{"id":122483,"date":"2026-11-05T00:01:21","date_gmt":"2026-11-04T16:01:21","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/122483.html"},"modified":"2026-11-05T00:01:21","modified_gmt":"2026-11-04T16:01:21","slug":"llamaindex-%e7%b3%bb%e5%88%97%e3%80%9042%e3%80%91%e5%8f%af%e8%a7%82%e6%b5%8b%e6%80%a7%ef%bc%88observability%ef%bc%89","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/122483.html","title":{"rendered":"LlamaIndex \u7cfb\u5217\u301042\u3011\u53ef\u89c2\u6d4b\u6027\uff08Observability\uff09"},"content":{"rendered":"<\/p>\n<h4>\u6587\u7ae0\u76ee\u5f55<\/h4>\n<ul>\n<li>1. \u6982\u8ff0<\/li>\n<li>2. \u96c6\u6210\u793a\u4f8b<\/li>\n<li>\n<ul>\n<li>2.1 \u4f7f\u7528\u65b9\u5f0f<\/li>\n<li>2.2 \u7b2c\u4e09\u65b9\u96c6\u6210<\/li>\n<li>\n<ul>\n<li>2.2.1 OpenTelemetry<\/li>\n<li>2.2.2 LlamaTrace&#xff08;\u6258\u7ba1\u7248 Arize Phoenix&#xff09;<\/li>\n<li>2.2.3 SigNoz<\/li>\n<li>2.2.4 Weights and Biases (W&amp;B) Weave<\/li>\n<li>2.2.5 MLflow<\/li>\n<li>2.2.6 OpenLLMetry<\/li>\n<li>2.2.7 Arize Phoenix&#xff08;\u672c\u5730\u90e8\u7f72&#xff09;<\/li>\n<li>2.2.8 Langfuse<\/li>\n<li>2.2.9 Literal AI<\/li>\n<li>2.2.10 Comet Opik<\/li>\n<li>2.2.11 Argilla<\/li>\n<li>2.2.12 Agenta<\/li>\n<li>2.2.13 Deepeval<\/li>\n<li>2.2.14 Confident AI<\/li>\n<li>2.2.15 Maxim AI<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<li>3. Callbacks&#xff08;\u56de\u8c03\u673a\u5236&#xff09;<\/li>\n<li>\n<ul>\n<li>3.1 \u56de\u8c03\u4e8b\u4ef6\u7c7b\u578b<\/li>\n<li>3.2 \u5185\u7f6e\u56de\u8c03\u6a21\u5757<\/li>\n<li>3.3 TokenCounting \u8fc1\u79fb\u6307\u5357<\/li>\n<\/ul>\n<\/li>\n<li>4. Instrumentation&#xff08;\u63d2\u6869\u6a21\u5757&#xff09;<\/li>\n<li>\n<ul>\n<li>4.1 \u6838\u5fc3\u7c7b\u8bf4\u660e<\/li>\n<li>4.2 \u4f7f\u7528\u63d2\u6869\u505a\u53ef\u89c2\u6d4b\u6027<\/li>\n<li>\n<ul>\n<li>4.2.1 \u81ea\u5b9a\u4e49 EventHandler<\/li>\n<li>4.2.3 \u81ea\u5b9a\u4e49 Event<\/li>\n<li>4.2.3 \u81ea\u5b9a\u4e49 Span &amp; SpanHandler<\/li>\n<li>4.2.4 Span \u8fdb\u5165\/\u9000\u51fa<\/li>\n<li>4.2.4 Dispatcher \u5c42\u7ea7\u673a\u5236<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2>1. \u6982\u8ff0<\/h2>\n<p>\u9488\u5bf9\u5f00\u53d1\u89c4\u8303\u5927\u6a21\u578b\u5e94\u7528&#xff08;RAG \u7cfb\u7edf\u3001\u667a\u80fd Agent&#xff09;&#xff0c;\u4e00\u9879\u6838\u5fc3\u8981\u6c42\u662f&#xff1a;\u80fd\u591f\u5bf9\u7cfb\u7edf\u6574\u4f53\u4ee5\u53ca\u5404\u4e2a\u7ec4\u4ef6\u8fdb\u884c\u89c2\u6d4b\u3001\u8c03\u8bd5\u3001\u8bc4\u4f30\u3002<\/p>\n<p>LlamaIndex \u63d0\u4f9b\u4e00\u952e\u53ef\u89c2\u6d4b\u6027&#x1f52d;\u80fd\u529b&#xff0c;\u8ba9\u4f60\u80fd\u591f\u5728\u751f\u4ea7\u73af\u5883\u4e2d\u6784\u5efa\u89c4\u8303\u53ef\u9760\u7684\u5927\u6a21\u578b\u5e94\u7528\u3002<\/p>\n<p>\u8be5\u529f\u80fd\u53ef\u4ee5\u8ba9 LlamaIndex \u5e93\u65e0\u7f1d\u5bf9\u63a5\u5408\u4f5c\u4f19\u4f34\u63d0\u4f9b\u7684\u5f3a\u5927\u53ef\u89c2\u6d4b\/\u8bc4\u4f30\u5de5\u5177\u3002\u53ea\u9700\u914d\u7f6e\u4e00\u6b21\u53d8\u91cf&#xff0c;\u5373\u53ef\u5b9e\u73b0\u5982\u4e0b\u80fd\u529b&#xff1a;<\/p>\n<ul>\n<li>\u67e5\u770b\u5927\u6a21\u578b \/ Prompt \u7684\u8f93\u5165\u4e0e\u8f93\u51fa<\/li>\n<li>\u4fdd\u969c\u4efb\u610f\u7ec4\u4ef6&#xff08;\u5927\u6a21\u578b\u3001\u5d4c\u5165\u6a21\u578b&#xff09;\u8f93\u51fa\u7b26\u5408\u9884\u671f<\/li>\n<li>\u67e5\u770b\u7d22\u5f15\u6784\u5efa\u4e0e\u67e5\u8be2\u9636\u6bb5\u7684\u8c03\u7528\u94fe\u8def\u8ffd\u8e2a<\/li>\n<\/ul>\n<p>\u6ce8\u610f \u53ef\u89c2\u6d4b\u6027\u73b0\u5df2\u7531 instrumentation&#xff08;\u63d2\u6869&#xff09;\u6a21\u5757\u5b9e\u73b0&#xff08;v0.10.20 \u53ca\u4ee5\u4e0a\u7248\u672c\u53ef\u7528&#xff09;\u3002<\/p>\n<p>\u672c\u9875\u9762\u63d0\u53ca\u7684\u5927\u91cf\u5de5\u5177\u4e0e\u96c6\u6210\u4ecd\u5728\u4f7f\u7528\u65e7\u7248 CallbackManager&#xff0c;\u6216\u672a\u4f7f\u7528 set_global_handler&#xff0c;\u6211\u4eec\u5df2\u5bf9\u8fd9\u7c7b\u96c6\u6210\u505a\u6807\u8bb0\u8bf4\u660e\u3002<\/p>\n<h2>2. \u96c6\u6210\u793a\u4f8b<\/h2>\n<h3>2.1 \u4f7f\u7528\u65b9\u5f0f<\/h3>\n<p>\u5f00\u542f\u80fd\u529b\u901a\u5e38\u53ea\u9700\u8981\u5982\u4e0b\u4ee3\u7801&#xff1a;<\/p>\n<p><span class=\"token keyword\">from<\/span> llama_index<span class=\"token punctuation\">.<\/span>core <span class=\"token keyword\">import<\/span> set_global_handler<\/p>\n<p><span class=\"token comment\"># \u901a\u7528\u7528\u6cd5<\/span><br \/>\nset_global_handler<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;&lt;handler_name&gt;&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token operator\">**<\/span>kwargs<span class=\"token punctuation\">)<\/span><\/p>\n<p>set_global_handler \u7684\u6240\u6709\u5173\u952e\u5b57\u53c2\u6570&#xff0c;\u90fd\u4f1a\u900f\u4f20\u7ed9\u5e95\u5c42\u56de\u8c03\u5904\u7406\u5668\u3002<\/p>\n<p>\u914d\u7f6e\u5b8c\u6210&#xff01;\u6267\u884c\u94fe\u8def\u4f1a\u81ea\u52a8\u6d41\u8f6c\u5230\u4e0b\u6e38\u670d\u52a1&#xff0c;\u4f60\u5c31\u53ef\u4ee5\u4f7f\u7528\u5e94\u7528\u6267\u884c\u94fe\u8def\u8ffd\u8e2a\u7b49\u80fd\u529b\u3002<\/p>\n<h3>2.2 \u7b2c\u4e09\u65b9\u96c6\u6210<\/h3>\n<h4>2.2.1 OpenTelemetry<\/h4>\n<p>OpenTelemetry \u662f\u5e7f\u6cdb\u4f7f\u7528\u7684\u5f00\u6e90\u94fe\u8def\u8ffd\u8e2a\u4e0e\u53ef\u89c2\u6d4b\u5957\u4ef6&#xff0c;\u652f\u6301\u5927\u91cf\u540e\u7aef\u5b58\u50a8&#xff08;Jaeger\u3001Zipkin\u3001Prometheus \u7b49&#xff09;\u3002<\/p>\n<p>LlamaIndex \u7684 OpenTelemetry \u96c6\u6210\u4f1a\u8ffd\u8e2a LlamaIndex \u4ea7\u751f\u7684\u5168\u90e8\u4e8b\u4ef6&#xff1a;\u5927\u6a21\u578b\u8c03\u7528\u3001Agent\u3001RAG \u6d41\u6c34\u7ebf\u7ec4\u4ef6\u7b49\u3002LlamaIndex \u539f\u751f\u63d2\u6869\u91c7\u96c6\u5230\u7684\u6240\u6709\u6570\u636e&#xff0c;\u90fd\u53ef\u4ee5\u5bfc\u51fa\u4e3a OpenTelemetry \u683c\u5f0f\u3002<\/p>\n<p>\u5b89\u88c5\u4f9d\u8d56&#xff1a;<\/p>\n<p>pip <span class=\"token function\">install<\/span> llama-index-observability-otel<\/p>\n<p>RAG \u6d41\u6c34\u7ebf\u9ed8\u8ba4\u914d\u7f6e\u793a\u4f8b&#xff1a;<\/p>\n<p><span class=\"token keyword\">from<\/span> llama_index<span class=\"token punctuation\">.<\/span>observability<span class=\"token punctuation\">.<\/span>otel <span class=\"token keyword\">import<\/span> LlamaIndexOpenTelemetry<br \/>\n<span class=\"token keyword\">from<\/span> llama_index<span class=\"token punctuation\">.<\/span>core <span class=\"token keyword\">import<\/span> SimpleDirectoryReader<span class=\"token punctuation\">,<\/span> VectorStoreIndex<br \/>\n<span class=\"token keyword\">from<\/span> llama_index<span class=\"token punctuation\">.<\/span>llms<span class=\"token punctuation\">.<\/span>openai <span class=\"token keyword\">import<\/span> OpenAI<br \/>\n<span class=\"token keyword\">from<\/span> llama_index<span class=\"token punctuation\">.<\/span>embeddings<span class=\"token punctuation\">.<\/span>openai <span class=\"token keyword\">import<\/span> OpenAIEmbedding<br \/>\n<span class=\"token keyword\">from<\/span> llama_index<span class=\"token punctuation\">.<\/span>core <span class=\"token keyword\">import<\/span> Settings<\/p>\n<p><span class=\"token comment\"># \u521d\u59cb\u5316\u63d2\u6869\u5bf9\u8c61<\/span><br \/>\ninstrumentor <span class=\"token operator\">&#061;<\/span> LlamaIndexOpenTelemetry<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token keyword\">if<\/span> __name__ <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token string\">&#034;__main__&#034;<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    embed_model <span class=\"token operator\">&#061;<\/span> OpenAIEmbedding<span class=\"token punctuation\">(<\/span>model_name<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;text-embedding-3-small&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    llm <span class=\"token operator\">&#061;<\/span> OpenAI<span class=\"token punctuation\">(<\/span>model<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;gpt-4.1-mini&#034;<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>    <span class=\"token comment\"># \u5f00\u59cb\u76d1\u542c\u4e8b\u4ef6<\/span><br \/>\n    instrumentor<span class=\"token punctuation\">.<\/span>start_registering<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>    <span class=\"token comment\"># \u52a0\u8f7d\u6587\u6863\u3001\u6784\u5efa\u7d22\u5f15<\/span><br \/>\n    documents <span class=\"token operator\">&#061;<\/span> SimpleDirectoryReader<span class=\"token punctuation\">(<\/span><br \/>\n        input_dir<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;.\/data\/paul_graham\/&#034;<\/span><br \/>\n    <span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>load_data<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>    index <span class=\"token operator\">&#061;<\/span> VectorStoreIndex<span class=\"token punctuation\">.<\/span>from_documents<span class=\"token punctuation\">(<\/span>documents<span class=\"token punctuation\">,<\/span> embed_model<span class=\"token operator\">&#061;<\/span>embed_model<span class=\"token punctuation\">)<\/span><br \/>\n    query_engine <span class=\"token operator\">&#061;<\/span> index<span class=\"token punctuation\">.<\/span>as_query_engine<span class=\"token punctuation\">(<\/span>llm<span class=\"token operator\">&#061;<\/span>llm<span class=\"token punctuation\">)<\/span><\/p>\n<p>    query_result_one <span class=\"token operator\">&#061;<\/span> query_engine<span class=\"token punctuation\">.<\/span>query<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;Who is Paul?&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    query_result_two <span class=\"token operator\">&#061;<\/span> query_engine<span class=\"token punctuation\">.<\/span>query<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;What did Paul do?