0.8);text-align:center;}#mermaid-svg-g9tpElmdM9F1iGvB .icon-shape p,#mermaid-svg-g9tpElmdM9F1iGvB .image-shape p{background-color:rgba(232,232,232, 0.8);padding:2px;}#mermaid-svg-g9tpElmdM9F1iGvB .icon-shape rect,#mermaid-svg-g9tpElmdM9F1iGvB .image-shape rect{opacity:0.5;background-color:rgba(232,232,232, 0.8);fill:rgba(232,232,232, 0.8);}#mermaid-svg-g9tpElmdM9F1iGvB .label-icon{display:inline-block;height:1em;overflow:visible;vertical-align:-0.125em;}#mermaid-svg-g9tpElmdM9F1iGvB .node .label-icon path{fill:currentColor;stroke:revert;stroke-width:revert;}#mermaid-svg-g9tpElmdM9F1iGvB :root{–mermaid-font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;}<\/p>\n

                <\/p>\n

                Worker 2 (Shanghai)<\/p>\n

                <\/span><\/p>\n

                <\/p>\n

                Shared State<\/p>\n

                <\/span><\/p>\n

                <\/p>\n

                Worker 1 (Beijing)<\/p>\n

                <\/span><\/p>\n

                <\/p>\n

                Write State<\/p>\n

                <\/span><\/p>\n

                <\/p>\n

                Read State<\/p>\n

                <\/span><\/p>\n

                <\/p>\n

                Triage Agent<\/p>\n

                <\/span><\/p>\n

                <\/p>\n

                RedisState Store<\/p>\n

                <\/span><\/p>\n

                <\/p>\n

                Fraud Agent<\/p>\n

                <\/span><\/p>\n

                3.3 \u5b9e\u6218：Redis Checkpointer<\/h4>\n

                3.3.1 \u5b89\u88c5\u4f9d\u8d56<\/h5>\n

                pip install<\/span> langgraph-checkpoint-redis redis<\/p>\n

                3.3.2 \u4fee\u6539\u4ee3\u7801：\u542f\u7528\u6301\u4e45\u5316<\/h5>\n

                from<\/span> langgraph.<\/span>checkpoint.<\/span>redis import<\/span> RedisSaver
                \nimport<\/span> redis<\/p>\n

                # 1. \u8fde\u63a5 Redis<\/span>
                \nredis_client =<\/span> redis.<\/span>Redis(<\/span>host=<\/span>"localhost"<\/span>,<\/span> port=<\/span>6379<\/span>,<\/span> db=<\/span>0<\/span>)<\/span><\/p>\n

                # 2. \u521b\u5efa Checkpointer<\/span>
                \ncheckpointer =<\/span> RedisSaver(<\/span>redis_client)<\/span><\/p>\n

                # 3. \u7f16\u8bd1\u65f6\u4f20\u5165<\/span>
                \napp =<\/span> workflow.<\/span>compile<\/span>(<\/span>checkpointer=<\/span>checkpointer)<\/span><\/p>\n

                3.3.3 \u5206\u5e03\u5f0f\u8fd0\u884c<\/h5>\n

                Worker 1（Triage \u670d\u52a1）：<\/p>\n

                # worker_triage.py<\/span>
                \nfrom<\/span> fastapi import<\/span> FastAPI
                \nfrom<\/span> langserve import<\/span> add_routes<\/p>\n

                # \u53ea\u5305\u542b Triage \u8282\u70b9\u7684\u5b50\u56fe<\/span>
                \ntriage_graph =<\/span> create_triage_subgraph(<\/span>)<\/span>
                \ntriage_app =<\/span> triage_graph.<\/span>compile<\/span>(<\/span>checkpointer=<\/span>checkpointer)<\/span><\/p>\n

                api =<\/span> FastAPI(<\/span>)<\/span>
                \nadd_routes(<\/span>api,<\/span> triage_app,<\/span> path=<\/span>"\/triage"<\/span>)<\/span><\/p>\n

                # \u542f\u52a8：uvicorn worker_triage:api –port 8001<\/span><\/p>\n

                Worker 2（Fraud \u670d\u52a1）：<\/p>\n

                # worker_fraud.py<\/span>
                \nfraud_graph =<\/span> create_fraud_subgraph(<\/span>)<\/span>
                \nfraud_app =<\/span> fraud_graph.<\/span>compile<\/span>(<\/span>checkpointer=<\/span>checkpointer)<\/span><\/p>\n

                api =<\/span> FastAPI(<\/span>)<\/span>
                \nadd_routes(<\/span>api,<\/span> fraud_app,<\/span> path=<\/span>"\/fraud"<\/span>)<\/span><\/p>\n

                # \u542f\u52a8：uvicorn worker_fraud:api –port 8002<\/span><\/p>\n

                \u6838\u5fc3\u673a\u5236：<\/p>\n

              • Triage \u5904\u7406\u5b8c\u540e，\u5c06 State \u5199\u5165 Redis（thread_id \u4f5c\u4e3a key）\u3002<\/li>\n
              • Router \u6839\u636e\u4e1a\u52a1\u903b\u8f91\u5c06\u8bf7\u6c42\u8f6c\u53d1\u5230 Fraud \u670d\u52a1\u3002<\/li>\n
              • Fraud \u670d\u52a1\u4ece Redis \u8bfb\u53d6 State，\u7ee7\u7eed\u5904\u7406\u3002<\/li>\n

                3.4 Thread ID：\u5206\u5e03\u5f0f\u534f\u4f5c\u7684\u94a5\u5319<\/h4>\n

                # \u8c03\u7528\u65f6\u5fc5\u987b\u6307\u5b9a thread_id<\/span>
                \nconfig =<\/span> {<\/span>"configurable"<\/span>:<\/span> {<\/span>"thread_id"<\/span>:<\/span> "claim-12345"<\/span>}<\/span>}<\/span><\/p>\n

                # Worker 1<\/span>
                \nresult1 =<\/span> triage_app.<\/span>invoke(<\/span>input_data,<\/span> config=<\/span>config)<\/span><\/p>\n

                # Worker 2（\u4f7f\u7528\u76f8\u540c thread_id）<\/span>
                \nresult2 =<\/span> fraud_app.<\/span>invoke(<\/span>None<\/span>,<\/span> config=<\/span>config)<\/span> # \u81ea\u52a8\u6062\u590d\u72b6\u6001<\/span><\/p>\n

                \u6700\u4f73\u5b9e\u8df5：<\/p>\n

                  \n
                • \u4f7f\u7528\u4e1a\u52a1 ID（\u5982 claim_id）\u4f5c\u4e3a thread_id\u3002<\/li>\n
                • \u8bbe\u7f6e TTL，\u5b9a\u671f\u6e05\u7406\u8fc7\u671f\u72b6\u6001\u3002<\/li>\n<\/ul>\n

                  3.5 \u5206\u5e03\u5f0f\u67b6\u6784\u56fe<\/h4>\n

                  #mermaid-svg-jCSALW00lfb7F1Fw{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:16px;fill:#333;}@keyframes edge-animation-frame{from{stroke-dashoffset:0;}}@keyframes dash{to{stroke-dashoffset:0;}}#mermaid-svg-jCSALW00lfb7F1Fw .edge-animation-slow{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 50s linear infinite;stroke-linecap:round;}#mermaid-svg-jCSALW00lfb7F1Fw .edge-animation-fast{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 20s linear infinite;stroke-linecap:round;}#mermaid-svg-jCSALW00lfb7F1Fw .error-icon{fill:#552222;}#mermaid-svg-jCSALW00lfb7F1Fw .error-text{fill:#552222;stroke:#552222;}#mermaid-svg-jCSALW00lfb7F1Fw .edge-thickness-normal{stroke-width:1px;}#mermaid-svg-jCSALW00lfb7F1Fw .edge-thickness-thick{stroke-width:3.5px;}#mermaid-svg-jCSALW00lfb7F1Fw .edge-pattern-solid{stroke-dasharray:0;}#mermaid-svg-jCSALW00lfb7F1Fw .edge-thickness-invisible{stroke-width:0;fill:none;}#mermaid-svg-jCSALW00lfb7F1Fw .edge-pattern-dashed{stroke-dasharray:3;}#mermaid-svg-jCSALW00lfb7F1Fw .edge-pattern-dotted{stroke-dasharray:2;}#mermaid-svg-jCSALW00lfb7F1Fw .marker{fill:#333333;stroke:#333333;}#mermaid-svg-jCSALW00lfb7F1Fw .marker.cross{stroke:#333333;}#mermaid-svg-jCSALW00lfb7F1Fw svg{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:16px;}#mermaid-svg-jCSALW00lfb7F1Fw p{margin:0;}#mermaid-svg-jCSALW00lfb7F1Fw .label{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;color:#333;}#mermaid-svg-jCSALW00lfb7F1Fw .cluster-label text{fill:#333;}#mermaid-svg-jCSALW00lfb7F1Fw .cluster-label span{color:#333;}#mermaid-svg-jCSALW00lfb7F1Fw .cluster-label span p{background-color:transparent;}#mermaid-svg-jCSALW00lfb7F1Fw .label text,#mermaid-svg-jCSALW00lfb7F1Fw span{fill:#333;color:#333;}#mermaid-svg-jCSALW00lfb7F1Fw .node rect,#mermaid-svg-jCSALW00lfb7F1Fw .node circle,#mermaid-svg-jCSALW00lfb7F1Fw .node ellipse,#mermaid-svg-jCSALW00lfb7F1Fw .node polygon,#mermaid-svg-jCSALW00lfb7F1Fw .node path{fill:#ECECFF;stroke:#9370DB;stroke-width:1px;}#mermaid-svg-jCSALW00lfb7F1Fw .rough-node .label text,#mermaid-svg-jCSALW00lfb7F1Fw .node .label text,#mermaid-svg-jCSALW00lfb7F1Fw .image-shape .label,#mermaid-svg-jCSALW00lfb7F1Fw .icon-shape .label{text-anchor:middle;}#mermaid-svg-jCSALW00lfb7F1Fw .node .katex path{fill:#000;stroke:#000;stroke-width:1px;}#mermaid-svg-jCSALW00lfb7F1Fw .rough-node .label,#mermaid-svg-jCSALW00lfb7F1Fw .node .label,#mermaid-svg-jCSALW00lfb7F1Fw .image-shape .label,#mermaid-svg-jCSALW00lfb7F1Fw .icon-shape .label{text-align:center;}#mermaid-svg-jCSALW00lfb7F1Fw .node.clickable{cursor:pointer;}#mermaid-svg-jCSALW00lfb7F1Fw .root .anchor path{fill:#333333!important;stroke-width:0;stroke:#333333;}#mermaid-svg-jCSALW00lfb7F1Fw .arrowheadPath{fill:#333333;}#mermaid-svg-jCSALW00lfb7F1Fw .edgePath .path{stroke:#333333;stroke-width:2.0px;}#mermaid-svg-jCSALW00lfb7F1Fw .flowchart-link{stroke:#333333;fill:none;}#mermaid-svg-jCSALW00lfb7F1Fw .edgeLabel{background-color:rgba(232,232,232, 0.8);text-align:center;}#mermaid-svg-jCSALW00lfb7F1Fw .edgeLabel p{background-color:rgba(232,232,232, 0.8);}#mermaid-svg-jCSALW00lfb7F1Fw .edgeLabel rect{opacity:0.5;background-color:rgba(232,232,232, 0.8);fill:rgba(232,232,232, 0.8);}#mermaid-svg-jCSALW00lfb7F1Fw .labelBkg{background-color:rgba(232, 232, 232, 0.5);}#mermaid-svg-jCSALW00lfb7F1Fw .cluster rect{fill:#ffffde;stroke:#aaaa33;stroke-width:1px;}#mermaid-svg-jCSALW00lfb7F1Fw .cluster text{fill:#333;}#mermaid-svg-jCSALW00lfb7F1Fw .cluster span{color:#333;}#mermaid-svg-jCSALW00lfb7F1Fw div.mermaidTooltip{position:absolute;text-align:center;max-width:200px;padding:2px;font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:12px;background:hsl(80, 100%, 96.2745098039%);border:1px solid #aaaa33;border-radius:2px;pointer-events:none;z-index:100;}#mermaid-svg-jCSALW00lfb7F1Fw .flowchartTitleText{text-anchor:middle;font-size:18px;fill:#333;}#mermaid-svg-jCSALW00lfb7F1Fw rect.text{fill:none;stroke-width:0;}#mermaid-svg-jCSALW00lfb7F1Fw .icon-shape,#mermaid-svg-jCSALW00lfb7F1Fw .image-shape{background-color:rgba(232,232,232, 0.8);text-align:center;}#mermaid-svg-jCSALW00lfb7F1Fw .icon-shape p,#mermaid-svg-jCSALW00lfb7F1Fw .image-shape p{background-color:rgba(232,232,232, 0.8);padding:2px;}#mermaid-svg-jCSALW00lfb7F1Fw .icon-shape rect,#mermaid-svg-jCSALW00lfb7F1Fw .image-shape rect{opacity:0.5;background-color:rgba(232,232,232, 0.8);fill:rgba(232,232,232, 0.8);}#mermaid-svg-jCSALW00lfb7F1Fw .label-icon{display:inline-block;height:1em;overflow:visible;vertical-align:-0.125em;}#mermaid-svg-jCSALW00lfb7F1Fw .node .label-icon path{fill:currentColor;stroke:revert;stroke-width:revert;}#mermaid-svg-jCSALW00lfb7F1Fw :root{–mermaid-font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;}<\/p>\n