&#034;<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>\u81ea\u5b9a\u4e49\u9ad8\u7ea7\u914d\u7f6e\u793a\u4f8b&#xff1a;<\/p>\n<p><span class=\"token keyword\">import<\/span> json<br \/>\n<span class=\"token keyword\">from<\/span> pydantic <span class=\"token keyword\">import<\/span> BaseModel<span class=\"token punctuation\">,<\/span> Field<br \/>\n<span class=\"token keyword\">from<\/span> typing <span class=\"token keyword\">import<\/span> List<\/p>\n<p><span class=\"token keyword\">from<\/span> llama_index<span class=\"token punctuation\">.<\/span>observability<span class=\"token punctuation\">.<\/span>otel <span class=\"token keyword\">import<\/span> LlamaIndexOpenTelemetry<br \/>\n<span class=\"token keyword\">from<\/span> opentelemetry<span class=\"token punctuation\">.<\/span>exporter<span class=\"token punctuation\">.<\/span>otlp<span class=\"token punctuation\">.<\/span>proto<span class=\"token punctuation\">.<\/span>http<span class=\"token punctuation\">.<\/span>trace_exporter <span class=\"token keyword\">import<\/span> <span class=\"token punctuation\">(<\/span><br \/>\n    OTLPSpanExporter<span class=\"token punctuation\">,<\/span><br \/>\n<span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token comment\"># \u81ea\u5b9a\u4e49 Span \u5bfc\u51fa\u5668<\/span><br \/>\nspan_exporter <span class=\"token operator\">&#061;<\/span> OTLPSpanExporter<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;http:\/\/0.0.0.0:4318\/v1\/traces&#034;<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token comment\"># \u521d\u59cb\u5316\u63d2\u6869\u5bf9\u8c61<\/span><br \/>\ninstrumentor <span class=\"token operator\">&#061;<\/span> LlamaIndexOpenTelemetry<span class=\"token punctuation\">(<\/span><br \/>\n    service_name_or_resource<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;my.test.service.1&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    span_exporter<span class=\"token operator\">&#061;<\/span>span_exporter<span class=\"token punctuation\">,<\/span><br \/>\n    debug<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">True<\/span><span class=\"token punctuation\">,<\/span><br \/>\n<span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token keyword\">if<\/span> __name__ <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token string\">&#034;__main__&#034;<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    instrumentor<span class=\"token punctuation\">.<\/span>start_registering<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token comment\"># &#8230;\u4e1a\u52a1\u4ee3\u7801<\/span><\/p>\n<p>\u6211\u4eec\u8fd8\u63d0\u4f9b\u6f14\u793a\u4ed3\u5e93&#xff0c;\u5c55\u793a\u5982\u4f55\u8ffd\u8e2a Agent \u5de5\u4f5c\u6d41&#xff0c;\u5e76\u5c06\u94fe\u8def\u6570\u636e\u5b58\u5165 Postgres \u6570\u636e\u5e93\u3002<\/p>\n<h4>2.2.2 LlamaTrace&#xff08;\u6258\u7ba1\u7248 Arize Phoenix&#xff09;<\/h4>\n<p>LlamaIndex \u4e0e Arize AI \u5408\u4f5c\u63a8\u51fa LlamaTrace&#xff1a;\u6258\u7ba1\u5f0f\u94fe\u8def\u8ffd\u8e2a\u3001\u53ef\u89c2\u6d4b\u4e0e\u8bc4\u4f30\u5e73\u53f0&#xff0c;\u539f\u751f\u9002\u914d\u5f00\u6e90 LlamaIndex \u7528\u6237&#xff0c;\u5e76\u5bf9\u63a5 LlamaCloud\u3002<\/p>\n<p>\u9879\u76ee\u57fa\u4e8e\u5f00\u6e90 Arize Phoenix \u6784\u5efa\u3002Phoenix \u4ee5 Notebook \u4f18\u5148\u7684\u4f53\u9a8c\u76d1\u63a7\u6a21\u578b\u4e0e\u5927\u6a21\u578b\u5e94\u7528&#xff0c;\u63d0\u4f9b&#xff1a;<\/p>\n<ul>\n<li>\u5927\u6a21\u578b\u94fe\u8def\u8ffd\u8e2a&#xff1a;\u8ddf\u8e2a\u5927\u6a21\u578b\u5e94\u7528\u5b8c\u6574\u6267\u884c\u6d41\u7a0b&#xff0c;\u7406\u89e3\u5185\u90e8\u903b\u8f91&#xff0c;\u6392\u67e5\u68c0\u7d22\u3001\u5de5\u5177\u8c03\u7528\u7b49\u95ee\u9898\u3002<\/li>\n<li>\u5927\u6a21\u578b\u8bc4\u4f30&#xff1a;\u5229\u7528\u5927\u6a21\u578b\u80fd\u529b\u8bc4\u4f30\u751f\u6210\u6a21\u578b\/\u5e94\u7528\u7684\u76f8\u5173\u6027\u3001\u6709\u5bb3\u6027\u7b49\u6307\u6807\u3002<\/li>\n<\/ul>\n<p>\u5b89\u88c5\u96c6\u6210\u5305&#xff1a;<\/p>\n<p>pip <span class=\"token function\">install<\/span> <span class=\"token parameter variable\">-U<\/span> llama-index-callbacks-arize-phoenix<\/p>\n<p>\u524d\u5f80 https:\/\/llamatrace.com\/login \u6ce8\u518c\u8d26\u53f7&#xff0c;\u521b\u5efa API Key&#xff0c;\u586b\u5165\u73af\u5883\u53d8\u91cf\u3002<\/p>\n<p><span class=\"token comment\"># Phoenix \u53ef\u5b9e\u65f6\u81ea\u52a8\u91c7\u96c6\u5c55\u793a LlamaIndex \u5e94\u7528\u94fe\u8def<\/span><br \/>\n<span class=\"token comment\"># \u6b63\u5e38\u8fd0\u884c LlamaIndex \u4e1a\u52a1&#xff0c;\u94fe\u8def\u4f1a\u81ea\u52a8\u91c7\u96c6\u5c55\u793a<\/span><\/p>\n<p><span class=\"token keyword\">import<\/span> llama_index<span class=\"token punctuation\">.<\/span>core<br \/>\n<span class=\"token keyword\">import<\/span> os<\/p>\n<p>PHOENIX_API_KEY <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#034;&lt;PHOENIX_API_KEY&gt;&#034;<\/span><br \/>\nos<span class=\"token punctuation\">.<\/span>environ<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;OTEL_EXPORTER_OTLP_HEADERS&#034;<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token string-interpolation\"><span class=\"token string\">f&#034;api_key&#061;<\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span>PHOENIX_API_KEY<span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">&#034;<\/span><\/span><br \/>\nllama_index<span class=\"token punctuation\">.<\/span>core<span class=\"token punctuation\">.<\/span>set_global_handler<span class=\"token punctuation\">(<\/span><br \/>\n    <span class=\"token string\">&#034;arize_phoenix&#034;<\/span><span class=\"token punctuation\">,<\/span> endpoint<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;https:\/\/llamatrace.com\/v1\/traces&#034;<\/span><br \/>\n<span class=\"token punctuation\">)<\/span><\/p>\n<p>\u53c2\u8003\u6587\u6863&#xff1a;<\/p>\n<ul>\n<li>Trace LlamaIndex with Arize AX<\/li>\n<li>Arize agent evaluation guide<\/li>\n<li>Arize LLM evaluation guide<\/li>\n<\/ul>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/11\/20261104160108-6aeb56c4de241.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<h4>2.2.3 SigNoz<\/h4>\n<p>SigNoz \u662f\u5f00\u6e90\u53ef\u89c2\u6d4b\u5e73\u53f0&#xff0c;\u539f\u751f\u57fa\u4e8e OpenTelemetry \u6784\u5efa&#xff0c;\u5728\u7edf\u4e00\u9762\u677f\u63d0\u4f9b\u94fe\u8def\u3001\u65e5\u5fd7\u3001\u6307\u6807&#xff0c;\u652f\u6301\u79c1\u6709\u5316\u90e8\u7f72\u4e0e\u4e91\u670d\u52a1\u3002\u642d\u914d LlamaIndex&#xff0c;\u53ef\u4ee5\u67e5\u770b\u5b8c\u6574 RAG\u3001Agent \u5de5\u4f5c\u6d41\u8be6\u7ec6\u94fe\u8def&#xff0c;\u540c\u65f6\u76d1\u63a7 Token \u6d88\u8017\u3001\u5ef6\u8fdf\u3001\u9519\u8bef\u7387\u3001\u5927\u6a21\u578b\u6a21\u578b\u5206\u5e03\u7b49\u6838\u5fc3\u6307\u6807\u3002<\/p>\n<p>\u5b89\u88c5\u4f9d\u8d56&#xff1a;<\/p>\n<p>pip <span class=\"token function\">install<\/span> <span class=\"token punctuation\">\\\\<\/span><br \/>\n  opentelemetry-distro <span class=\"token punctuation\">\\\\<\/span><br \/>\n  opentelemetry-exporter-otlp <span class=\"token punctuation\">\\\\<\/span><br \/>\n  opentelemetry-instrumentation-httpx <span class=\"token punctuation\">\\\\<\/span><br \/>\n  opentelemetry-instrumentation-system-metrics <span class=\"token punctuation\">\\\\<\/span><br \/>\n  llama-index <span class=\"token punctuation\">\\\\<\/span><br \/>\n  openinference-instrumentation-llama-index<\/p>\n<p>\u6267\u884c\u81ea\u52a8\u63d2\u6869\u5b89\u88c5&#xff1a;<\/p>\n<p>opentelemetry-bootstrap <span class=\"token parameter variable\">&#8211;action<\/span><span class=\"token operator\">&#061;<\/span>install<\/p>\n<p>\u901a\u8fc7 OpenTelemetry \u542f\u52a8 LlamaIndex \u5e94\u7528&#xff1a;<\/p>\n<p><span class=\"token assign-left variable\">OTEL_RESOURCE_ATTRIBUTES<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;service.name&#061;&lt;service_name&gt;&#034;<\/span> <span class=\"token punctuation\">\\\\<\/span><br \/>\n<span class=\"token assign-left variable\">OTEL_EXPORTER_OTLP_ENDPOINT<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;https:\/\/ingest.&lt;region&gt;.signoz.cloud:443&#034;<\/span> <span class=\"token punctuation\">\\\\<\/span><br \/>\n<span class=\"token assign-left variable\">OTEL_EXPORTER_OTLP_HEADERS<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;signoz-ingestion-key&#061;&lt;your_ingestion_key&gt;&#034;<\/span> <span class=\"token punctuation\">\\\\<\/span><br \/>\n<span class=\"token assign-left variable\">OTEL_EXPORTER_OTLP_PROTOCOL<\/span><span class=\"token operator\">&#061;<\/span>grpc <span class=\"token punctuation\">\\\\<\/span><br \/>\n<span class=\"token assign-left variable\">OTEL_TRACES_EXPORTER<\/span><span class=\"token operator\">&#061;<\/span>otlp <span class=\"token punctuation\">\\\\<\/span><br \/>\n<span class=\"token assign-left variable\">OTEL_METRICS_EXPORTER<\/span><span class=\"token operator\">&#061;<\/span>otlp <span class=\"token punctuation\">\\\\<\/span><br \/>\n<span class=\"token assign-left variable\">OTEL_LOGS_EXPORTER<\/span><span class=\"token operator\">&#061;<\/span>otlp <span class=\"token punctuation\">\\\\<\/span><br \/>\n<span class=\"token assign-left variable\">OTEL_PYTHON_LOG_CORRELATION<\/span><span class=\"token operator\">&#061;<\/span>true <span class=\"token punctuation\">\\\\<\/span><br \/>\n<span class=\"token assign-left variable\">OTEL_PYTHON_LOGGING_AUTO_INSTRUMENTATION_ENABLED<\/span><span class=\"token operator\">&#061;<\/span>true <span class=\"token punctuation\">\\\\<\/span><br \/>\nopentelemetry-instrument <span class=\"token operator\">&lt;<\/span>your_run_command<span class=\"token operator\">&gt;<\/span><\/p>\n<ul>\n<li>&lt;service_name&gt;&#xff1a;\u4f60\u7684\u670d\u52a1\u540d\u79f0<\/li>\n<li>&lt;region&gt;&#xff1a;SigNoz Cloud \u5bf9\u5e94\u533a\u57df<\/li>\n<li>&lt;your_ingestion_key&gt;&#xff1a;SigNoz \u91c7\u96c6\u5bc6\u94a5<\/li>\n<li>&lt;your_run_command&gt;&#xff1a;\u542f\u52a8\u5e94\u7528\u547d\u4ee4&#xff0c;\u4f8b\u5982 python main.py<\/li>\n<\/ul>\n<p>&#x1f4cc; \u79c1\u6709\u5316 SigNoz&#xff1a;\u7edd\u5927\u591a\u6570\u6b65\u9aa4\u4e00\u81f4&#xff0c;\u4fee\u6539 Endpoint&#xff0c;\u79fb\u9664 ingestion\u2011key \u8bf7\u6c42\u5934\u5373\u53ef\u3002<\/p>\n<p>\u4e4b\u540e\u5373\u53ef\u67e5\u770b LlamaIndex \u81ea\u52a8\/\u624b\u52a8\u5bfc\u51fa\u7684\u94fe\u8def\u3001\u65e5\u5fd7\u3001\u6307\u6807\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/11\/20261104160112-6aeb56c8798aa.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p>\u53c2\u8003\u6587\u6863&#xff1a;<\/p>\n<ul>\n<li>SigNoz LlamaIndex Integration Docs<\/li>\n<li>SigNoz LLamaIndex Q&amp;A RAG Demo<\/li>\n<\/ul>\n<h4>2.2.4 Weights and Biases (W&amp;B) Weave<\/h4>\n<p>W&amp;B Weave \u7528\u4e8e\u8ddf\u8e2a\u3001\u5b9e\u9a8c\u3001\u8bc4\u4f30\u3001\u90e8\u7f72\u3001\u8fed\u4ee3\u5927\u6a21\u578b\u5e94\u7528\u3002\u5177\u5907\u9ad8\u53ef\u6269\u5c55\u6027\u4e0e\u7075\u6d3b\u6027&#xff0c;\u8986\u76d6\u5e94\u7528\u5f00\u53d1\u5168\u6d41\u7a0b\u3002<\/p>\n<p>\u8be5\u96c6\u6210\u57fa\u4e8e LlamaIndex \u63d2\u6869\u6a21\u5757&#xff0c;\u5c06 Span\/\u4e8b\u4ef6\u6ce8\u518c\u4e3a Weave \u8c03\u7528\u3002\u9ed8\u8ba4 Weave \u81ea\u52a8\u6253\u8865\u4e01&#xff0c;\u8ffd\u8e2a\u4e3b\u6d41\u5927\u6a21\u578b\u5e93\u4e0e\u6846\u67b6\u8c03\u7528\u3002<\/p>\n<p>\u5b89\u88c5&#xff1a;<\/p>\n<p>pip <span class=\"token function\">install<\/span> weave<\/p>\n<p>\u83b7\u53d6 W&amp;B API Key&#xff1a;\u8bbf\u95ee https:\/\/wandb.ai \u6ce8\u518c\u8d26\u53f7&#xff0c;\u5728 https:\/\/wandb.ai\/authorize \u590d\u5236\u5bc6\u94a5\u3002<\/p>\n<p><span class=\"token keyword\">import<\/span> weave<br \/>\n<span class=\"token keyword\">from<\/span> llama_index<span class=\"token punctuation\">.<\/span>llms<span class=\"token punctuation\">.<\/span>openai <span class=\"token keyword\">import<\/span> OpenAI<\/p>\n<p><span class=\"token comment\"># \u4f7f\u7528\u9879\u76ee\u540d\u521d\u59cb\u5316 Weave<\/span><br \/>\nweave<span class=\"token punctuation\">.<\/span>init<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;llamaindex-demo&#034;<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token comment\"># \u6240\u6709 LlamaIndex \u64cd\u4f5c\u81ea\u52a8\u5f00\u542f\u8ffd\u8e2a<\/span><br \/>\nllm <span class=\"token operator\">&#061;<\/span> OpenAI<span class=\"token punctuation\">(<\/span>model<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;gpt-4o-mini&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\nresponse <span class=\"token operator\">&#061;<\/span> llm<span class=\"token punctuation\">.<\/span>complete<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;William Shakespeare is &#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span>response<span class=\"token punctuation\">)<\/span><\/p>\n<p>\u94fe\u8def\u5305\u542b\u6267\u884c\u8017\u65f6\u3001Token \u6d88\u8017\u3001\u6210\u672c\u3001\u8f93\u5165\u8f93\u51fa\u3001\u5f02\u5e38\u3001\u5d4c\u5957\u8c03\u7528\u3001\u6d41\u5f0f\u6570\u636e\u3002\u81ea\u5b9a\u4e49\u51fd\u6570\u60f3\u8981\u88ab\u8ffd\u8e2a&#xff0c;\u52a0\u4e0a\u88c5\u9970\u5668 &#064;weave.op()\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/11\/20261104160113-6aeb56c933485.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p>\u53ef\u901a\u8fc7 autopatch_settings \u63a7\u5236\u81ea\u52a8\u8865\u4e01\u884c\u4e3a&#xff1a;<\/p>\n<p>weave<span class=\"token punctuation\">.<\/span>init<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">,<\/span> autopatch_settings<span class=\"token operator\">&#061;<\/span><span class=\"token punctuation\">{<\/span><span class=\"token string\">&#034;openai&#034;<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token punctuation\">{<\/span><span class=\"token string\">&#034;enabled&#034;<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token boolean\">False<\/span><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>\u65e0\u9700\u989d\u5916\u914d\u7f6e LlamaIndex&#xff1b;\u8c03\u7528 weave.init() \u5373\u5f00\u542f\u8ffd\u8e2a\u3002<\/p>\n<p>\u8be5\u96c6\u6210\u51e0\u4e4e\u652f\u6301 LlamaIndex \u5168\u90e8\u7ec4\u4ef6&#xff1a;\u6d41\u5f0f\/\u5f02\u6b65\u3001\u8865\u5168\u3001\u5bf9\u8bdd\u3001\u5de5\u5177\u8c03\u7528\u3001Agent\u3001\u5de5\u4f5c\u6d41\u3001RAG\u3002\u53c2\u8003\u5b98\u65b9 W&amp;B Weave \u00d7 LlamaIndex \u6587\u6863\u3002<\/p>\n<h4>2.2.5 MLflow<\/h4>\n<p>MLflow \u662f\u5f00\u6e90 MLOps\/LLMOps \u5e73\u53f0&#xff0c;\u805a\u7126\u673a\u5668\u5b66\u4e60\u9879\u76ee\u5b8c\u6574\u751f\u547d\u5468\u671f&#xff0c;\u4fdd\u969c\u5404\u9636\u6bb5\u53ef\u7ba1\u7406\u3001\u53ef\u8ffd\u8e2a\u3001\u53ef\u590d\u73b0\u3002MLflow Tracing \u57fa\u4e8e OpenTelemetry&#xff0c;\u652f\u6301 LlamaIndex \u5e94\u7528\u4e00\u952e\u63d2\u6869\u3002<\/p>\n<p>\u5f00\u6e90\u9879\u76ee&#xff0c;\u65e0\u9700\u6ce8\u518c\u8d26\u53f7\u3001\u914d\u7f6e\u5bc6\u94a5&#xff0c;\u5b89\u88c5\u540e\u76f4\u63a5\u7f16\u7801\u3002<\/p>\n<p><span class=\"token keyword\">import<\/span> mlflow<\/p>\n<p>mlflow<span class=\"token punctuation\">.<\/span>llama_index<span class=\"token punctuation\">.<\/span>autolog<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>  <span class=\"token comment\"># \u5f00\u542f MLflow \u8ffd\u8e2a<\/span><\/p>\n<p>\u652f\u6301\u80fd\u529b\u8868&#xff1a;AgentWorkflow \u7b49\u65b0\u7279\u6027\u9700\u8981 MLflow &gt;&#061; 2.18.0<\/p>\n<table>\n<tr>\u6d41\u5f0f\u5f02\u6b65\u5f15\u64ceAgentWorkflowAgentWorkflow<\/tr>\n<tbody>\n<tr>\n<td align=\"center\">\u2705<\/td>\n<td align=\"center\">\u2705<\/td>\n<td align=\"center\">\u2705<\/td>\n<td align=\"center\">\u2705<\/td>\n<td align=\"center\">\u2705 (&gt;&#061;2.18)<\/td>\n<td align=\"center\">\u2705 (&gt;&#061;2.18)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u53c2\u8003\u6587\u6863&#xff1a;MLflow LlamaIndex integration&#xff0c;\u652f\u6301\u5b9e\u9a8c\u8ddf\u8e2a\u3001\u8bc4\u4f30\u3001\u4f9d\u8d56\u7ba1\u7406\u3002<\/p>\n<h4>2.2.6 OpenLLMetry<\/h4>\n<p>OpenLLMetry&#xff1a;\u57fa\u4e8e OpenTelemetry \u7684\u5f00\u6e90\u5927\u6a21\u578b\u5e94\u7528\u8ffd\u8e2a\u76d1\u63a7\u9879\u76ee&#xff0c;\u5bf9\u63a5\u4e3b\u6d41\u53ef\u89c2\u6d4b\u5e73\u53f0&#xff0c;\u6570\u5206\u949f\u5b8c\u6210\u5b89\u88c5\u90e8\u7f72\u3002<\/p>\n<p><span class=\"token keyword\">from<\/span> traceloop<span class=\"token punctuation\">.<\/span>sdk <span class=\"token keyword\">import<\/span> Traceloop<\/p>\n<p>Traceloop<span class=\"token punctuation\">.<\/span>init<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/11\/20261104160115-6aeb56cbeac32.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<h4>2.2.7 Arize Phoenix&#xff08;\u672c\u5730\u90e8\u7f72&#xff09;<\/h4>\n<p>\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528\u5f00\u6e90\u7248 Phoenix \u672c\u5730\u5b9e\u4f8b&#xff0c;\u4e0d\u9700\u8981 LlamaTrace \u8d26\u53f7\u4e0e API Key&#xff0c;Phoenix \u670d\u52a1\u672c\u5730\u542f\u52a8\u3002<\/p>\n<p>pip <span class=\"token function\">install<\/span> <span class=\"token parameter variable\">-U<\/span> llama-index-callbacks-arize-phoenix<\/p>\n<p><span class=\"token keyword\">import<\/span> phoenix <span class=\"token keyword\">as<\/span> px<\/p>\n<p><span class=\"token comment\"># \u63a7\u5236\u53f0\u8f93\u51fa\u94fe\u63a5&#xff0c;\u6d4f\u89c8\u5668\u6253\u5f00 Web UI<\/span><br \/>\npx<span class=\"token punctuation\">.<\/span>launch_app<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token comment\"># \u9875\u9762\u521d\u59cb\u4e3a\u7a7a&#xff0c;\u8fd0\u884c LlamaIndex \u4e1a\u52a1\u540e\u81ea\u52a8\u5c55\u793a\u94fe\u8def<\/span><\/p>\n<p><span class=\"token keyword\">import<\/span> llama_index<span class=\"token punctuation\">.<\/span>core<br \/>\nllama_index<span class=\"token punctuation\">.<\/span>core<span class=\"token punctuation\">.<\/span>set_global_handler<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;arize_phoenix&#034;<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>\u53c2\u8003\u793a\u4f8b&#xff1a;<\/p>\n<ul>\n<li>Auto\u2011Retrieval Guide with Pinecone and Arize Phoenix<\/li>\n<li>Arize Phoenix Tracing Tutorial<\/li>\n<\/ul>\n<h4>2.2.8 Langfuse<\/h4>\n<p>Langfuse \u5f00\u6e90\u5927\u6a21\u578b\u5de5\u7a0b\u5e73\u53f0&#xff0c;\u5e2e\u52a9\u56e2\u961f\u534f\u4f5c\u8c03\u8bd5\u3001\u5206\u6790\u3001\u8fed\u4ee3\u5927\u6a21\u578b\u5e94\u7528\u3002LlamaIndex \u96c6\u6210\u53ef\u76d1\u63a7\u6027\u80fd\u3001\u94fe\u8def\u3001\u6307\u6807&#xff1b;\u5b8c\u6574\u8bb0\u5f55\u4e0a\u4e0b\u6587\u589e\u5f3a\u3001\u5927\u6a21\u578b\u67e5\u8be2\u6d41\u7a0b&#xff0c;\u53ef\u76f4\u63a5\u5728 Langfuse UI \u67e5\u770b\u3002<\/p>\n<p>\u5b89\u88c5\u4f9d\u8d56&#xff1a;<\/p>\n<p>pip <span class=\"token function\">install<\/span> llama-index langfuse openinference-instrumentation-llama-index<\/p>\n<p>\u914d\u7f6e\u73af\u5883\u53d8\u91cf&#xff1a;<\/p>\n<p><span class=\"token keyword\">import<\/span> os<\/p>\n<p><span class=\"token comment\"># \u4ece Langfuse \u9879\u76ee\u8bbe\u7f6e\u9875\u83b7\u53d6\u5bc6\u94a5 https:\/\/cloud.langfuse.com<\/span><br \/>\nos<span class=\"token punctuation\">.<\/span>environ<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;LANGFUSE_PUBLIC_KEY&#034;<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#034;pk-lf-&#8230;&#034;<\/span><br \/>\nos<span class=\"token punctuation\">.<\/span>environ<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;LANGFUSE_SECRET_KEY&#034;<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#034;sk-lf-&#8230;&#034;<\/span><br \/>\nos<span class=\"token punctuation\">.