                  <\/span><\/p>\n

                  <\/p>\n

                  claim_id=12345<\/p>\n

                  <\/span><\/p>\n

                  <\/p>\n

                  Write State<\/p>\n

                  <\/span><\/p>\n

                  <\/p>\n

                  Routing<\/p>\n

                  <\/span><\/p>\n

                  <\/p>\n

                  High Risk<\/p>\n

                  <\/span><\/p>\n

                  <\/p>\n

                  Low Risk<\/p>\n

                  <\/span><\/p>\n

                  <\/p>\n

                  Read State<\/p>\n

                  <\/span><\/p>\n

                  <\/p>\n

                  Read State<\/p>\n

                  <\/span><\/p>\n

                  <\/span><\/p>\n

                  <\/span><\/p>\n

                  <\/p>\n

                  \u7528\u6237\u8bf7\u6c42<\/p>\n

                  <\/span><\/p>\n

                  <\/p>\n

                  API Gateway<\/p>\n

                  <\/span><\/p>\n

                  <\/p>\n

                  Triage Worker<\/p>\n

                  <\/span><\/p>\n

                  <\/p>\n

                  Redisthread_id: 12345<\/p>\n

                  <\/span><\/p>\n

                  <\/p>\n

                  Business Router<\/p>\n

                  <\/span><\/p>\n

                  <\/p>\n

                  Fraud Worker<\/p>\n

                  <\/span><\/p>\n

                  <\/p>\n

                  Legal Worker<\/p>\n

                  <\/span><\/p>\n

                  <\/p>\n

                  \u8fd4\u56de\u7ed3\u679c<\/p>\n

                  <\/span><\/p>\n

                  \u8fd9\u624d\u662f\u4f01\u4e1a\u7ea7\u7684 Swarm：\u53bb\u4e2d\u5fc3\u5316 + \u5206\u5e03\u5f0f\u3002<\/p>\n

                  \n

                  \u7b2c4\u7ae0：\u5fae\u670d\u52a1\u5316\u6807\u51c6 (LangServe)<\/h3>\n

                  4.1 \u4e3a\u4ec0\u4e48\u9700\u8981 LangServe？<\/h4>\n

                  \u5728\u5206\u5e03\u5f0f Swarm \u4e2d，\u6211\u4eec\u9700\u8981\u5c06 Agent \u66b4\u9732\u4e3a HTTP \u670d\u52a1\u3002\u4f20\u7edf\u505a\u6cd5\u662f\u624b\u5199 FastAPI \u8def\u7531，\u4f46\u8fd9\u4f1a\u5e26\u6765\u95ee\u9898：<\/p>\n

                    \n
                  • \u9700\u8981\u624b\u52a8\u5904\u7406\u6d41\u5f0f\u8f93\u51fa (Streaming)<\/li>\n
                  • \u9700\u8981\u5b9e\u73b0\u6279\u5904\u7406 (Batch) \u63a5\u53e3<\/li>\n
                  • \u7f3a\u4e4f\u6807\u51c6\u5316\u7684\u9519\u8bef\u5904\u7406<\/li>\n
                  • \u65e0\u6cd5\u81ea\u52a8\u751f\u6210 OpenAPI \u6587\u6863<\/li>\n<\/ul>\n

                    LangServe \u7684\u4ef7\u503c：\u4e00\u884c\u4ee3\u7801\u641e\u5b9a\u6240\u6709\u3002<\/p>\n

                    4.2 \u6838\u5fc3 API：add_routes<\/h4>\n

                    from<\/span> fastapi import<\/span> FastAPI
                    \nfrom<\/span> langserve import<\/span> add_routes<\/p>\n

                    app =<\/span> FastAPI(<\/span>)<\/span><\/p>\n

                    # \u9b54\u6cd5：\u5c06\u4efb\u4f55 Runnable \u53d8\u6210 REST API<\/span>
                    \nadd_routes(<\/span>
                    \n app,<\/span>
                    \n your_agent_or_chain,<\/span>
                    \n path=<\/span>"\/agent"<\/span>,<\/span>
                    \n enabled_endpoints=<\/span>[<\/span>"invoke"<\/span>,<\/span> "batch"<\/span>,<\/span> "stream"<\/span>]<\/span>
                    \n)<\/span><\/p>\n

                    \u81ea\u52a8\u751f\u6210\u7684\u7aef\u70b9：<\/p>\n

                      \n
                    • POST \/agent\/invoke：\u540c\u6b65\u8c03\u7528<\/li>\n
                    • POST \/agent\/batch：\u6279\u91cf\u8c03\u7528<\/li>\n
                    • POST \/agent\/stream：\u6d41\u5f0f\u8f93\u51fa（SSE）<\/li>\n
                    • GET \/agent\/playground：\u53ef\u89c6\u5316\u8c03\u8bd5\u754c\u9762<\/li>\n
                    • GET \/agent\/input_schema：\u8f93\u5165 JSON Schema<\/li>\n
                    • GET \/agent\/output_schema：\u8f93\u51fa JSON Schema<\/li>\n<\/ul>\n

                      4.3 \u5b9e\u6218：\u66b4\u9732\u4fdd\u9669 Swarm<\/h4>\n

                      # server.py<\/span>
                      \nfrom<\/span> fastapi import<\/span> FastAPI
                      \nfrom<\/span> langserve import<\/span> add_routes
                      \nfrom<\/span> insurance_swarm import<\/span> app as<\/span> swarm_app # \u4e4b\u524d\u5b9a\u4e49\u7684 LangGraph<\/span><\/p>\n

                      api =<\/span> FastAPI(<\/span>
                      \n title=<\/span>"Insurance Claims API"<\/span>,<\/span>
                      \n version=<\/span>"1.0"<\/span>,<\/span>
                      \n description=<\/span>"Distributed multi-agent insurance processing"<\/span>
                      \n)<\/span><\/p>\n

                      add_routes(<\/span>
                      \n api,<\/span>
                      \n swarm_app,<\/span>
                      \n path=<\/span>"\/claims"<\/span>,<\/span>
                      \n enabled_endpoints=<\/span>[<\/span>"invoke"<\/span>,<\/span> "stream"<\/span>]<\/span>
                      \n)<\/span><\/p>\n

                      if<\/span> __name__ ==<\/span> "__main__"<\/span>:<\/span>
                      \n import<\/span> uvicorn
                      \n uvicorn.<\/span>run(<\/span>api,<\/span> host=<\/span>"0.0.0.0"<\/span>,<\/span> port=<\/span>8000<\/span>)<\/span><\/p>\n

                      \u542f\u52a8\u670d\u52a1\u540e，\u8bbf\u95ee http:\/\/localhost:8000\/docs \u5373\u53ef\u770b\u5230\u5b8c\u6574\u7684 API \u6587\u6863\u3002<\/p>\n

                      4.4 \u5ba2\u6237\u7aef\u8c03\u7528：RemoteRunnable<\/h4>\n

                      # client.py<\/span>
                      \nfrom<\/span> langserve import<\/span> RemoteRunnable<\/p>\n

                      # \u8fde\u63a5\u8fdc\u7a0b\u670d\u52a1<\/span>
                      \nremote_claims =<\/span> RemoteRunnable(<\/span>"http:\/\/localhost:8000\/claims"<\/span>)<\/span><\/p>\n