<\/span>environ<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;LANGFUSE_HOST&#034;<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#034;https:\/\/cloud.langfuse.com&#034;<\/span>  <span class=\"token comment\"># \u6b27\u6d32\u533a<\/span><br \/>\n<span class=\"token comment\"># os.environ[&#034;LANGFUSE_HOST&#034;] &#061; &#034;https:\/\/us.cloud.langfuse.com&#034; # \u7f8e\u56fd\u533a<\/span><\/p>\n<p>\u521d\u59cb\u5316\u5ba2\u6237\u7aef\u5e76\u6821\u9a8c\u8fde\u901a\u6027&#xff1a;<\/p>\n<p><span class=\"token keyword\">from<\/span> langfuse <span class=\"token keyword\">import<\/span> get_client<\/p>\n<p>langfuse <span class=\"token operator\">&#061;<\/span> get_client<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token keyword\">if<\/span> langfuse<span class=\"token punctuation\">.<\/span>auth_check<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    <span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;Langfuse client is authenticated and ready!&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token keyword\">else<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    <span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;Authentication failed. Please check your credentials and host.&#034;<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>\u5f00\u542f OpenInference LlamaIndex \u63d2\u6869&#xff0c;\u81ea\u52a8\u91c7\u96c6\u4e8b\u4ef6\u5bfc\u51fa OTel Span&#xff1a;<\/p>\n<p><span class=\"token keyword\">from<\/span> openinference<span class=\"token punctuation\">.<\/span>instrumentation<span class=\"token punctuation\">.<\/span>llama_index <span class=\"token keyword\">import<\/span> LlamaIndexInstrumentor<\/p>\n<p>LlamaIndexInstrumentor<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>instrument<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>\u5373\u53ef\u5728 Langfuse \u67e5\u770b LlamaIndex \u94fe\u8def&#xff1a;<\/p>\n<ul>\n<li>LlamaIndex example trace<\/li>\n<li>Example trace link in Langfuse<\/li>\n<\/ul>\n<p>\u53c2\u8003\u6587\u6863&#xff1a;<\/p>\n<ul>\n<li>Langfuse Documentation<\/li>\n<li>Tracing LlamaIndex Agents<\/li>\n<\/ul>\n<h4>2.2.9 Literal AI<\/h4>\n<p>Literal AI \u662f\u5927\u6a21\u578b\u8bc4\u4f30 &amp; \u53ef\u89c2\u6d4b\u89e3\u51b3\u65b9\u6848&#xff0c;\u5e2e\u52a9\u4ea7\u7814\u56e2\u961f\u7a33\u5b9a\u3001\u5feb\u901f\u3001\u89c4\u6a21\u5316\u4ea4\u4ed8\u5927\u6a21\u578b\u5e94\u7528\u3002\u652f\u6301\u5bf9\u8bdd\u4f1a\u8bdd\u3001Agent \u8fd0\u884c\u8bb0\u5f55\u81ea\u52a8\u843d\u65e5\u5fd7\u3002<\/p>\n<p>\u4f7f\u7528\u65b9\u5f0f&#xff1a;<\/p>\n<p>pip <span class=\"token function\">install<\/span> literalai<\/p>\n<p>\u4e91\u5e73\u53f0\u6ce8\u518c\u8d26\u53f7&#xff0c;\u5728\u8bbe\u7f6e\u9875\u9762\u83b7\u53d6 API Key&#xff1b;\u79c1\u6709\u5316\u90e8\u7f72\u9700\u8981\u8bb0\u5f55\u670d\u52a1\u5730\u5740\u3002<\/p>\n<p><span class=\"token keyword\">from<\/span> llama_index<span class=\"token punctuation\">.<\/span>core <span class=\"token keyword\">import<\/span> set_global_handler<\/p>\n<p><span class=\"token comment\"># \u901a\u8fc7\u73af\u5883\u53d8\u91cf LITERAL_API_KEY\u3001LITERAL_API_URL \u914d\u7f6e\u51ed\u8bc1<\/span><br \/>\nset_global_handler<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;literalai&#034;<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>\u53c2\u8003\u6587\u6863&#xff1a;<\/p>\n<ul>\n<li>Literal AI integration with Llama Index<\/li>\n<li>Build a Q&amp;A application with LLamaIndex and monitor it with Literal AI<\/li>\n<\/ul>\n<h4>2.2.10 Comet Opik<\/h4>\n<p>Opik \u662f Comet \u63a8\u51fa\u7684\u5f00\u6e90\u7aef\u5230\u7aef\u5927\u6a21\u578b\u8bc4\u4f30\u5e73\u53f0\u3002<\/p>\n<p>\u6ce8\u518c Comet \u83b7\u53d6 API Key&#xff1b;\u79c1\u6709\u5316\u90e8\u7f72\u8bb0\u5f55\u670d\u52a1\u5730\u5740\u3002<\/p>\n<p>pip <span class=\"token function\">install<\/span> opik<\/p>\n<p>\u8bbe\u7f6e\u73af\u5883\u53d8\u91cf&#xff1a;<\/p>\n<p><span class=\"token builtin class-name\">export<\/span> <span class=\"token assign-left variable\">OPIK_API_KEY<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;&lt;OPIK_API_KEY&gt;&#034;<\/span><br \/>\n<span class=\"token builtin class-name\">export<\/span> <span class=\"token assign-left variable\">OPIK_WORKSPACE<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;&lt;OPIK_WORKSPACE&gt;&#034;<\/span><br \/>\n<span class=\"token comment\"># export OPIK_URL_OVERRIDE&#061;&#034;&lt;OPIK_URL_OVERRIDE&gt;&#034; # \u79c1\u6709\u5316\u53ef\u9009<\/span><\/p>\n<p>\u4e1a\u52a1\u4ee3\u7801&#xff1a;<\/p>\n<p><span class=\"token keyword\">from<\/span> llama_index<span class=\"token punctuation\">.<\/span>core <span class=\"token keyword\">import<\/span> Document<span class=\"token punctuation\">,<\/span> VectorStoreIndex<span class=\"token punctuation\">,<\/span> set_global_handler<\/p>\n<p><span class=\"token comment\"># \u8bfb\u53d6\u73af\u5883\u53d8\u91cf OPIK_API_KEY, OPIK_WORKSPACE<\/span><br \/>\nset_global_handler<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;opik&#034;<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token comment\"># \u9700\u8981\u914d\u7f6e OPENAI_API_KEY<\/span><br \/>\nindex <span class=\"token operator\">&#061;<\/span> VectorStoreIndex<span class=\"token punctuation\">.<\/span>from_documents<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">[<\/span>Document<span class=\"token punctuation\">.<\/span>example<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span><br \/>\nquery_engine <span class=\"token operator\">&#061;<\/span> index<span class=\"token punctuation\">.<\/span>as_query_engine<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>questions <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">[<\/span><br \/>\n    <span class=\"token string\">&#034;Tell me about LLMs&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token string\">&#034;How do you fine\u2011tune a neural network ?&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token string\">&#034;What is RAG ?&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n<span class=\"token punctuation\">]<\/span><\/p>\n<p><span class=\"token keyword\">for<\/span> question <span class=\"token keyword\">in<\/span> questions<span class=\"token punctuation\">:<\/span><br \/>\n    <span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string-interpolation\"><span class=\"token string\">f&#034;&gt; \\\\033[92m<\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span>question<span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">\\\\033[0m&#034;<\/span><\/span><span class=\"token punctuation\">)<\/span><br \/>\n    response <span class=\"token operator\">&#061;<\/span> query_engine<span class=\"token punctuation\">.<\/span>query<span class=\"token punctuation\">(<\/span>question<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span>response<span class=\"token punctuation\">)<\/span><\/p>\n<p>\u8fd0\u884c\u540e Opik \u540e\u53f0\u53ef\u67e5\u770b\u94fe\u8def\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/11\/20261104160116-6aeb56cca85a5.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p>\u53c2\u8003\u6587\u6863&#xff1a;<\/p>\n<ul>\n<li>Llama\u2011index &#043; Opik documentation page<\/li>\n<li>Llama\u2011index integration cookbook<\/li>\n<\/ul>\n<h4>2.2.11 Argilla<\/h4>\n<p>Argilla \u9762\u5411 AI \u5de5\u7a0b\u5e08\u4e0e\u9886\u57df\u4e13\u5bb6\u7684\u534f\u4f5c\u5de5\u5177&#xff0c;\u7528\u4e8e\u6784\u5efa\u9ad8\u8d28\u91cf\u6570\u636e\u96c6\u3002<\/p>\n<p>\u9700\u8981\u5148\u90e8\u7f72 Argilla Server\u3002<\/p>\n<p>pip <span class=\"token function\">install<\/span> argilla-llama-index<\/p>\n<p><span class=\"token keyword\">from<\/span> llama_index<span class=\"token punctuation\">.<\/span>core<span class=\"token punctuation\">.<\/span>instrumentation <span class=\"token keyword\">import<\/span> get_dispatcher<br \/>\n<span class=\"token keyword\">from<\/span> argilla_llama_index <span class=\"token keyword\">import<\/span> ArgillaHandler<\/p>\n<p>argilla_handler <span class=\"token operator\">&#061;<\/span> ArgillaHandler<span class=\"token punctuation\">(<\/span><br \/>\n    dataset_name<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;query_llama_index&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    api_url<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;http:\/\/localhost:6900&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    api_key<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;argilla.apikey&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    number_of_retrievals<span class=\"token operator\">&#061;<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">,<\/span><br \/>\n<span class=\"token punctuation\">)<\/span><br \/>\nroot_dispatcher <span class=\"token operator\">&#061;<\/span> get_dispatcher<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\nroot_dispatcher<span class=\"token punctuation\">.<\/span>add_span_handler<span class=\"token punctuation\">(<\/span>argilla_handler<span class=\"token punctuation\">)<\/span><br \/>\nroot_dispatcher<span class=\"token punctuation\">.<\/span>add_event_handler<span class=\"token punctuation\">(<\/span>argilla_handler<span class=\"token punctuation\">)<\/span><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/11\/20261104160117-6aeb56cd0a02a.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p>\u53c2\u8003\u6587\u6863&#xff1a;<\/p>\n<ul>\n<li>Getting started with Argilla\u2019s LlamaIndex Integration<\/li>\n<li>Other example tutorials<\/li>\n<\/ul>\n<h4>2.2.12 Agenta<\/h4>\n<p>Agenta \u5f00\u6e90 LLMOps \u5e73\u53f0&#xff0c;\u7528\u4e8e\u6784\u5efa\u5065\u58ee\u5927\u6a21\u578b AI \u5e94\u7528&#xff0c;\u63d0\u4f9b\u53ef\u89c2\u6d4b\u3001Prompt \u7ba1\u7406\u3001\u5927\u6a21\u578b\u8bc4\u4f30\u5168\u5957\u5de5\u5177\u3002<\/p>\n<p>pip <span class=\"token function\">install<\/span> agenta llama-index openinference-instrumentation-llama-index<\/p>\n<p><span class=\"token keyword\">import<\/span> os<br \/>\n<span class=\"token keyword\">import<\/span> agenta <span class=\"token keyword\">as<\/span> ag<br \/>\n<span class=\"token keyword\">from<\/span> openinference<span class=\"token punctuation\">.<\/span>instrumentation<span class=\"token punctuation\">.<\/span>llama_index <span class=\"token keyword\">import<\/span> LlamaIndexInstrumentor<br \/>\n<span class=\"token keyword\">from<\/span> llama_index<span class=\"token punctuation\">.<\/span>core <span class=\"token keyword\">import<\/span> SimpleDirectoryReader<span class=\"token punctuation\">,<\/span> VectorStoreIndex<\/p>\n<p>os<span class=\"token punctuation\">.<\/span>environ<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;AGENTA_API_KEY&#034;<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#034;your_agenta_api_key&#034;<\/span><br \/>\nos<span class=\"token punctuation\">.<\/span>environ<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;AGENTA_HOST&#034;<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#034;https:\/\/cloud.agenta.ai&#034;<\/span> <span class=\"token comment\"># \u79c1\u6709\u5316\u66ff\u6362\u5730\u5740<\/span><\/p>\n<p>ag<span class=\"token punctuation\">.<\/span>init<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\nLlamaIndexInstrumentor<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>instrument<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token decorator annotation punctuation\">&#064;ag<span class=\"token punctuation\">.<\/span>instrument<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token keyword\">def<\/span> <span class=\"token function\">document_search_app<\/span><span class=\"token punctuation\">(<\/span>user_query<span class=\"token punctuation\">:<\/span> <span class=\"token builtin\">str<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    <span class=\"token triple-quoted-string string\">&#034;&#034;&#034;\u6587\u6863\u68c0\u7d22\u5e94\u7528&#034;&#034;&#034;<\/span><br \/>\n    docs <span class=\"token operator\">&#061;<\/span> SimpleDirectoryReader<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;data&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>load_data<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    search_index <span class=\"token operator\">&#061;<\/span> VectorStoreIndex<span class=\"token punctuation\">.<\/span>from_documents<span class=\"token punctuation\">(<\/span>docs<span class=\"token punctuation\">)<\/span><br \/>\n    query_processor <span class=\"token operator\">&#061;<\/span> search_index<span class=\"token punctuation\">.<\/span>as_query_engine<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    answer <span class=\"token operator\">&#061;<\/span> query_processor<span class=\"token punctuation\">.<\/span>query<span class=\"token punctuation\">(<\/span>user_query<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">return<\/span> answer<\/p>\n<p>\u8fd0\u884c\u540e&#xff0c;\u94fe\u8def\u81ea\u52a8\u91c7\u96c6\u5230 Agenta&#xff0c;\u7528\u4e8e\u8c03\u8bd5\u3001\u5173\u8054\u914d\u7f6e\u4e0e Prompt\u3001\u8bc4\u4f30\u6027\u80fd\u3001\u67e5\u8be2\u6570\u636e\u3001\u76d1\u63a7\u6307\u6807\u3002 <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/11\/20261104160119-6aeb56cf06a33.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/> \u53c2\u8003\u6587\u6863&#xff1a;<\/p>\n<ul>\n<li>Documentation Observability for LlamaIndex with Agenta<\/li>\n<li>Notebook Observability for LlamaIndex with Agenta<\/li>\n<\/ul>\n<h4>2.2.13 Deepeval<\/h4>\n<p>DeepEval&#xff08;Confident AI&#xff09;\u5f00\u6e90\u5927\u6a21\u578b\u8bc4\u4f30\u6846\u67b6&#xff0c;\u5185\u7f6e 14&#043; \u8bc4\u4f30\u6307\u6807&#xff08;\u6458\u8981\u3001\u5e7b\u89c9\u3001\u56de\u7b54\u76f8\u5173\u6027\u3001\u5fe0\u5b9e\u5ea6\u3001RAGAS \u7b49&#xff09;\u3002\u53ef\u4ee5\u7ed3\u5408 LlamaIndex \u8ffd\u8e2a\u8c03\u8bd5\u5931\u8d25\u7528\u4f8b&#xff1b;\u4e5f\u53ef\u4ee5\u5bf9\u63a5 Confident AI \u6258\u7ba1\u5e73\u53f0\u505a\u7ebf\u4e0a\u65e0\u53c2\u8003\u8bc4\u4f30\u3002<\/p>\n<p>pip <span class=\"token function\">install<\/span> <span class=\"token parameter variable\">-U<\/span> deepeval llama-index<\/p>\n<p><span class=\"token keyword\">import<\/span> deepeval<br \/>\n<span class=\"token keyword\">from<\/span> deepeval<span class=\"token punctuation\">.<\/span>integrations<span class=\"token punctuation\">.<\/span>llama_index <span class=\"token keyword\">import<\/span> instrument_llama_index<br \/>\n<span class=\"token keyword\">import<\/span> llama_index<span class=\"token punctuation\">.<\/span>core<span class=\"token punctuation\">.<\/span>instrumentation <span class=\"token keyword\">as<\/span> instrument<\/p>\n<p>deepeval<span class=\"token punctuation\">.<\/span>login<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;&lt;your-confident-api-key&gt;&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\ninstrument_llama_index<span class=\"token punctuation\">(<\/span>instrument<span class=\"token punctuation\">.<\/span>get_dispatcher<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<h4>2.2.14 Confident AI<\/h4>\n<p>Confident AI \u662f\u4e00\u6b3e\u5927\u6a21\u578b\u53ef\u89c2\u6d4b\u4e0e\u8bc4\u4f30\u5e73\u53f0\u3002\u5176\u539f\u751f\u652f\u6301 OpenTelemetry \u7684\u8ffd\u8e2a SDK confident-trace&#xff0c;\u53ef\u4ee5\u8ba2\u9605 LlamaIndex \u7684\u63d2\u6869\u8c03\u5ea6\u5668&#xff08;instrumentation dispatcher&#xff09;&#xff0c;\u56e0\u6b64\u6bcf\u4e00\u6b21 Agent \u6267\u884c\u3001\u5de5\u4f5c\u6d41\u6b65\u9aa4\u3001\u68c0\u7d22\u52a8\u4f5c\u4e0e\u5de5\u5177\u8c03\u7528&#xff0c;\u90fd\u4f1a\u4ee5\u5b8c\u6574\u5c42\u7ea7\u7ed3\u6784\u5c55\u793a\u5728\u89c2\u6d4b\u9762\u677f&#xff08;Observatory&#xff09;\u4e2d\u3002<\/p>\n<p>\u4f7f\u7528\u65b9\u5f0f&#xff1a;<\/p>\n<p>pip <span class=\"token function\">install<\/span> confident-trace llama-index-core llama-index-llms-openai<\/p>\n<p>\u524d\u5f80 Confident AI \u83b7\u53d6\u9879\u76ee API Key&#xff0c;\u5e76\u548c\u6a21\u578b\u670d\u52a1\u5546\u5bc6\u94a5\u4e00\u8d77\u914d\u7f6e\u73af\u5883\u53d8\u91cf\u3002 \u6b27\u76df\u533a\u57df\u7528\u6237\u9700\u8981\u989d\u5916\u8bbe\u7f6e&#xff1a;<\/p>\n<ul>\n<li>CONFIDENT_OTEL_ENDPOINT&#061;&#034;https:\/\/eu.otel.confident-ai.com\/v1\/traces&#034;&#xff1b;<\/li>\n<li>\u4e0d\u914d\u7f6e\u5219\u94fe\u8def\u6570\u636e\u9ed8\u8ba4\u4e0a\u62a5\u81f3\u7f8e\u56fd\u670d\u52a1\u8282\u70b9\u3002<\/li>\n<\/ul>\n<p><span class=\"token builtin class-name\">export<\/span> <span class=\"token assign-left variable\">CONFIDENT_API_KEY<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;&lt;your-confident-api-key&gt;&#034;<\/span><br \/>\n<span class=\"token builtin class-name\">export<\/span> <span class=\"token assign-left variable\">OPENAI_API_KEY<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;&lt;your-openai-key&gt;&#034;<\/span><\/p>\n<p>\u5728\u7a0b\u5e8f\u542f\u52a8\u9636\u6bb5\u3001\u5b9a\u4e49\/\u8fd0\u884c Agent \u4e4b\u524d&#xff0c;\u8c03\u7528\u4e00\u6b21 init()\u3002Agent \u7167\u5e38\u4f7f\u7528 agent.run()&#xff0c;\u65e0\u9700\u989d\u5916\u914d\u7f6e\u56de\u8c03\u4e0e\u8c03\u5ea6\u5668&#xff1a;<\/p>\n<p><span class=\"token keyword\">import<\/span> asyncio<\/p>\n<p><span class=\"token keyword\">from<\/span> confident_trace <span class=\"token keyword\">import<\/span> init<span class=\"token punctuation\">,<\/span> shutdown<br \/>\n<span class=\"token keyword\">from<\/span> llama_index<span class=\"token punctuation\">.<\/span>core<span class=\"token punctuation\">.<\/span>agent<span class=\"token punctuation\">.<\/span>workflow <span class=\"token keyword\">import<\/span> FunctionAgent<br \/>\n<span class=\"token keyword\">from<\/span> llama_index<span class=\"token punctuation\">.<\/span>core<span class=\"token punctuation\">.<\/span>tools <span class=\"token keyword\">import<\/span> FunctionTool<br \/>\n<span class=\"token keyword\">from<\/span> llama_index<span class=\"token punctuation\">.<\/span>llms<span class=\"token punctuation\">.<\/span>openai <span class=\"token keyword\">import<\/span> OpenAI<\/p>\n<p><span class=\"token keyword\">def<\/span> <span class=\"token function\">multiply<\/span><span class=\"token punctuation\">(<\/span>a<span class=\"token punctuation\">:<\/span> <span class=\"token builtin\">float<\/span><span class=\"token punctuation\">,<\/span> b<span class=\"token punctuation\">:<\/span> <span class=\"token builtin\">float<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#8211;<\/span><span class=\"token operator\">&gt;<\/span> <span class=\"token builtin\">float<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    <span class=\"token triple-quoted-string string\">&#034;&#034;&#034;\u7528\u4e8e\u4e24\u4e2a\u6570\u5b57\u76f8\u4e58&#034;&#034;&#034;<\/span><br \/>\n    <span class=\"token keyword\">return<\/span> a <span class=\"token operator\">*<\/span> b<\/p>\n<p><span class=\"token keyword\">async<\/span> <span class=\"token keyword\">def<\/span> <span class=\"token function\">main<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    init<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">try<\/span><span class=\"token punctuation\">:<\/span><br \/>\n        agent <span class=\"token operator\">&#061;<\/span> FunctionAgent<span class=\"token punctuation\">(<\/span><br \/>\n            name<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;assistant&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n            llm<span class=\"token operator\">&#061;<\/span>OpenAI<span class=\"token punctuation\">(<\/span>model<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;gpt-4o-mini&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n            tools<span class=\"token operator\">&#061;<\/span><span class=\"token punctuation\">[<\/span>FunctionTool<span class=\"token punctuation\">.