                      # \u50cf\u8c03\u7528\u672c\u5730\u51fd\u6570\u4e00\u6837<\/span>
                      \nresult =<\/span> remote_claims.<\/span>invoke(<\/span>{<\/span>
                      \n "messages"<\/span>:<\/span> [<\/span>{<\/span>"role"<\/span>:<\/span> "user"<\/span>,<\/span> "content"<\/span>:<\/span> "\u62a5\u6848\u7f16\u53f7 C9527"<\/span>}<\/span>]<\/span>,<\/span>
                      \n "claim_id"<\/span>:<\/span> ""<\/span>,<\/span>
                      \n "risk_score"<\/span>:<\/span> 0.0<\/span>
                      \n}<\/span>)<\/span><\/p>\n

                      print<\/span>(<\/span>result[<\/span>"messages"<\/span>]<\/span>[<\/span>–<\/span>1<\/span>]<\/span>[<\/span>"content"<\/span>]<\/span>)<\/span><\/p>\n

                      \u6d41\u5f0f\u8c03\u7528：<\/p>\n

                      for<\/span> chunk in<\/span> remote_claims.<\/span>stream(<\/span>input_data)<\/span>:<\/span>
                      \n print<\/span>(<\/span>chunk,<\/span> end=<\/span>""<\/span>,<\/span> flush=<\/span>True<\/span>)<\/span><\/p>\n

                      4.5 LangServe \u7684\u9ad8\u7ea7\u7279\u6027<\/h4>\n

                      1. \u81ea\u52a8\u7c7b\u578b\u8f6c\u6362<\/p>\n

                      # \u670d\u52a1\u7aef\u5b9a\u4e49 Pydantic \u6a21\u578b<\/span>
                      \nclass<\/span> ClaimInput<\/span>(<\/span>BaseModel)<\/span>:<\/span>
                      \n claim_id:<\/span> str<\/span>
                      \n description:<\/span> str<\/span><\/p>\n

                      # \u5ba2\u6237\u7aef\u81ea\u52a8\u6821\u9a8c<\/span>
                      \nremote_claims.<\/span>invoke(<\/span>ClaimInput(<\/span>claim_id=<\/span>"C123"<\/span>,<\/span> description=<\/span>"\u8f66\u635f"<\/span>)<\/span>)<\/span><\/p>\n

                      2. LangSmith \u96c6\u6210<\/p>\n

                      # \u53ea\u9700\u8bbe\u7f6e\u73af\u5883\u53d8\u91cf，LangServe \u81ea\u52a8\u4e0a\u62a5\u8ffd\u8e2a\u6570\u636e<\/span>
                      \nos.<\/span>environ[<\/span>"LANGCHAIN_TRACING_V2"<\/span>]<\/span> =<\/span> "true"<\/span>
                      \nos.<\/span>environ[<\/span>"LANGCHAIN_API_KEY"<\/span>]<\/span> =<\/span> "your-key"<\/span><\/p>\n

                      3. \u81ea\u5b9a\u4e49\u4e2d\u95f4\u4ef6<\/p>\n

                      from<\/span> fastapi.<\/span>middleware.<\/span>cors import<\/span> CORSMiddleware<\/p>\n

                      app.<\/span>add_middleware(<\/span>
                      \n CORSMiddleware,<\/span>
                      \n allow_origins=<\/span>[<\/span>"*"<\/span>]<\/span>,<\/span>
                      \n allow_methods=<\/span>[<\/span>"*"<\/span>]<\/span>
                      \n)<\/span><\/p>\n

                      4.6 LangServe vs \u624b\u5199 FastAPI<\/h4>\n\n\u7279\u6027LangServe\u624b\u5199 FastAPI<\/tr>\n\n\n\n\n\n\n
                      \u5f00\u53d1\u65f6\u95f4<\/td>\n5 \u5206\u949f<\/td>\n2 \u5c0f\u65f6<\/td>\n<\/tr>\n
                      \u6d41\u5f0f\u8f93\u51fa<\/td>\n\u81ea\u52a8\u652f\u6301<\/td>\n\u9700\u624b\u52a8\u5b9e\u73b0 SSE<\/td>\n<\/tr>\n
                      \u6279\u5904\u7406<\/td>\n\u81ea\u52a8\u4f18\u5316<\/td>\n\u9700\u81ea\u5df1\u5199\u5e76\u53d1\u903b\u8f91<\/td>\n<\/tr>\n
                      OpenAPI \u6587\u6863<\/td>\n\u81ea\u52a8\u751f\u6210<\/td>\n\u9700\u624b\u5199\u88c5\u9970\u5668<\/td>\n<\/tr>\n
                      LangSmith \u8ffd\u8e2a<\/td>\n\u96f6\u914d\u7f6e<\/td>\n\u9700\u96c6\u6210 SDK<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

                      \u7ed3\u8bba：\u9664\u975e\u6709\u7279\u6b8a\u9700\u6c42（\u5982 WebSocket\u3001gRPC），\u5426\u5219\u5e94\u8be5\u4f18\u5148\u4f7f\u7528 LangServe\u3002<\/p>\n

                      \n

                      \u7b2c5\u7ae0：\u6807\u51c6\u5316\u5de5\u5177\u534f\u8bae (MCP)<\/h3>\n

                      5.1 MCP \u7684\u5b9a\u4f4d<\/h4>\n

                      \u5728\u524d\u9762\u7684\u7ae0\u8282\u4e2d，\u6211\u4eec\u89e3\u51b3\u4e86 Agent \u4e4b\u95f4\u7684\u534f\u4f5c\u3002\u4f46\u8fd8\u6709\u4e00\u4e2a\u95ee\u9898：\u5982\u4f55\u8fde\u63a5\u5916\u90e8\u5de5\u5177？<\/p>\n

                      \u4f20\u7edf\u505a\u6cd5：\u4e3a\u6bcf\u4e2a Agent \u6846\u67b6（LangChain\u3001LlamaIndex\u3001AutoGPT）\u90fd\u5199\u4e00\u904d\u5de5\u5177\u4ee3\u7801\u3002<\/p>\n

                      MCP (Model Context Protocol) \u7684\u613f\u666f：Write once, run anywhere.<\/p>\n

                      5.2 MCP \u67b6\u6784\u539f\u7406<\/h4>\n

                      #mermaid-svg-AdB9QKOM3lt4bczL{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:16px;fill:#333;}@keyframes edge-animation-frame{from{stroke-dashoffset:0;}}@keyframes dash{to{stroke-dashoffset:0;}}#mermaid-svg-AdB9QKOM3lt4bczL .edge-animation-slow{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 50s linear infinite;stroke-linecap:round;}#mermaid-svg-AdB9QKOM3lt4bczL .edge-animation-fast{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 20s linear infinite;stroke-linecap:round;}#mermaid-svg-AdB9QKOM3lt4bczL .error-icon{fill:#552222;}#mermaid-svg-AdB9QKOM3lt4bczL .error-text{fill:#552222;stroke:#552222;}#mermaid-svg-AdB9QKOM3lt4bczL .edge-thickness-normal{stroke-width:1px;}#mermaid-svg-AdB9QKOM3lt4bczL .edge-thickness-thick{stroke-width:3.5px;}#mermaid-svg-AdB9QKOM3lt4bczL .edge-pattern-solid{stroke-dasharray:0;}#mermaid-svg-AdB9QKOM3lt4bczL .edge-thickness-invisible{stroke-width:0;fill:none;}#mermaid-svg-AdB9QKOM3lt4bczL .edge-pattern-dashed{stroke-dasharray:3;}#mermaid-svg-AdB9QKOM3lt4bczL .edge-pattern-dotted{stroke-dasharray:2;}#mermaid-svg-AdB9QKOM3lt4bczL .marker{fill:#333333;stroke:#333333;}#mermaid-svg-AdB9QKOM3lt4bczL .marker.cross{stroke:#333333;}#mermaid-svg-AdB9QKOM3lt4bczL svg{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:16px;}#mermaid-svg-AdB9QKOM3lt4bczL p{margin:0;}#mermaid-svg-AdB9QKOM3lt4bczL .label{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;color:#333;}#mermaid-svg-AdB9QKOM3lt4bczL .cluster-label text{fill:#333;}#mermaid-svg-AdB9QKOM3lt4bczL .cluster-label span{color:#333;}#mermaid-svg-AdB9QKOM3lt4bczL .cluster-label span p{background-color:transparent;}#mermaid-svg-AdB9QKOM3lt4bczL .label text,#mermaid-svg-AdB9QKOM3lt4bczL span{fill:#333;color:#333;}#mermaid-svg-AdB9QKOM3lt4bczL .node rect,#mermaid-svg-AdB9QKOM3lt4bczL .node circle,#mermaid-svg-AdB9QKOM3lt4bczL .node ellipse,#mermaid-svg-AdB9QKOM3lt4bczL .node polygon,#mermaid-svg-AdB9QKOM3lt4bczL .node path{fill:#ECECFF;stroke:#9370DB;stroke-width:1px;}#mermaid-svg-AdB9QKOM3lt4bczL .rough-node .label text,#mermaid-svg-AdB9QKOM3lt4bczL .node .label text,#mermaid-svg-AdB9QKOM3lt4bczL .image-shape .label,#mermaid-svg-AdB9QKOM3lt4bczL .icon-shape .label{text-anchor:middle;}#mermaid-svg-AdB9QKOM3lt4bczL .node .katex path{fill:#000;stroke:#000;stroke-width:1px;}#mermaid-svg-AdB9QKOM3lt4bczL .rough-node .label,#mermaid-svg-AdB9QKOM3lt4bczL .node .label,#mermaid-svg-AdB9QKOM3lt4bczL .image-shape .label,#mermaid-svg-AdB9QKOM3lt4bczL .icon-shape .label{text-align:center;}#mermaid-svg-AdB9QKOM3lt4bczL .node.clickable{cursor:pointer;}#mermaid-svg-AdB9QKOM3lt4bczL .root .anchor path{fill:#333333!important;stroke-width:0;stroke:#333333;}#mermaid-svg-AdB9QKOM3lt4bczL .arrowheadPath{fill:#333333;}#mermaid-svg-AdB9QKOM3lt4bczL .edgePath .path{stroke:#333333;stroke-width:2.0px;}#mermaid-svg-AdB9QKOM3lt4bczL .flowchart-link{stroke:#333333;fill:none;}#mermaid-svg-AdB9QKOM3lt4bczL .edgeLabel{background-color:rgba(232,232,232, 0.8);text-align:center;}#mermaid-svg-AdB9QKOM3lt4bczL .edgeLabel p{background-color:rgba(232,232,232, 0.8);}#mermaid-svg-AdB9QKOM3lt4bczL .edgeLabel rect{opacity:0.5;background-color:rgba(232,232,232, 0.8);fill:rgba(232,232,232, 0.8);}#mermaid-svg-AdB9QKOM3lt4bczL .labelBkg{background-color:rgba(232, 232, 232, 0.5);}#mermaid-svg-AdB9QKOM3lt4bczL .cluster rect{fill:#ffffde;stroke:#aaaa33;stroke-width:1px;}#mermaid-svg-AdB9QKOM3lt4bczL .cluster text{fill:#333;}#mermaid-svg-AdB9QKOM3lt4bczL .cluster span{color:#333;}#mermaid-svg-AdB9QKOM3lt4bczL div.mermaidTooltip{position:absolute;text-align:center;max-width:200px;padding:2px;font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:12px;background:hsl(80, 100%, 96.2745098039%);border:1px solid #aaaa33;border-radius:2px;pointer-events:none;z-index:100;}#mermaid-svg-AdB9QKOM3lt4bczL .flowchartTitleText{text-anchor:middle;font-size:18px;fill:#333;}#mermaid-svg-AdB9QKOM3lt4bczL rect.text{fill:none;stroke-width:0;}#mermaid-svg-AdB9QKOM3lt4bczL .icon-shape,#mermaid-svg-AdB9QKOM3lt4bczL .image-shape{background-color:rgba(232,232,232, 0.8);text-align:center;}#mermaid-svg-AdB9QKOM3lt4bczL .icon-shape p,#mermaid-svg-AdB9QKOM3lt4bczL .image-shape p{background-color:rgba(232,232,232, 0.8);padding:2px;}#mermaid-svg-AdB9QKOM3lt4bczL .icon-shape rect,#mermaid-svg-AdB9QKOM3lt4bczL .image-shape rect{opacity:0.5;background-color:rgba(232,232,232, 0.8);fill:rgba(232,232,232, 0.8);}#mermaid-svg-AdB9QKOM3lt4bczL .label-icon{display:inline-block;height:1em;overflow:visible;vertical-align:-0.125em;}#mermaid-svg-AdB9QKOM3lt4bczL .node .label-icon path{fill:currentColor;stroke:revert;stroke-width:revert;}#mermaid-svg-AdB9QKOM3lt4bczL :root{–mermaid-font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;}<\/p>\n

                      <\/p>\n

                      MCP Servers<\/p>\n

                      <\/span><\/p>\n

                      <\/p>\n

                      MCP Protocol Layer<\/p>\n

                      <\/span><\/p>\n

                      <\/p>\n

                      AI Applications<\/p>\n

                      <\/span><\/p>\n

                      <\/span><\/p>\n

                      <\/span><\/p>\n

                      <\/span><\/p>\n

                      <\/span><\/p>\n

                      <\/span><\/p>\n

                      <\/span><\/p>\n

                      <\/span><\/p>\n

                      <\/p>\n

                      LangChain Agent<\/p>\n

                      <\/span><\/p>\n

                      <\/p>\n

                      LlamaIndex Agent<\/p>\n

                      <\/span><\/p>\n

                      <\/p>\n

                      Claude Desktop<\/p>\n

                      <\/span><\/p>\n

                      <\/p>\n

                      JSON-RPC 2.0<\/p>\n

                      <\/span><\/p>\n

                      <\/p>\n

                      SQLite Server<\/p>\n

                      <\/span><\/p>\n

                      <\/p>\n

                      Filesystem Server<\/p>\n

                      <\/span><\/p>\n

                      <\/p>\n

                      GitHub Server<\/p>\n

                      <\/span><\/p>\n

                      <\/p>\n

                      Your Custom Server<\/p>\n

                      <\/span><\/p>\n

                      \u6838\u5fc3\u6982\u5ff5：<\/p>\n

                        \n
                      • MCP Server：\u72ec\u7acb\u8fdb\u7a0b，\u901a\u8fc7 stdio \u6216 HTTP \u66b4\u9732\u80fd\u529b\u3002<\/li>\n
                      • MCP Client：Agent \u6846\u67b6\u4fa7\u7684\u9002\u914d\u5668，\u8d1f\u8d23\u53d1\u73b0\u548c\u8c03\u7528 Server\u3002<\/li>\n
                      • \u901a\u4fe1\u534f\u8bae：\u57fa\u4e8e JSON-RPC 2.0，\u4f20\u8f93\u5c42\u53ef\u4ee5\u662f stdio\u3001SSE\u3001WebSocket\u3002<\/li>\n<\/ul>\n

                        5.3 MCP \u7684\u4e09\u79cd\u539f\u8bed<\/h4>\n

                        MCP Server \u53ef\u4ee5\u66b4\u9732\u4e09\u79cd\u7c7b\u578b\u7684\u80fd\u529b：<\/p>\n

                        1. Resources（\u8d44\u6e90）：\u53ea\u8bfb\u6570\u636e\u6e90<\/p>\n

                        @mcp.<\/span>resource<\/span>(<\/span>"user:\/\/profile\/{user_id}"<\/span>)<\/span>
                        \ndef<\/span> get_user_profile<\/span>(<\/span>user_id:<\/span> str<\/span>)<\/span>:<\/span>
                        \n return<\/span> {<\/span>"name"<\/span>:<\/span> "Alice"<\/span>,<\/span> "age"<\/span>:<\/span> 30<\/span>}<\/span><\/p>\n

                        2. Tools（\u5de5\u5177）：\u53ef\u6267\u884c\u64cd\u4f5c<\/p>\n

                        @mcp.<\/span>tool<\/span>(<\/span>)<\/span>
                        \ndef<\/span> send_email<\/span>(<\/span>to:<\/span> str<\/span>,<\/span> subject:<\/span> str<\/span>,<\/span> body:<\/span> str<\/span>)<\/span>:<\/span>
                        \n """\u53d1\u9001\u90ae\u4ef6"""<\/span>
                        \n # \u5b9e\u9645\u53d1\u9001\u903b\u8f91<\/span>
                        \n return<\/span> "Email sent"<\/span><\/p>\n

                        3. Prompts（\u63d0\u793a\u8bcd\u6a21\u677f）：\u9884\u8bbe\u63d0\u793a<\/p>\n

                        @mcp.<\/span>prompt<\/span>(<\/span>)<\/span>
                        \ndef<\/span> code_review_prompt<\/span>(<\/span>language:<\/span> str<\/span>)<\/span>:<\/span>
                        \n return<\/span> f"Review this <\/span>{<\/span>language}<\/span><\/span> code for security issues…"<\/span><\/span><\/p>\n

                        5.4 \u5b9e\u6218：\u6784\u5efa SQLite MCP Server<\/h4>\n

                        5.4.1 \u670d\u52a1\u7aef\u5b9e\u73b0<\/h5>\n

                        # db_server.py<\/span>
                        \nfrom<\/span> mcp.<\/span>server.<\/span>fastmcp import<\/span> FastMCP
                        \nimport<\/span> sqlite3<\/p>\n

                        # \u521d\u59cb\u5316 MCP Server<\/span>
                        \nmcp =<\/span> FastMCP(<\/span>"DatabaseService"<\/span>)<\/span><\/p>\n

                        @mcp.<\/span>tool<\/span>(<\/span>)<\/span>
                        \ndef<\/span> query_db<\/span>(<\/span>sql:<\/span> str<\/span>)<\/span> –<\/span>><\/span> str<\/span>:<\/span>
                        \n """\u6267\u884c\u53ea\u8bfb SQL \u67e5\u8be2<\/p>\n

                        Args:
                        \n sql: SELECT \u8bed\u53e5（\u4e0d\u5141\u8bb8 UPDATE\/DELETE）<\/p>\n

                        Returns:
                        \n \u67e5\u8be2\u7ed3\u679c\u7684 JSON \u5b57\u7b26\u4e32
                        \n """<\/span>
                        \n # \u5b89\u5168\u68c0\u67e5<\/span>
                        \n if<\/span> not<\/span> sql.<\/span>strip(<\/span>)<\/span>.<\/span>lower(<\/span>)<\/span>.<\/span>startswith(<\/span>"select"<\/span>)<\/span>:<\/span>
                        \n return<\/span> "Error: Only SELECT queries allowed"<\/span><\/p>\n

                        try<\/span>:<\/span>
                        \n conn =<\/span> sqlite3.<\/span>connect(<\/span>"claims.db"<\/span>)<\/span>
                        \n cursor =<\/span> conn.<\/span>cursor(<\/span>)<\/span>
                        \n cursor.<\/span>execute(<\/span>sql)<\/span>
                        \n results =<\/span> cursor.<\/span>fetchall(<\/span>)<\/span>
                        \n conn.<\/span>close(<\/span>)<\/span>
                        \n return<\/span> str<\/span>(<\/span>results)<\/span>
                        \n except<\/span> Exception as<\/span> e:<\/span>
                        \n return<\/span> f"Error: <\/span>{<\/span>str<\/span>(<\/span>e)<\/span>}<\/span><\/span>"<\/span><\/span><\/p>\n

                        @mcp.<\/span>resource<\/span>(<\/span>"db:\/\/schema"<\/span>)<\/span>
                        \ndef<\/span> get_schema<\/span>(<\/span>)<\/span>:<\/span>
                        \n """\u83b7\u53d6\u6570\u636e\u5e93\u8868\u7ed3\u6784"""<\/span>
                        \n conn =<\/span> sqlite3.<\/span>connect(<\/span>"claims.db"<\/span>)<\/span>
                        \n cursor =<\/span> conn.<\/span>cursor(<\/span>)<\/span>
                        \n cursor.<\/span>execute(<\/span>"SELECT name FROM sqlite_master WHERE type='table'"<\/span>)<\/span>
                        \n tables =<\/span> cursor.<\/span>fetchall(<\/span>)<\/span>
                        \n conn.<\/span>close(<\/span>)<\/span>
                        \n return<\/span> {<\/span>"tables"<\/span>:<\/span> tables}<\/span><\/p>\n