<\/span>from_defaults<span class=\"token punctuation\">(<\/span>multiply<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">,<\/span><br \/>\n            system_prompt<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;\u4f60\u662f\u4e00\u540d\u53ef\u4ee5\u6267\u884c\u8ba1\u7b97\u7684\u52a9\u624b\u3002&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">await<\/span> agent<span class=\"token punctuation\">.<\/span>run<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;3 \u4e58\u4ee5 12 \u7b49\u4e8e\u591a\u5c11&#xff1f;&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">finally<\/span><span class=\"token punctuation\">:<\/span><br \/>\n        shutdown<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token keyword\">if<\/span> __name__ <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token string\">&#034;__main__&#034;<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    asyncio<span class=\"token punctuation\">.<\/span>run<span class=\"token punctuation\">(<\/span>main<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>Agent \u6267\u884c\u8bb0\u5f55\u3001\u5de5\u4f5c\u6d41\u6b65\u9aa4\u3001\u68c0\u7d22\u3001\u5de5\u5177\u8c03\u7528\u4ee5\u53ca\u5e26 Token \u6d88\u8017\u7edf\u8ba1\u7684\u6a21\u578b\u8c03\u7528\u90fd\u4f1a\u88ab\u81ea\u52a8\u91c7\u96c6\u3002<\/p>\n<p>\u8bf4\u660e&#xff1a;\u6a21\u578b Span \u4f9d\u8d56\u53d7\u652f\u6301\u7684\u670d\u52a1\u5546 SDK&#xff1b;\u81ea\u5b9a\u4e49\u5c01\u88c5\u3001\u672c\u5730\u5927\u6a21\u578b\u53ea\u80fd\u91c7\u96c6\u5230 Agent \u7ed3\u6784&#xff0c;\u4e0d\u4f1a\u751f\u6210 LLM \u5185\u90e8 Span&#xff1b;\u5411\u91cf Embedding \u8c03\u7528\u76ee\u524d\u4e0d\u4f1a\u88ab\u8ffd\u8e2a\u3002 \u5982\u679c\u662f\u957f\u65f6\u95f4\u8fd0\u884c\u7684\u670d\u52a1&#xff0c;\u53ea\u5728\u670d\u52a1\u542f\u52a8\u65f6\u8c03\u7528\u4e00\u6b21 init()&#xff0c;\u4f18\u96c5\u5173\u95ed\u65f6\u8c03\u7528 shutdown()&#xff0c;\u4e0d\u8981\u6bcf\u4e2a\u8bf7\u6c42\u90fd\u91cd\u590d\u8c03\u7528\u3002<\/p>\n<p>\u4f60\u53ef\u4ee5\u5728 Confident AI \u7684\u5de5\u4f5c\u6d41\u9875\u9762\u914d\u7f6e\u4e0a\u62a5\u8fdb\u6765\u7684\u94fe\u8def\u6570\u636e\u5904\u7406\u89c4\u5219&#xff1a;<\/p>\n<ul>\n<li>\u8bc4\u4f30\u89c4\u5219&#xff1a;\u4f7f\u7528\u6307\u6807\u96c6\u5bf9\u6d41\u5165\u7684 Trace \u81ea\u52a8\u6267\u884c\u8bc4\u4f30<\/li>\n<li>\u5206\u7c7b\u5668&#xff1a;\u6309\u7167\u95ee\u9898\u7c7b\u578b\u3001\u60c5\u611f\u503e\u5411\u6216\u8005\u81ea\u5b9a\u4e49\u7ef4\u5ea6\u7ed9 Trace \u6253\u6807\u7b7e&#xff0c;\u65b9\u4fbf\u540e\u7eed\u5206\u7ec4\u3001\u7b5b\u9009<\/li>\n<li>\u961f\u5217\u63a5\u5165&#xff1a;\u5c06\u751f\u4ea7\u94fe\u8def\u9001\u5165\u6807\u6ce8\u961f\u5217&#xff0c;\u4f9b\u5185\u90e8\u8bc4\u5ba1\u56e2\u961f\u4eba\u5de5\u590d\u6838<\/li>\n<li>\u6570\u636e\u96c6\u63a5\u5165&#xff1a;\u628a\u7ebf\u4e0a\u771f\u5b9e Trace \u5f52\u96c6\u5230\u6570\u636e\u96c6&#xff0c;\u590d\u7528\u4e3a\u56de\u5f52\u6d4b\u8bd5\u7528\u4f8b<\/li>\n<\/ul>\n<p>Trace\u3001Span\u3001\u5bf9\u8bdd\u7ebf\u7a0b\u90fd\u53ef\u4ee5\u5355\u72ec\u914d\u7f6e\u5de5\u4f5c\u6d41\u3002\u5982\u679c\u60f3\u5728\u4ee3\u7801\u91cc\u5355\u72ec\u4e3a\u67d0\u4e00\u6761 Trace \u6307\u5b9a\u8bc4\u4f30\u6307\u6807\u96c6&#xff0c;\u53ef\u4ee5\u8c03\u7528 update_trace \u65b9\u6cd5\u3002<\/p>\n<p>\u53c2\u8003\u6559\u7a0b&#xff1a;<\/p>\n<ul>\n<li>LlamaIndex \u96c6\u6210\u6559\u7a0b&#xff1a;\u5b8c\u6574\u90e8\u7f72\u3001\u94fe\u8def\u5c5e\u6027\u3001\u591a\u8f6e\u6267\u884c\u5f52\u96c6\u4e3a\u5bf9\u8bdd\u7ebf\u7a0b<\/li>\n<li>Confident AI \u5927\u6a21\u578b\u94fe\u8def\u8ffd\u8e2a<\/li>\n<li>\u5728\u7ebf\u8bc4\u4f30<\/li>\n<\/ul>\n<h4>2.2.15 Maxim AI<\/h4>\n<p>Maxim AI \u662f Agent \u4eff\u771f\u3001\u8bc4\u4f30\u3001\u53ef\u89c2\u6d4b\u5e73\u53f0&#xff0c;\u4e3a RAG\u3001Agent \u7b49\u5927\u6a21\u578b\u5de5\u4f5c\u6d41\u63d0\u4f9b\u5b8c\u6574\u8ffd\u8e2a\u76d1\u63a7\u8bc4\u4f30\u3002<\/p>\n<p>pip <span class=\"token function\">install<\/span> maxim-py<\/p>\n<p><span class=\"token keyword\">import<\/span> os<br \/>\n<span class=\"token keyword\">from<\/span> dotenv <span class=\"token keyword\">import<\/span> load_dotenv<br \/>\n<span class=\"token keyword\">from<\/span> maxim <span class=\"token keyword\">import<\/span> Config<span class=\"token punctuation\">,<\/span> Maxim<br \/>\n<span class=\"token keyword\">from<\/span> maxim<span class=\"token punctuation\">.<\/span>logger <span class=\"token keyword\">import<\/span> LoggerConfig<br \/>\n<span class=\"token keyword\">from<\/span> maxim<span class=\"token punctuation\">.<\/span>logger<span class=\"token punctuation\">.<\/span>llamaindex <span class=\"token keyword\">import<\/span> instrument_llamaindex<\/p>\n<p>load_dotenv<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\nMAXIM_API_KEY <span class=\"token operator\">&#061;<\/span> os<span class=\"token punctuation\">.<\/span>getenv<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;MAXIM_API_KEY&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\nMAXIM_LOG_REPO_ID <span class=\"token operator\">&#061;<\/span> os<span class=\"token punctuation\">.<\/span>getenv<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;MAXIM_LOG_REPO_ID&#034;<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>maxim <span class=\"token operator\">&#061;<\/span> Maxim<span class=\"token punctuation\">(<\/span>Config<span class=\"token punctuation\">(<\/span>api_key<span class=\"token operator\">&#061;<\/span>MAXIM_API_KEY<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\nlogger <span class=\"token operator\">&#061;<\/span> maxim<span class=\"token punctuation\">.<\/span>logger<span class=\"token punctuation\">(<\/span>LoggerConfig<span class=\"token punctuation\">(<\/span><span class=\"token builtin\">id<\/span><span class=\"token operator\">&#061;<\/span>MAXIM_LOG_REPO_ID<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\ninstrument_llamaindex<span class=\"token punctuation\">(<\/span>logger<span class=\"token punctuation\">,<\/span> debug<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">True<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\u2705 Maxim instrumentation enabled for LlamaIndex&#034;<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>\u793a\u4f8b Agent \u4e1a\u52a1\u4ee3\u7801&#xff1a;<\/p>\n<p><span class=\"token keyword\">from<\/span> llama_index<span class=\"token punctuation\">.<\/span>core<span class=\"token punctuation\">.<\/span>agent <span class=\"token keyword\">import<\/span> FunctionAgent<br \/>\n<span class=\"token keyword\">from<\/span> llama_index<span class=\"token punctuation\">.<\/span>core<span class=\"token punctuation\">.<\/span>tools <span class=\"token keyword\">import<\/span> FunctionTool<br \/>\n<span class=\"token keyword\">from<\/span> llama_index<span class=\"token punctuation\">.<\/span>llms<span class=\"token punctuation\">.<\/span>openai <span class=\"token keyword\">import<\/span> OpenAI<\/p>\n<p><span class=\"token keyword\">def<\/span> <span class=\"token function\">add_numbers<\/span><span class=\"token punctuation\">(<\/span>a<span class=\"token punctuation\">:<\/span> <span class=\"token builtin\">float<\/span><span class=\"token punctuation\">,<\/span> b<span class=\"token punctuation\">:<\/span> <span class=\"token builtin\">float<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#8211;<\/span><span class=\"token operator\">&gt;<\/span> <span class=\"token builtin\">float<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    <span class=\"token triple-quoted-string string\">&#034;&#034;&#034;\u4e24\u6570\u76f8\u52a0&#034;&#034;&#034;<\/span><br \/>\n    <span class=\"token keyword\">return<\/span> a <span class=\"token operator\">&#043;<\/span> b<\/p>\n<p>add_tool <span class=\"token operator\">&#061;<\/span> FunctionTool<span class=\"token punctuation\">.<\/span>from_defaults<span class=\"token punctuation\">(<\/span>fn<span class=\"token operator\">&#061;<\/span>add_numbers<span class=\"token punctuation\">)<\/span><br \/>\nllm <span class=\"token operator\">&#061;<\/span> OpenAI<span class=\"token punctuation\">(<\/span>model<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;gpt-4o-mini&#034;<\/span><span class=\"token punctuation\">,<\/span> temperature<span class=\"token operator\">&#061;<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>agent <span class=\"token operator\">&#061;<\/span> FunctionAgent<span class=\"token punctuation\">(<\/span><br \/>\n    tools<span class=\"token operator\">&#061;<\/span><span class=\"token punctuation\">[<\/span>add_tool<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    llm<span class=\"token operator\">&#061;<\/span>llm<span class=\"token punctuation\">,<\/span><br \/>\n    verbose<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">True<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    system_prompt<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;You are a helpful calculator assistant.&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n<span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token keyword\">import<\/span> asyncio<br \/>\nresponse <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">await<\/span> agent<span class=\"token punctuation\">.<\/span>run<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;What is 15 &#043; 25?