                        if<\/span> __name__ ==<\/span> "__main__"<\/span>:<\/span>
                        \n mcp.<\/span>run(<\/span>)<\/span> # \u9ed8\u8ba4\u901a\u8fc7 stdio \u8fd0\u884c<\/span><\/p>\n

                        5.4.2 \u5ba2\u6237\u7aef\u8c03\u7528<\/h5>\n

                        # agent.py<\/span>
                        \nfrom<\/span> langchain_mcp_adapters.<\/span>client import<\/span> MultiServerMCPClient
                        \nfrom<\/span> langchain.<\/span>agents import<\/span> create_react_agent
                        \nfrom<\/span> langchain_openai import<\/span> ChatOpenAI<\/p>\n

                        async<\/span> def<\/span> main<\/span>(<\/span>)<\/span>:<\/span>
                        \n # 1. \u8fde\u63a5 MCP Server<\/span>
                        \n client =<\/span> MultiServerMCPClient(<\/span>{<\/span>
                        \n "database"<\/span>:<\/span> {<\/span>
                        \n "transport"<\/span>:<\/span> "stdio"<\/span>,<\/span>
                        \n "command"<\/span>:<\/span> "python"<\/span>,<\/span>
                        \n "args"<\/span>:<\/span> [<\/span>"db_server.py"<\/span>]<\/span>
                        \n }<\/span>
                        \n }<\/span>)<\/span><\/p>\n

                        # 2. \u81ea\u52a8\u53d1\u73b0\u5e76\u52a0\u8f7d\u5de5\u5177<\/span>
                        \n tools =<\/span> await<\/span> client.<\/span>get_tools(<\/span>)<\/span>
                        \n print<\/span>(<\/span>f"Loaded tools: <\/span>{<\/span>[<\/span>t.<\/span>name for<\/span> t in<\/span> tools]<\/span>}<\/span><\/span>"<\/span><\/span>)<\/span>
                        \n # \u8f93\u51fa: ['query_db']<\/span><\/p>\n

                        # 3. \u521b\u5efa Agent<\/span>
                        \n llm =<\/span> ChatOpenAI(<\/span>model=<\/span>"gpt-4o"<\/span>)<\/span>
                        \n agent =<\/span> create_react_agent(<\/span>llm,<\/span> tools)<\/span><\/p>\n

                        # 4. \u8fd0\u884c<\/span>
                        \n result =<\/span> agent.<\/span>invoke(<\/span>{<\/span>
                        \n "input"<\/span>:<\/span> "\u67e5\u8be2 claims \u8868\u4e2d\u98ce\u9669\u8bc4\u5206\u5927\u4e8e 80 \u7684\u6848\u4ef6\u6570\u91cf"<\/span>
                        \n }<\/span>)<\/span>
                        \n print<\/span>(<\/span>result[<\/span>"output"<\/span>]<\/span>)<\/span><\/p>\n

                        import<\/span> asyncio
                        \nasyncio.<\/span>run(<\/span>main(<\/span>)<\/span>)<\/span><\/p>\n

                        \u6267\u884c\u6d41\u7a0b：<\/p>\n

                        Agent: "\u9700\u8981\u67e5\u6570\u636e\u5e93"
                        \n \u2192 \u8c03\u7528 query_db \u5de5\u5177
                        \n \u2192 MCP Client \u901a\u8fc7 stdio \u53d1\u9001 JSON-RPC \u8bf7\u6c42\u5230 db_server.py
                        \n \u2192 db_server.py \u6267\u884c SQL \u5e76\u8fd4\u56de\u7ed3\u679c
                        \n \u2192 Agent \u6536\u5230\u7ed3\u679c\u5e76\u751f\u6210\u6700\u7ec8\u56de\u7b54<\/p>\n

                        5.5 MCP \u7684\u751f\u6001\u4f18\u52bf<\/h4>\n

                        \u5b98\u65b9 MCP Servers（\u5f00\u7bb1\u5373\u7528）：<\/p>\n

                          \n
                        • @modelcontextprotocol\/server-sqlite：SQLite \u64cd\u4f5c<\/li>\n
                        • @modelcontextprotocol\/server-filesystem：\u6587\u4ef6\u7cfb\u7edf\u8bbf\u95ee<\/li>\n
                        • @modelcontextprotocol\/server-github：GitHub API<\/li>\n
                        • @modelcontextprotocol\/server-brave-search：\u641c\u7d22\u5f15\u64ce<\/li>\n<\/ul>\n

                          \u4f7f\u7528\u65b9\u6cd5：<\/p>\n

                          # \u5b89\u88c5<\/span>
                          \nnpm<\/span> install<\/span> -g @modelcontextprotocol\/server-github<\/p>\n

                          # \u914d\u7f6e\u5230 Agent<\/span>
                          \nclient =<\/span> MultiServerMCPClient(<\/span>{<\/span>
                          \n "github"<\/span>:<\/span> {<\/span>
                          \n "transport"<\/span>:<\/span> "stdio"<\/span>,
                          \n "command"<\/span>:<\/span> "mcp-server-github"<\/span>,
                          \n "env"<\/span>:<\/span> {<\/span>"GITHUB_TOKEN"<\/span>:<\/span> "your-token"<\/span>}<\/span>
                          \n }<\/span>
                          \n}<\/span>)<\/span><\/p>\n

                          5.6 MCP vs \u76f4\u63a5\u8c03\u7528 API<\/h4>\n\n\u65b9\u5f0fMCP Server\u76f4\u63a5\u8c03\u7528 API<\/tr>\n\n\n\n\n\n
                          \u91cd\u7528\u6027<\/td>\n\u4e00\u6b21\u7f16\u5199，\u6240\u6709 Agent \u6846\u67b6\u53ef\u7528<\/td>\n\u9700\u4e3a\u6bcf\u4e2a\u6846\u67b6\u5199\u4e00\u904d<\/td>\n<\/tr>\n
                          \u5b89\u5168\u6027<\/td>\nServer \u63a7\u5236\u6743\u9650，Agent \u65e0\u9700 API Key<\/td>\nAgent \u9700\u6301\u6709\u654f\u611f\u51ed\u8bc1<\/td>\n<\/tr>\n
                          \u53ef\u89c2\u6d4b\u6027<\/td>\nServer \u53ef\u7edf\u4e00\u8bb0\u5f55\u65e5\u5fd7<\/td>\n\u5206\u6563\u5728\u5404\u4e2a Agent \u4e2d<\/td>\n<\/tr>\n
                          \u7248\u672c\u7ba1\u7406<\/td>\nServer \u72ec\u7acb\u5347\u7ea7<\/td>\nAgent \u4ee3\u7801\u8026\u5408<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

                          \u6700\u4f73\u5b9e\u8df5：<\/p>\n

                            \n
                          • \u786e\u5b9a\u6027\u5de5\u5177（\u6570\u636e\u5e93\u3001\u6587\u4ef6\u3001API）\u2192 \u7528 MCP<\/li>\n
                          • \u63a8\u7406\u6027\u4efb\u52a1（\u9700\u8981\u591a\u8f6e\u5bf9\u8bdd）\u2192 \u7528 Swarm\/LangServe<\/li>\n<\/ul>\n

                            5.7 MCP \u4e0e Swarm \u7684\u534f\u4f5c<\/h4>\n

                            #mermaid-svg-UNsMIDnLUbkGBr65{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:16px;fill:#333;}@keyframes edge-animation-frame{from{stroke-dashoffset:0;}}@keyframes dash{to{stroke-dashoffset:0;}}#mermaid-svg-UNsMIDnLUbkGBr65 .edge-animation-slow{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 50s linear infinite;stroke-linecap:round;}#mermaid-svg-UNsMIDnLUbkGBr65 .edge-animation-fast{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 20s linear infinite;stroke-linecap:round;}#mermaid-svg-UNsMIDnLUbkGBr65 .error-icon{fill:#552222;}#mermaid-svg-UNsMIDnLUbkGBr65 .error-text{fill:#552222;stroke:#552222;}#mermaid-svg-UNsMIDnLUbkGBr65 .edge-thickness-normal{stroke-width:1px;}#mermaid-svg-UNsMIDnLUbkGBr65 .edge-thickness-thick{stroke-width:3.5px;}#mermaid-svg-UNsMIDnLUbkGBr65 .edge-pattern-solid{stroke-dasharray:0;}#mermaid-svg-UNsMIDnLUbkGBr65 .edge-thickness-invisible{stroke-width:0;fill:none;}#mermaid-svg-UNsMIDnLUbkGBr65 .edge-pattern-dashed{stroke-dasharray:3;}#mermaid-svg-UNsMIDnLUbkGBr65 .edge-pattern-dotted{stroke-dasharray:2;}#mermaid-svg-UNsMIDnLUbkGBr65 .marker{fill:#333333;stroke:#333333;}#mermaid-svg-UNsMIDnLUbkGBr65 .marker.cross{stroke:#333333;}#mermaid-svg-UNsMIDnLUbkGBr65 svg{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:16px;}#mermaid-svg-UNsMIDnLUbkGBr65 p{margin:0;}#mermaid-svg-UNsMIDnLUbkGBr65 .label{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;color:#333;}#mermaid-svg-UNsMIDnLUbkGBr65 .cluster-label text{fill:#333;}#mermaid-svg-UNsMIDnLUbkGBr65 .cluster-label span{color:#333;}#mermaid-svg-UNsMIDnLUbkGBr65 .cluster-label span p{background-color:transparent;}#mermaid-svg-UNsMIDnLUbkGBr65 .label text,#mermaid-svg-UNsMIDnLUbkGBr65 span{fill:#333;color:#333;}#mermaid-svg-UNsMIDnLUbkGBr65 .node rect,#mermaid-svg-UNsMIDnLUbkGBr65 .node circle,#mermaid-svg-UNsMIDnLUbkGBr65 .node ellipse,#mermaid-svg-UNsMIDnLUbkGBr65 .node polygon,#mermaid-svg-UNsMIDnLUbkGBr65 .node path{fill:#ECECFF;stroke:#9370DB;stroke-width:1px;}#mermaid-svg-UNsMIDnLUbkGBr65 .rough-node .label text,#mermaid-svg-UNsMIDnLUbkGBr65 .node .label text,#mermaid-svg-UNsMIDnLUbkGBr65 .image-shape .label,#mermaid-svg-UNsMIDnLUbkGBr65 .icon-shape .label{text-anchor:middle;}#mermaid-svg-UNsMIDnLUbkGBr65 .node .katex path{fill:#000;stroke:#000;stroke-width:1px;}#mermaid-svg-UNsMIDnLUbkGBr65 .rough-node .label,#mermaid-svg-UNsMIDnLUbkGBr65 .node .label,#mermaid-svg-UNsMIDnLUbkGBr65 .image-shape .label,#mermaid-svg-UNsMIDnLUbkGBr65 .icon-shape .label{text-align:center;}#mermaid-svg-UNsMIDnLUbkGBr65 .node.clickable{cursor:pointer;}#mermaid-svg-UNsMIDnLUbkGBr65 .root .anchor path{fill:#333333!important;stroke-width:0;stroke:#333333;}#mermaid-svg-UNsMIDnLUbkGBr65 .arrowheadPath{fill:#333333;}#mermaid-svg-UNsMIDnLUbkGBr65 .edgePath .path{stroke:#333333;stroke-width:2.0px;}#mermaid-svg-UNsMIDnLUbkGBr65 .flowchart-link{stroke:#333333;fill:none;}#mermaid-svg-UNsMIDnLUbkGBr65 .edgeLabel{background-color:rgba(232,232,232, 0.8);text-align:center;}#mermaid-svg-UNsMIDnLUbkGBr65 .edgeLabel p{background-color:rgba(232,232,232, 0.8);}#mermaid-svg-UNsMIDnLUbkGBr65 .edgeLabel rect{opacity:0.5;background-color:rgba(232,232,232, 0.8);fill:rgba(232,232,232, 0.8);}#mermaid-svg-UNsMIDnLUbkGBr65 .labelBkg{background-color:rgba(232, 232, 232, 0.5);}#mermaid-svg-UNsMIDnLUbkGBr65 .cluster rect{fill:#ffffde;stroke:#aaaa33;stroke-width:1px;}#mermaid-svg-UNsMIDnLUbkGBr65 .cluster text{fill:#333;}#mermaid-svg-UNsMIDnLUbkGBr65 .cluster span{color:#333;}#mermaid-svg-UNsMIDnLUbkGBr65 div.mermaidTooltip{position:absolute;text-align:center;max-width:200px;padding:2px;font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:12px;background:hsl(80, 100%, 96.2745098039%);border:1px solid #aaaa33;border-radius:2px;pointer-events:none;z-index:100;}#mermaid-svg-UNsMIDnLUbkGBr65 .flowchartTitleText{text-anchor:middle;font-size:18px;fill:#333;}#mermaid-svg-UNsMIDnLUbkGBr65 rect.text{fill:none;stroke-width:0;}#mermaid-svg-UNsMIDnLUbkGBr65 .icon-shape,#mermaid-svg-UNsMIDnLUbkGBr65 .image-shape{background-color:rgba(232,232,232, 0.8);text-align:center;}#mermaid-svg-UNsMIDnLUbkGBr65 .icon-shape p,#mermaid-svg-UNsMIDnLUbkGBr65 .image-shape p{background-color:rgba(232,232,232, 0.8);padding:2px;}#mermaid-svg-UNsMIDnLUbkGBr65 .icon-shape rect,#mermaid-svg-UNsMIDnLUbkGBr65 .image-shape rect{opacity:0.5;background-color:rgba(232,232,232, 0.8);fill:rgba(232,232,232, 0.8);}#mermaid-svg-UNsMIDnLUbkGBr65 .label-icon{display:inline-block;height:1em;overflow:visible;vertical-align:-0.125em;}#mermaid-svg-UNsMIDnLUbkGBr65 .node .label-icon path{fill:currentColor;stroke:revert;stroke-width:revert;}#mermaid-svg-UNsMIDnLUbkGBr65 :root{–mermaid-font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;}<\/p>\n

                            <\/p>\n

                            MCP Layer (\u5de5\u5177\u8fde\u63a5)<\/p>\n

                            <\/span><\/p>\n

                            <\/p>\n

                            Swarm Layer (\u5185\u90e8\u534f\u4f5c)<\/p>\n

                            <\/span><\/p>\n

                            <\/p>\n

                            handoff<\/p>\n

                            <\/span><\/p>\n

                            <\/p>\n

                            query_db<\/p>\n

                            <\/span><\/p>\n

                            <\/p>\n

                            create_issue<\/p>\n

                            <\/span><\/p>\n

                            <\/p>\n

                            Triage Agent<\/p>\n

                            <\/span><\/p>\n

                            <\/p>\n

                            Fraud Agent<\/p>\n

                            <\/span><\/p>\n

                            <\/p>\n

                            Database MCP<\/p>\n

                            <\/span><\/p>\n

                            <\/p>\n

                            GitHub MCP<\/p>\n

                            <\/span><\/p>\n

                            \u8bbe\u8ba1\u539f\u5219：<\/p>\n

                              \n
                            • Swarm \u7ba1\u7406\u5185\u90e8\u534f\u4f5c\u903b\u8f91<\/li>\n
                            • MCP \u5904\u7406\u5916\u90e8\u5de5\u5177\u8c03\u7528<\/li>\n
                            • \u4e24\u8005\u901a\u8fc7 Tools \u63a5\u53e3\u65e0\u7f1d\u96c6\u6210<\/li>\n<\/ul>\n
                              \n

                              \u7b2c6\u7ae0：\u67b6\u6784\u603b\u7ed3\u4e0e\u9009\u578b\u6307\u5357<\/h3>\n

                              6.1 \u6280\u672f\u6808\u5bf9\u6bd4<\/h4>\n\n\u7ef4\u5ea6Swarm (\u8fdb\u7a0b\u5185)Distributed (Redis)LangServeMCP<\/tr>\n\n\n\n\n\n\n
                              \u901a\u4fe1\u65b9\u5f0f<\/td>\n\u5185\u5b58\u5171\u4eab<\/td>\n\u7f51\u7edc + DB<\/td>\nHTTP<\/td>\nJSON-RPC<\/td>\n<\/tr>\n
                              \u5ef6\u8fdf<\/td>\n\u5fae\u79d2\u7ea7<\/td>\n\u6beb\u79d2\u7ea7<\/td>\n10-100ms<\/td>\n5-20ms<\/td>\n<\/tr>\n
                              \u590d\u6742\u5ea6<\/td>\n\u4f4e<\/td>\n\u4e2d<\/td>\n\u4e2d<\/td>\n\u4f4e<\/td>\n<\/tr>\n
                              \u6269\u5c55\u6027<\/td>\n\u5355\u673a<\/td>\n\u6c34\u5e73\u6269\u5c55<\/td>\n\u6c34\u5e73\u6269\u5c55<\/td>\n\u72ec\u7acb\u6269\u5c55<\/td>\n<\/tr>\n
                              \u9002\u7528\u573a\u666f<\/td>\n\u7d27\u5bc6\u534f\u4f5c\u6d41\u7a0b<\/td>\n\u9ad8\u5e76\u53d1\u5206\u5e03\u5f0f<\/td>\n\u5fae\u670d\u52a1\u67b6\u6784<\/td>\n\u5de5\u5177\u6807\u51c6\u5316<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