&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string-interpolation\"><span class=\"token string\">f&#034;Response: <\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span>response<span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">&#034;<\/span><\/span><span class=\"token punctuation\">)<\/span><\/p>\n<hr \/>\n<h2>3. Callbacks&#xff08;\u56de\u8c03\u673a\u5236&#xff09;<\/h2>\n<p>LlamaIndex \u63d0\u4f9b\u56de\u8c03\u673a\u5236&#xff0c;\u7528\u4e8e\u5e93\u5185\u90e8\u903b\u8f91\u8c03\u8bd5\u3001\u7edf\u8ba1\u3001\u8ffd\u8e2a\u3002CallbackManager \u53ef\u4ee5\u6302\u8f7d\u4efb\u610f\u591a\u4e2a\u56de\u8c03\u5904\u7406\u5668\u3002<\/p>\n<p>\u9664\u8bb0\u5f55\u4e8b\u4ef6\u6570\u636e&#xff0c;\u8fd8\u53ef\u4ee5\u7edf\u8ba1\u6bcf\u4e2a\u4e8b\u4ef6\u8017\u65f6\u3001\u89e6\u53d1\u6b21\u6570&#xff1b;\u540c\u65f6\u8bb0\u5f55\u4e8b\u4ef6\u94fe\u8def\u56fe&#xff0c;\u56de\u8c03\u5904\u7406\u5668\u53ef\u4ee5\u81ea\u7531\u6d88\u8d39\u8fd9\u4e9b\u6570\u636e\u3002\u4f8b\u5982 LlamaDebugHandler \u9ed8\u8ba4\u4f1a\u5728\u6bcf\u6b21\u64cd\u4f5c\u7ed3\u675f\u6253\u5370\u5b8c\u6574\u4e8b\u4ef6\u94fe\u8def\u3002<\/p>\n<h3>3.1 \u56de\u8c03\u4e8b\u4ef6\u7c7b\u578b<\/h3>\n<ul>\n<li>CHUNKING&#xff1a;\u6587\u672c\u5206\u7247\u524d\u540e\u65e5\u5fd7<\/li>\n<li>NODE_PARSING&#xff1a;\u6587\u6863\u89e3\u6790\u4e3a\u8282\u70b9\u7684\u65e5\u5fd7<\/li>\n<li>EMBEDDING&#xff1a;\u6587\u672c\u5d4c\u5165\u6570\u91cf\u65e5\u5fd7<\/li>\n<li>LLM&#xff1a;\u5927\u6a21\u578b\u8c03\u7528\u6a21\u677f\u4e0e\u8fd4\u56de\u65e5\u5fd7<\/li>\n<li>QUERY&#xff1a;\u67e5\u8be2\u5f00\u59cb\u3001\u7ed3\u675f<\/li>\n<li>RETRIEVE&#xff1a;\u67e5\u8be2\u547d\u4e2d\u7684\u68c0\u7d22\u8282\u70b9\u65e5\u5fd7<\/li>\n<li>SYNTHESIZE&#xff1a;\u7ed3\u679c\u5408\u6210\u8c03\u7528\u65e5\u5fd7<\/li>\n<li>TREE&#xff1a;\u6458\u8981\u6811\u751f\u6210\u65e5\u5fd7<\/li>\n<li>SUB_QUESTION&#xff1a;\u5b50\u95ee\u9898\u751f\u6210\u4e0e\u5e94\u7b54\u65e5\u5fd7<\/li>\n<\/ul>\n<p>\u4f60\u53ef\u4ee5\u81ea\u5b9a\u4e49\u56de\u8c03\u5904\u7406\u5668\u6d88\u8d39\u4e8b\u4ef6&#xff0c;\u4e5f\u53ef\u4ee5\u4f7f\u7528\u5185\u7f6e\u5b9e\u73b0\u3002<\/p>\n<h3>3.2 \u5185\u7f6e\u56de\u8c03\u6a21\u5757<\/h3>\n<ul>\n<li>TokenCountingHandler&#xff1a;\u7075\u6d3b\u7edf\u8ba1 Prompt\u3001\u8865\u5168\u3001\u5d4c\u5165 Token \u7528\u91cf<\/li>\n<li>LlamaDebugHanlder&#xff1a;\u57fa\u7840\u4e8b\u4ef6\u8ffd\u8e2a\u6253\u5370<\/li>\n<li>WandbCallbackHandler&#xff1a;\u5bf9\u63a5 W&amp;B \u505a\u4e8b\u4ef6\u94fe\u8def\u8ddf\u8e2a<\/li>\n<li>AimCallback&#xff1a;\u8bb0\u5f55\u5927\u6a21\u578b\u8f93\u5165\u8f93\u51fa<\/li>\n<li>OpenInferenceCallbackHandler&#xff1a;AI \u63a8\u7406\u8bb0\u5f55<\/li>\n<li>OpenAIFineTuningHandler&#xff1a;\u4fdd\u5b58\u5168\u90e8 LLM \u8f93\u5165\u8f93\u51fa&#xff0c;\u5bfc\u51fa OpenAI \u5fae\u8c03\u6570\u636e\u96c6<\/li>\n<\/ul>\n<h3>3.3 TokenCounting \u8fc1\u79fb\u6307\u5357<\/h3>\n<p>\u65e7\u7248 Token \u7edf\u8ba1\u903b\u8f91\u5df2\u5e9f\u5f03\u3002<\/p>\n<p>\u65e7\u65b9\u6848&#xff1a;Token \u7edf\u8ba1\u76f4\u63a5\u5199\u6b7b\u5728 llm_predictor\u3001embed_model \u5bf9\u8c61&#xff0c;\u9759\u6001 gpt\u20112 tokenizer&#xff0c;\u8ba1\u6570\u4e0d\u51c6\u3002 \u65b0\u65b9\u6848&#xff1a;\u8fc1\u79fb\u4e3a\u56de\u8c03 TokenCountingHandler&#xff0c;\u652f\u6301\u81ea\u5b9a\u4e49\u5206\u8bcd\u5668\u3001\u751f\u547d\u5468\u671f\u63a7\u5236\u3001\u591a\u7d22\u5f15\u72ec\u7acb\u8ba1\u6570\u5668\u3002<\/p>\n<p>\u793a\u4f8b\u4ee3\u7801&#xff1a;<\/p>\n<p><span class=\"token keyword\">import<\/span> tiktoken<br \/>\n<span class=\"token keyword\">from<\/span> llama_index<span class=\"token punctuation\">.<\/span>core <span class=\"token keyword\">import<\/span> VectorStoreIndex<span class=\"token punctuation\">,<\/span> SimpleDirectoryReader<br \/>\n<span class=\"token keyword\">from<\/span> llama_index<span class=\"token punctuation\">.<\/span>core<span class=\"token punctuation\">.<\/span>callbacks <span class=\"token keyword\">import<\/span> CallbackManager<span class=\"token punctuation\">,<\/span> TokenCountingHandler<br \/>\n<span class=\"token keyword\">from<\/span> llama_index<span class=\"token punctuation\">.<\/span>core <span class=\"token keyword\">import<\/span> Settings<\/p>\n<p>token_counter <span class=\"token operator\">&#061;<\/span> TokenCountingHandler<span class=\"token punctuation\">(<\/span><br \/>\n    tokenizer<span class=\"token operator\">&#061;<\/span>tiktoken<span class=\"token punctuation\">.<\/span>encoding_for_model<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;gpt-3.5-turbo&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>encode<span class=\"token punctuation\">,<\/span><br \/>\n    verbose<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">False<\/span><span class=\"token punctuation\">,<\/span><br \/>\n<span class=\"token punctuation\">)<\/span><\/p>\n<p>Settings<span class=\"token punctuation\">.<\/span>callback_manager <span class=\"token operator\">&#061;<\/span> CallbackManager<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">[<\/span>token_counter<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>document <span class=\"token operator\">&#061;<\/span> SimpleDirectoryReader<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;.\/data&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>load_data<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\nindex <span class=\"token operator\">&#061;<\/span> VectorStoreIndex<span class=\"token punctuation\">.<\/span>from_documents<span class=\"token punctuation\">(<\/span>documents<span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span>token_counter<span class=\"token punctuation\">.<\/span>total_embedding_token_count<span class=\"token punctuation\">)<\/span><br \/>\ntoken_counter<span class=\"token punctuation\">.<\/span>reset_counts<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>response <span class=\"token operator\">&#061;<\/span> index<span class=\"token punctuation\">.<\/span>as_query_engine<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>query<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;What did the author do growing up?&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span><br \/>\n    <span class=\"token string\">&#034;Embedding Tokens: &#034;<\/span><span class=\"token punctuation\">,<\/span> token_counter<span class=\"token punctuation\">.<\/span>total_embedding_token_count<span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;\\\\n&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token string\">&#034;LLM Prompt Tokens: &#034;<\/span><span class=\"token punctuation\">,<\/span> token_counter<span class=\"token punctuation\">.<\/span>prompt_llm_token_count<span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;\\\\n&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token string\">&#034;LLM Completion Tokens: &#034;<\/span><span class=\"token punctuation\">,<\/span> token_counter<span class=\"token punctuation\">.<\/span>completion_llm_token_count<span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;\\\\n&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token string\">&#034;Total LLM Token Count: &#034;<\/span><span class=\"token punctuation\">,<\/span> token_counter<span class=\"token punctuation\">.<\/span>total_llm_token_count<span class=\"token punctuation\">,<\/span><br \/>\n<span class=\"token punctuation\">)<\/span><\/p>\n<h2>4. Instrumentation&#xff08;\u63d2\u6869\u6a21\u5757&#xff09;<\/h2>\n<p>instrumentation \u6a21\u5757&#xff08;v0.10.20&#043;&#xff09;\u65e8\u5728\u66ff\u4ee3\u65e7\u7248 Callbacks\u3002\u8fc7\u6e21\u671f\u4e24\u8005\u540c\u65f6\u53ef\u7528&#xff1b;\u672a\u6765\u5168\u90e8\u96c6\u6210\u8fc1\u79fb\u5b8c\u6210\u540e&#xff0c;\u65e7 callbacks \u6a21\u5757\u5c06\u4f1a\u79fb\u9664\u3002<\/p>\n<p>\u65b0\u63d2\u6869\u6a21\u5757\u7528\u4e8e LlamaIndex \u5e94\u7528\u57cb\u70b9\u89c2\u6d4b&#xff1a;\u53ef\u4ee5\u81ea\u5b9a\u4e49\u903b\u8f91\u5904\u7406\u4e8b\u4ef6\u3001\u8ddf\u8e2a Span&#xff1b;\u4e5f\u5141\u8bb8\u7528\u6237\u81ea\u5b9a\u4e49\u4e8b\u4ef6&#xff0c;\u5728\u4ee3\u7801\u6307\u5b9a\u4f4d\u7f6e\u89e6\u53d1\u3002<\/p>\n<p>\u53c2\u8003\u8d44\u6e90&#xff1a;<\/p>\n<ul>\n<li>Notebook Guides&#xff1a;Basic Usage\u3001Observing Model Calls\u3001Observing All Events<\/li>\n<li>API Reference&#xff1a;Instrumentation API Reference<\/li>\n<\/ul>\n<h3>4.1 \u6838\u5fc3\u7c7b\u8bf4\u660e<\/h3>\n<ul>\n<li>Event&#xff1a;\u4ee3\u8868\u4ee3\u7801\u6267\u884c\u8fc7\u7a0b\u4e2d\u67d0\u4e00\u4e2a\u65f6\u95f4\u70b9\u53d1\u751f\u7684\u4e8b\u4ef6\u3002<\/li>\n<li>EventHandler&#xff1a;\u76d1\u542c Event&#xff0c;\u4e8b\u4ef6\u89e6\u53d1\u65f6\u6267\u884c\u4e1a\u52a1\u903b\u8f91\u3002<\/li>\n<li>Span&#xff1a;\u4ee3\u8868\u4e00\u6bb5\u4ee3\u7801\u7684\u6267\u884c\u751f\u547d\u5468\u671f&#xff0c;\u5185\u90e8\u5305\u542b\u591a\u4e2a Event\u3002<\/li>\n<li>SpanHandler&#xff1a;\u8d1f\u8d23 Span \u7684\u8fdb\u5165\u3001\u9000\u51fa\u3001\u5f02\u5e38\u4e2d\u65ad\u3002<\/li>\n<li>Dispatcher&#xff1a;\u5206\u53d1 Event&#xff0c;\u53d1\u9001 Span \u8fdb\u5165\/\u9000\u51fa\/\u4e2d\u65ad\u4fe1\u53f7\u7ed9\u5bf9\u5e94 Handler\u3002<\/li>\n<\/ul>\n<h3>4.2 \u4f7f\u7528\u63d2\u6869\u505a\u53ef\u89c2\u6d4b\u6027<\/h3>\n<p>\u6838\u5fc3\u7528\u9014\u5c31\u662f\u53ef\u89c2\u6d4b&#xff0c;\u5bf9\u63a5\u7b2c\u4e09\u65b9\u53ef\u4ee5\u62ff\u5230\u5b8c\u6574\u8c03\u7528\u6808\u8be6\u7ec6\u94fe\u8def\u3002<\/p>\n<p>\u4f7f\u7528\u4e09\u6b65&#xff1a;<\/p>\n<li>\u83b7\u53d6 Dispatcher&#xff08;\u5206\u53d1\u5668&#xff09;<\/li>\n<li>\u3010\u53ef\u9009\u3011\u6302\u8f7d\u81ea\u5b9a\u4e49 EventHandler<\/li>\n<li>\u3010\u53ef\u9009\u3011\u6302\u8f7d\u81ea\u5b9a\u4e49 SpanHandler<\/li>\n<p>\u5373\u53ef\u6355\u83b7 LlamaIndex \u5e93\u53ca\u6269\u5c55\u5305\u4ea7\u751f\u7684\u5168\u90e8\u4e8b\u4ef6\u4e0e Span\u3002<\/p>\n<h4>4.2.1 \u81ea\u5b9a\u4e49 EventHandler<\/h4>\n<p><span class=\"token keyword\">from<\/span> llama_index<span class=\"token punctuation\">.<\/span>core<span class=\"token punctuation\">.