                              6.2 \u9009\u578b\u51b3\u7b56\u6811<\/h4>\n

                              #mermaid-svg-tfCKkUJ98wjgmSz1{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:16px;fill:#333;}@keyframes edge-animation-frame{from{stroke-dashoffset:0;}}@keyframes dash{to{stroke-dashoffset:0;}}#mermaid-svg-tfCKkUJ98wjgmSz1 .edge-animation-slow{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 50s linear infinite;stroke-linecap:round;}#mermaid-svg-tfCKkUJ98wjgmSz1 .edge-animation-fast{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 20s linear infinite;stroke-linecap:round;}#mermaid-svg-tfCKkUJ98wjgmSz1 .error-icon{fill:#552222;}#mermaid-svg-tfCKkUJ98wjgmSz1 .error-text{fill:#552222;stroke:#552222;}#mermaid-svg-tfCKkUJ98wjgmSz1 .edge-thickness-normal{stroke-width:1px;}#mermaid-svg-tfCKkUJ98wjgmSz1 .edge-thickness-thick{stroke-width:3.5px;}#mermaid-svg-tfCKkUJ98wjgmSz1 .edge-pattern-solid{stroke-dasharray:0;}#mermaid-svg-tfCKkUJ98wjgmSz1 .edge-thickness-invisible{stroke-width:0;fill:none;}#mermaid-svg-tfCKkUJ98wjgmSz1 .edge-pattern-dashed{stroke-dasharray:3;}#mermaid-svg-tfCKkUJ98wjgmSz1 .edge-pattern-dotted{stroke-dasharray:2;}#mermaid-svg-tfCKkUJ98wjgmSz1 .marker{fill:#333333;stroke:#333333;}#mermaid-svg-tfCKkUJ98wjgmSz1 .marker.cross{stroke:#333333;}#mermaid-svg-tfCKkUJ98wjgmSz1 svg{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:16px;}#mermaid-svg-tfCKkUJ98wjgmSz1 p{margin:0;}#mermaid-svg-tfCKkUJ98wjgmSz1 .label{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;color:#333;}#mermaid-svg-tfCKkUJ98wjgmSz1 .cluster-label text{fill:#333;}#mermaid-svg-tfCKkUJ98wjgmSz1 .cluster-label span{color:#333;}#mermaid-svg-tfCKkUJ98wjgmSz1 .cluster-label span p{background-color:transparent;}#mermaid-svg-tfCKkUJ98wjgmSz1 .label text,#mermaid-svg-tfCKkUJ98wjgmSz1 span{fill:#333;color:#333;}#mermaid-svg-tfCKkUJ98wjgmSz1 .node rect,#mermaid-svg-tfCKkUJ98wjgmSz1 .node circle,#mermaid-svg-tfCKkUJ98wjgmSz1 .node ellipse,#mermaid-svg-tfCKkUJ98wjgmSz1 .node polygon,#mermaid-svg-tfCKkUJ98wjgmSz1 .node path{fill:#ECECFF;stroke:#9370DB;stroke-width:1px;}#mermaid-svg-tfCKkUJ98wjgmSz1 .rough-node .label text,#mermaid-svg-tfCKkUJ98wjgmSz1 .node .label text,#mermaid-svg-tfCKkUJ98wjgmSz1 .image-shape .label,#mermaid-svg-tfCKkUJ98wjgmSz1 .icon-shape .label{text-anchor:middle;}#mermaid-svg-tfCKkUJ98wjgmSz1 .node .katex path{fill:#000;stroke:#000;stroke-width:1px;}#mermaid-svg-tfCKkUJ98wjgmSz1 .rough-node .label,#mermaid-svg-tfCKkUJ98wjgmSz1 .node .label,#mermaid-svg-tfCKkUJ98wjgmSz1 .image-shape .label,#mermaid-svg-tfCKkUJ98wjgmSz1 .icon-shape .label{text-align:center;}#mermaid-svg-tfCKkUJ98wjgmSz1 .node.clickable{cursor:pointer;}#mermaid-svg-tfCKkUJ98wjgmSz1 .root .anchor path{fill:#333333!important;stroke-width:0;stroke:#333333;}#mermaid-svg-tfCKkUJ98wjgmSz1 .arrowheadPath{fill:#333333;}#mermaid-svg-tfCKkUJ98wjgmSz1 .edgePath .path{stroke:#333333;stroke-width:2.0px;}#mermaid-svg-tfCKkUJ98wjgmSz1 .flowchart-link{stroke:#333333;fill:none;}#mermaid-svg-tfCKkUJ98wjgmSz1 .edgeLabel{background-color:rgba(232,232,232, 0.8);text-align:center;}#mermaid-svg-tfCKkUJ98wjgmSz1 .edgeLabel p{background-color:rgba(232,232,232, 0.8);}#mermaid-svg-tfCKkUJ98wjgmSz1 .edgeLabel rect{opacity:0.5;background-color:rgba(232,232,232, 0.8);fill:rgba(232,232,232, 0.8);}#mermaid-svg-tfCKkUJ98wjgmSz1 .labelBkg{background-color:rgba(232, 232, 232, 0.5);}#mermaid-svg-tfCKkUJ98wjgmSz1 .cluster rect{fill:#ffffde;stroke:#aaaa33;stroke-width:1px;}#mermaid-svg-tfCKkUJ98wjgmSz1 .cluster text{fill:#333;}#mermaid-svg-tfCKkUJ98wjgmSz1 .cluster span{color:#333;}#mermaid-svg-tfCKkUJ98wjgmSz1 div.mermaidTooltip{position:absolute;text-align:center;max-width:200px;padding:2px;font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:12px;background:hsl(80, 100%, 96.2745098039%);border:1px solid #aaaa33;border-radius:2px;pointer-events:none;z-index:100;}#mermaid-svg-tfCKkUJ98wjgmSz1 .flowchartTitleText{text-anchor:middle;font-size:18px;fill:#333;}#mermaid-svg-tfCKkUJ98wjgmSz1 rect.text{fill:none;stroke-width:0;}#mermaid-svg-tfCKkUJ98wjgmSz1 .icon-shape,#mermaid-svg-tfCKkUJ98wjgmSz1 .image-shape{background-color:rgba(232,232,232, 0.8);text-align:center;}#mermaid-svg-tfCKkUJ98wjgmSz1 .icon-shape p,#mermaid-svg-tfCKkUJ98wjgmSz1 .image-shape p{background-color:rgba(232,232,232, 0.8);padding:2px;}#mermaid-svg-tfCKkUJ98wjgmSz1 .icon-shape rect,#mermaid-svg-tfCKkUJ98wjgmSz1 .image-shape rect{opacity:0.5;background-color:rgba(232,232,232, 0.8);fill:rgba(232,232,232, 0.8);}#mermaid-svg-tfCKkUJ98wjgmSz1 .label-icon{display:inline-block;height:1em;overflow:visible;vertical-align:-0.125em;}#mermaid-svg-tfCKkUJ98wjgmSz1 .node .label-icon path{fill:currentColor;stroke:revert;stroke-width:revert;}#mermaid-svg-tfCKkUJ98wjgmSz1 :root{–mermaid-font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;}<\/p>\n

                              <\/span><\/p>\n

                              <\/p>\n

                              \u662f<\/p>\n

                              <\/span><\/p>\n

                              <\/p>\n

                              \u5426<\/p>\n

                              <\/span><\/p>\n

                              <\/p>\n

                              \u5426<\/p>\n

                              <\/span><\/p>\n

                              <\/p>\n

                              \u662f<\/p>\n

                              <\/span><\/p>\n

                              <\/p>\n

                              \u5426<\/p>\n

                              <\/span><\/p>\n

                              <\/p>\n

                              \u662f<\/p>\n

                              <\/span><\/p>\n

                              <\/p>\n

                              \u5426<\/p>\n

                              <\/span><\/p>\n

                              <\/p>\n

                              \u662f<\/p>\n

                              <\/span><\/p>\n

                              <\/p>\n

                              \u5f00\u59cb<\/p>\n

                              <\/span><\/p>\n

                              <\/p>\n

                              \u662f\u5426\u9700\u8981\u8c03\u7528\u5916\u90e8\u5de5\u5177?<\/p>\n

                              <\/span><\/p>\n

                              <\/p>\n

                              \u4f7f\u7528 MCP Server<\/p>\n

                              <\/span><\/p>\n

                              <\/p>\n

                              \u662f\u5426\u9700\u8981\u591a\u4e2a Agent?<\/p>\n

                              <\/span><\/p>\n

                              <\/p>\n

                              Single Agent<\/p>\n

                              <\/span><\/p>\n

                              <\/p>\n

                              \u662f\u5426\u9700\u8981\u8de8\u8bed\u8a00\/\u8de8\u56e2\u961f?<\/p>\n

                              <\/span><\/p>\n

                              <\/p>\n

                              \u662f\u5426\u9700\u8981\u9ad8\u5e76\u53d1?<\/p>\n

                              <\/span><\/p>\n

                              <\/p>\n

                              \u4f7f\u7528 LangServe<\/p>\n

                              <\/span><\/p>\n

                              <\/p>\n

                              \u8fdb\u7a0b\u5185 Swarm<\/p>\n

                              <\/span><\/p>\n

                              <\/p>\n

                              \u5206\u5e03\u5f0f Swarm + Redis<\/p>\n

                              <\/span><\/p>\n

                              6.3 \u5178\u578b\u67b6\u6784\u6a21\u5f0f<\/h4>\n

                              \u6a21\u5f0f 1：\u7b80\u5355\u534f\u4f5c\u6d41\u7a0b<\/h5>\n

                              \u573a\u666f：\u5728\u7ebf\u5ba2\u670d（\u5206\u6d41 \u2192 \u6280\u672f\u652f\u6301 \/ \u552e\u540e）
                              \n\u65b9\u6848：\u8fdb\u7a0b\u5185 Swarm
                              \n\u7406\u7531：\u6d41\u7a0b\u56fa\u5b9a，\u72b6\u6001\u7b80\u5355，\u65e0\u9700\u5206\u5e03\u5f0f<\/p>\n

                              \u6a21\u5f0f 2：\u9ad8\u5e76\u53d1\u4e1a\u52a1<\/h5>\n

                              \u573a\u666f：\u4fdd\u9669\u7406\u8d54（\u6bcf\u5929 10 \u4e07\u5355）
                              \n\u65b9\u6848：\u5206\u5e03\u5f0f Swarm (Redis Checkpointer) + LangServe
                              \n\u7406\u7531：\u9700\u8981\u6c34\u5e73\u6269\u5c55，\u5f02\u6b65\u5904\u7406<\/p>\n

                              \u6a21\u5f0f 3：\u5fae\u670d\u52a1\u751f\u6001<\/h5>\n

                              \u573a\u666f：\u4f01\u4e1a AI \u4e2d\u53f0（\u63a5\u5165 50+ \u4e1a\u52a1\u7cfb\u7edf）
                              \n\u65b9\u6848：LangServe (Agent \u670d\u52a1) + MCP (\u5de5\u5177\u6807\u51c6\u5316)
                              \n\u7406\u7531：\u8de8\u56e2\u961f\u534f\u4f5c，\u9700\u8981\u6807\u51c6\u5316\u63a5\u53e3<\/p>\n

                              6.4 \u5de5\u7a0b\u6700\u4f73\u5b9e\u8df5<\/h4>\n

                              1. \u6b7b\u5faa\u73af\u68c0\u6d4b<\/h5>\n

                              def<\/span> router_with_ttl<\/span>(<\/span>state:<\/span> InsuranceState)<\/span>:<\/span>
                              \n # \u8bb0\u5f55\u8df3\u8f6c\u6b21\u6570<\/span>
                              \n hop_count =<\/span> state.<\/span>get(<\/span>"_hop_count"<\/span>,<\/span> 0<\/span>)<\/span><\/p>\n

                              if<\/span> hop_count ><\/span> 20<\/span>:<\/span>
                              \n return<\/span> END # \u5f3a\u5236\u7ec8\u6b62<\/span><\/p>\n

                              # \u6b63\u5e38\u8def\u7531\u903b\u8f91<\/span>
                              \n next_node =<\/span> normal_router(<\/span>state)<\/span>
                              \n state[<\/span>"_hop_count"<\/span>]<\/span> =<\/span> hop_count +<\/span> 1<\/span>
                              \n return<\/span> next_node<\/p>\n

                              2. \u72b6\u6001\u5feb\u7167<\/h5>\n

                              # \u5728\u5173\u952e\u8282\u70b9\u4fdd\u5b58\u5feb\u7167，\u7528\u4e8e\u56de\u6eda<\/span>
                              \ndef<\/span> processor_node<\/span>(<\/span>state:<\/span> InsuranceState)<\/span>:<\/span>
                              \n # \u5904\u7406\u524d\u5feb\u7167<\/span>
                              \n snapshot =<\/span> state.<\/span>copy(<\/span>)<\/span><\/p>\n

                              try<\/span>:<\/span>
                              \n # \u5904\u7406\u903b\u8f91<\/span>
                              \n result =<\/span> process_claim(<\/span>state)<\/span>
                              \n except<\/span> Exception as<\/span> e:<\/span>
                              \n # \u56de\u6eda<\/span>
                              \n return<\/span> snapshot<\/p>\n

                              return<\/span> result<\/p>\n

                              3. \u5206\u5e03\u5f0f\u8ffd\u8e2a<\/h5>\n

                              from<\/span> langsmith import<\/span> traceable<\/p>\n

                              @traceable<\/span>(<\/span>run_type=<\/span>"agent"<\/span>)<\/span>
                              \ndef<\/span> triage_node<\/span>(<\/span>state:<\/span> InsuranceState)<\/span>:<\/span>
                              \n # LangSmith \u81ea\u52a8\u8bb0\u5f55\u8f93\u5165\u8f93\u51fa<\/span>
                              \n .<\/span>.<\/span>.<\/span><\/p>\n

                              \u67e5\u770b\u8ffd\u8e2a：\u8bbf\u95ee https:\/\/smith.langchain.com<\/p>\n

                              4. \u4f18\u96c5\u964d\u7ea7<\/h5>\n

                              def<\/span> call_remote_agent_with_fallback<\/span>(<\/span>url:<\/span> str<\/span>,<\/span> input_data:<\/span> dict<\/span>)<\/span>:<\/span>
                              \n try<\/span>:<\/span>
                              \n # \u5c1d\u8bd5\u8c03\u7528\u8fdc\u7a0b\u670d\u52a1<\/span>
                              \n return<\/span> RemoteRunnable(<\/span>url)<\/span>.<\/span>invoke(<\/span>input_data)<\/span>
                              \n except<\/span> Exception as<\/span> e:<\/span>
                              \n # \u964d\u7ea7\u5230\u672c\u5730\u89c4\u5219<\/span>
                              \n return<\/span> fallback_rule_engine(<\/span>input_data)<\/span><\/p>\n

                              6.5 \u6027\u80fd\u4f18\u5316\u5efa\u8bae<\/h4>\n

                              1. Redis Checkpointer \u4f18\u5316<\/p>\n

                              # \u8bbe\u7f6e TTL，\u907f\u514d\u5185\u5b58\u6cc4\u6f0f<\/span>
                              \nredis_client.<\/span>setex(<\/span>
                              \n f"thread:<\/span>{<\/span>thread_id}<\/span><\/span>"<\/span><\/span>,<\/span>
                              \n 86400<\/span>,<\/span> # 24 \u5c0f\u65f6\u8fc7\u671f<\/span>
                              \n state_json
                              \n)<\/span><\/p>\n

                              2. LangServe \u6279\u5904\u7406<\/p>\n

                              # \u5ba2\u6237\u7aef\u6279\u91cf\u8c03\u7528，\u670d\u52a1\u7aef\u81ea\u52a8\u5e76\u884c\u5904\u7406<\/span>
                              \nresults =<\/span> remote_agent.<\/span>batch(<\/span>[<\/span>
                              \n {<\/span>"input"<\/span>:<\/span> "case 1"<\/span>}<\/span>,<\/span>
                              \n {<\/span>"input"<\/span>:<\/span> "case 2"<\/span>}<\/span>,<\/span>
                              \n {<\/span>"input"<\/span>:<\/span> "case 3"<\/span>}<\/span>
                              \n]<\/span>)<\/span><\/p>\n

                              3. MCP Server \u8fde\u63a5\u6c60<\/p>\n

                              # \u4f7f\u7528 connection pooling \u590d\u7528\u8fdb\u7a0b<\/span>
                              \nclient =<\/span> MultiServerMCPClient(<\/span>{<\/span>
                              \n "db"<\/span>:<\/span> {<\/span>
                              \n "transport"<\/span>:<\/span> "stdio"<\/span>,<\/span>
                              \n "command"<\/span>:<\/span> "python"<\/span>,<\/span>
                              \n "args"<\/span>:<\/span> [<\/span>"db_server.py"<\/span>]<\/span>,<\/span>
                              \n "pool_size"<\/span>:<\/span> 5<\/span> # \u9884\u542f\u52a8 5 \u4e2a\u8fdb\u7a0b<\/span>
                              \n }<\/span>
                              \n}<\/span>)<\/span><\/p>\n

                              6.6 \u5b89\u5168\u8003\u8651<\/h4>\n

                              1. Agent \u6743\u9650\u9694\u79bb<\/p>\n

                              # \u4e3a\u4e0d\u540c Agent \u5206\u914d\u4e0d\u540c\u7684 MCP Server \u6743\u9650<\/span>
                              \ntriage_tools =<\/span> await<\/span> client.<\/span>get_tools(<\/span>server=<\/span>"readonly_db"<\/span>)<\/span>
                              \nfraud_tools =<\/span> await<\/span> client.<\/span>get_tools(<\/span>server=<\/span>"full_access_db"<\/span>)<\/span><\/p>\n

                              2. \u8f93\u5165\u9a8c\u8bc1<\/p>\n

                              from<\/span> pydantic import<\/span> BaseModel,<\/span> validator<\/p>\n

                              class<\/span> ClaimInput<\/span>(<\/span>BaseModel)<\/span>:<\/span>
                              \n claim_id:<\/span> str<\/span><\/p>\n

                              @validator<\/span>(<\/span>"claim_id"<\/span>)<\/span>
                              \n def<\/span> validate_claim_id<\/span>(<\/span>cls,<\/span> v)<\/span>:<\/span>
                              \n if<\/span> not<\/span> v.<\/span>startswith(<\/span>"C"<\/span>)<\/span>:<\/span>
                              \n raise<\/span> ValueError(<\/span>"Invalid claim ID format"<\/span>)<\/span>
                              \n return<\/span> v<\/p>\n

                              3. \u901f\u7387\u9650\u5236<\/p>\n

                              from<\/span> fastapi_limiter import<\/span> FastAPILimiter
                              \nfrom<\/span> fastapi_limiter.<\/span>depends import<\/span> RateLimiter<\/p>\n

                              # LangServe \u670d\u52a1\u6dfb\u52a0\u9650\u6d41<\/span>
                              \n@app.<\/span>post<\/span>(<\/span>"\/claims\/invoke"<\/span>,<\/span> dependencies=<\/span>[<\/span>Depends(<\/span>RateLimiter(<\/span>times=<\/span>10<\/span>,<\/span> seconds=<\/span>60<\/span>)<\/span>)<\/span>]<\/span>)<\/span><\/p>\n

                              \n

                              \u7ed3\u8bed：\u67b6\u6784\u7684\u672c\u8d28\u662f\u63a7\u5236\u590d\u6742\u5ea6<\/h3>\n

                              \u4ece\u5434\u6069\u8fbe\u6559\u6388\u7684\u56db\u79cd\u6a21\u5f0f\u5230\u5de5\u4e1a\u7ea7\u7684\u5206\u5e03\u5f0f Swarm，\u6211\u4eec\u5b66\u4e60\u4e86\u6784\u5efa Multi-Agent Systems \u7684\u5b8c\u6574\u8def\u5f84：<\/p>\n

                            • \u8fdb\u7a0b\u5185\u534f\u4f5c (Swarm)：\u901a\u8fc7 Handoff \u673a\u5236\u5b9e\u73b0\u53bb\u4e2d\u5fc3\u5316\u534f\u4f5c\u3002<\/li>\n
                            • \u5206\u5e03\u5f0f\u72b6\u6001 (Redis Checkpointer)：\u7a81\u7834\u5355\u673a\u9650\u5236，\u5b9e\u73b0\u6c34\u5e73\u6269\u5c55\u3002<\/li>\n
                            • \u5fae\u670d\u52a1\u6807\u51c6 (LangServe)：\u4e00\u884c\u4ee3\u7801\u5c06 Agent \u53d8\u6210 REST API\u3002<\/li>\n
                            • \u5de5\u5177\u6807\u51c6\u5316 (MCP)：Write once, run anywhere.<\/li>\n

                              \u8bbe\u8ba1\u539f\u5219：<\/p>\n

                                \n
                              • \u5185\u90e8\u7528 Swarm：\u7ba1\u7406\u4e1a\u52a1\u6d41\u7a0b\u548c\u534f\u4f5c\u903b\u8f91\u3002<\/li>\n
                              • \u5916\u90e8\u7528 MCP：\u8fde\u63a5\u6570\u636e\u5e93\u3001API\u3001\u6587\u4ef6\u7b49\u5de5\u5177\u3002<\/li>\n
                              • \u8de8\u670d\u52a1\u7528 LangServe：\u5b9e\u73b0\u5fae\u670d\u52a1\u5316\u548c\u8bed\u8a00\u5f02\u6784\u3002<\/li>\n<\/ul>\n

                                \u672a\u6765\u5c55\u671b：<\/p>\n

                                  \n
                                • Multi-modal Agents：\u878d\u5408\u89c6\u89c9\u3001\u8bed\u97f3\u7684\u591a\u6a21\u6001\u534f\u4f5c\u3002<\/li>\n
                                • Human-in-the-loop：\u5728\u5173\u952e\u51b3\u7b56\u70b9\u5f15\u5165\u4eba\u7c7b\u5ba1\u6838\u3002<\/li>\n
                                • Self-evolving Swarm：Agent \u901a\u8fc7\u5f3a\u5316\u5b66\u4e60\u4f18\u5316\u534f\u4f5c\u7b56\u7565\u3002<\/li>\n<\/ul>\n

                                  \u67b6\u6784\u7684\u672c\u8d28\u4e0d\u662f\u6280\u672f\u7684\u5806\u780c，\u800c\u662f\u5728 \u590d\u6742\u5ea6\u3001\u6027\u80fd\u3001\u53ef\u7ef4\u62a4\u6027 \u4e4b\u95f4\u627e\u5230\u6700\u4f18\u5e73\u8861\u3002\u4ece Monolith \u5230 Swarm \u5230 Ecosystem，\u6bcf\u4e00\u6b65\u6f14\u8fdb\u90fd\u5e94\u8be5\u57fa\u4e8e\u771f\u5b9e\u7684\u4e1a\u52a1\u9700\u6c42，\u800c\u975e\u6280\u672f\u70ab\u6280\u3002<\/p>\n

                                  \u201cThe best architecture is the one you can actually maintain.\u201d<\/p>\n

                                  \u2014 Martin Fowler<\/p>\n

                                  \n

                                  \u53c2\u8003\u8d44\u6599：<\/p>\n

                                    \n
                                  • Andrew Ng – Agentic Patterns<\/li>\n
                                  • LangGraph Multi-Agent Documentation<\/li>\n
                                  • Model Context Protocol Specification<\/li>\n
                                  • LangServe Documentation<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"

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