<\/span>instrumentation<span class=\"token punctuation\">.<\/span>event_handlers<span class=\"token punctuation\">.<\/span>base <span class=\"token keyword\">import<\/span> BaseEventHandler<br \/>\n<span class=\"token keyword\">from<\/span> llama_index<span class=\"token punctuation\">.<\/span>core<span class=\"token punctuation\">.<\/span>instrumentation<span class=\"token punctuation\">.<\/span>events<span class=\"token punctuation\">.<\/span>llm <span class=\"token keyword\">import<\/span> <span class=\"token punctuation\">(<\/span><br \/>\n    LLMChatEndEvent<span class=\"token punctuation\">,<\/span> LLMChatStartEvent<span class=\"token punctuation\">,<\/span> LLMChatInProgressEvent<span class=\"token punctuation\">,<\/span><br \/>\n<span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">ExampleEventHandler<\/span><span class=\"token punctuation\">(<\/span>BaseEventHandler<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    events <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">]<\/span><\/p>\n<p>    <span class=\"token decorator annotation punctuation\">&#064;classmethod<\/span><br \/>\n    <span class=\"token keyword\">def<\/span> <span class=\"token function\">class_name<\/span><span class=\"token punctuation\">(<\/span>cls<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token string\">&#034;ExampleEventHandler&#034;<\/span><\/p>\n<p>    <span class=\"token keyword\">def<\/span> <span class=\"token function\">handle<\/span><span class=\"token punctuation\">(<\/span>self<span class=\"token punctuation\">,<\/span> event<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n        <span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211;&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span>event<span class=\"token punctuation\">.<\/span>id_<span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span>event<span class=\"token punctuation\">.<\/span>timestamp<span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span>event<span class=\"token punctuation\">.<\/span>span_id<span class=\"token punctuation\">)<\/span><\/p>\n<p>        <span class=\"token keyword\">if<\/span> <span class=\"token builtin\">isinstance<\/span><span class=\"token punctuation\">(<\/span>event<span class=\"token punctuation\">,<\/span> LLMChatStartEvent<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n            <span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span>event<span class=\"token punctuation\">.<\/span>messages<span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token keyword\">elif<\/span> <span class=\"token builtin\">isinstance<\/span><span class=\"token punctuation\">(<\/span>event<span class=\"token punctuation\">,<\/span> LLMChatInProgressEvent<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n            <span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span>event<span class=\"token punctuation\">.<\/span>response<span class=\"token punctuation\">.<\/span>delta<span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token keyword\">elif<\/span> <span class=\"token builtin\">isinstance<\/span><span class=\"token punctuation\">(<\/span>event<span class=\"token punctuation\">,<\/span> LLMChatEndEvent<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n            <span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span>event<span class=\"token punctuation\">.<\/span>response<span class=\"token punctuation\">)<\/span><br \/>\n        self<span class=\"token punctuation\">.<\/span>events<span class=\"token punctuation\">.<\/span>append<span class=\"token punctuation\">(<\/span>event<span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211;&#034;<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token comment\"># \u6302\u8f7d<\/span><br \/>\n<span class=\"token keyword\">import<\/span> llama_index<span class=\"token punctuation\">.<\/span>core<span class=\"token punctuation\">.<\/span>instrumentation <span class=\"token keyword\">as<\/span> instrument<br \/>\ndispatcher <span class=\"token operator\">&#061;<\/span> instrument<span class=\"token punctuation\">.<\/span>get_dispatcher<span class=\"token punctuation\">(<\/span>__name__<span class=\"token punctuation\">)<\/span><br \/>\ndispatcher<span class=\"token punctuation\">.<\/span>add_event_handler<span class=\"token punctuation\">(<\/span>ExampleEventHandler<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<h4>4.2.3 \u81ea\u5b9a\u4e49 Event<\/h4>\n<p>\u7ee7\u627f BaseEvent&#xff0c;\u57fa\u4e8e pydantic \u5b9a\u4e49\u5b57\u6bb5&#xff0c;dispatcher \u89e6\u53d1\u4e8b\u4ef6\u3002<\/p>\n<p><span class=\"token keyword\">from<\/span> llama_index<span class=\"token punctuation\">.<\/span>core<span class=\"token punctuation\">.<\/span>instrumentation<span class=\"token punctuation\">.<\/span>event<span class=\"token punctuation\">.<\/span>base <span class=\"token keyword\">import<\/span> BaseEvent<br \/>\n<span class=\"token keyword\">from<\/span> pydantic <span class=\"token keyword\">import<\/span> Field<\/p>\n<p><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">MyEvent<\/span><span class=\"token punctuation\">(<\/span>BaseEvent<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    new_field_1 <span class=\"token operator\">&#061;<\/span> Field<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    new_field_2 <span class=\"token operator\">&#061;<\/span> Field<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token keyword\">import<\/span> llama_index<span class=\"token punctuation\">.<\/span>core<span class=\"token punctuation\">.<\/span>instrumentation <span class=\"token keyword\">as<\/span> instrument<br \/>\ndispatcher <span class=\"token operator\">&#061;<\/span> instrument<span class=\"token punctuation\">.<\/span>get_dispatcher<span class=\"token punctuation\">(<\/span>__name__<span class=\"token punctuation\">)<\/span><br \/>\ndispatcher<span class=\"token punctuation\">.<\/span>event<span class=\"token punctuation\">(<\/span>MyEvent<span class=\"token punctuation\">(<\/span>new_field_1<span class=\"token operator\">&#061;<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">,<\/span> new_field_2<span class=\"token operator\">&#061;<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<h4>4.2.3 \u81ea\u5b9a\u4e49 Span &amp; SpanHandler<\/h4>\n<p>Span \u4ee3\u8868\u4e00\u6bb5\u8017\u65f6\u6267\u884c\u8fc7\u7a0b\u3002\u81ea\u5b9a\u4e49 Span \u9700\u8981\u914d\u5957\u5b9e\u73b0 BaseSpanHandler&#xff0c;\u5b9e\u73b0 new_span()\u3001prepare_to_exit_span()\u3001prepare_to_drop_span() \u4e09\u4e2a\u62bd\u8c61\u65b9\u6cd5&#xff0c;\u6ce8\u518c\u5230 dispatcher\u3002<\/p>\n<h4>4.2.4 Span \u8fdb\u5165\/\u9000\u51fa<\/h4>\n<p><span class=\"token keyword\">import<\/span> llama_index<span class=\"token punctuation\">.<\/span>core<span class=\"token punctuation\">.<\/span>instrumentation <span class=\"token keyword\">as<\/span> instrument<br \/>\ndispatcher <span class=\"token operator\">&#061;<\/span> instrument<span class=\"token punctuation\">.<\/span>get_dispatcher<span class=\"token punctuation\">(<\/span>__name__<span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token keyword\">def<\/span> <span class=\"token function\">func<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    dispatcher<span class=\"token punctuation\">.<\/span>span_enter<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">try<\/span><span class=\"token punctuation\">:<\/span><br \/>\n        val <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><br \/>\n    <span class=\"token keyword\">except<\/span><span class=\"token punctuation\">:<\/span><br \/>\n        dispatcher<span class=\"token punctuation\">.<\/span>span_drop<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">else<\/span><span class=\"token punctuation\">:<\/span><br \/>\n        dispatcher<span class=\"token punctuation\">.<\/span>span_exit<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> val<\/p>\n<p><span class=\"token comment\"># \u88c5\u9970\u5668\u8bed\u6cd5\u7cd6<\/span><br \/>\n<span class=\"token decorator annotation punctuation\">&#064;dispatcher<span class=\"token punctuation\">.<\/span>span<\/span><br \/>\n<span class=\"token keyword\">def<\/span> <span class=\"token function\">func<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    <span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><\/p>\n<h4>4.2.4 Dispatcher \u5c42\u7ea7\u673a\u5236<\/h4>\n<p>Dispatcher \u5177\u5907\u5c42\u7ea7\u5173\u7cfb&#xff0c;\u7c7b\u4f3c Python logging\u3002\u6839 Dispatcher \u7684 Handler \u63a5\u6536\u5168\u90e8\u5b50\u6a21\u5757\u4e8b\u4ef6&#xff1b;\u5b50\u6a21\u5757 Dispatcher \u7684 Handler \u53ea\u6355\u83b7\u672c\u6a21\u5757\u4e8b\u4ef6\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6587\u7ae0\u76ee\u5f551. \u6982\u8ff02. \u96c6\u6210\u793a\u4f8b2.1 \u4f7f\u7528\u65b9\u5f0f2.2 \u7b2c\u4e09\u65b9\u96c6\u62102.2.1 OpenTelemetry2.2.2 LlamaTrace&#xff08;\u6258\u7ba1\u7248 Arize Phoenix&#xff09;2.2.3 SigNoz2.2.4 Weights and Biases (W&amp;B) Weave2.2.5 MLflow2.2.6 OpenLLMetry2.2.7 Arize Phoenix&#xff08;\u672c\u5730\u90e8\u7f72&#xff09;2.2.8 Langfuse2.2.9 Lit<\/p>\n","protected":false},"author":2,"featured_media":122476,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[9381,74,66,4119],"topic":[],"class_list":["post-122483","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-llamaindex","tag-agent","tag-ai","tag-rag"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>LlamaIndex \u7cfb\u5217\u301042\u3011\u53ef\u89c2\u6d4b\u6027\uff08Observability\uff09 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/122483.html\" \/>\n<meta property=\"og:locale\" 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