![\"\u5c01\u9762\u4fe1\u606f\u56fe\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260904234130-6a9b572ae1880.webp\")
<\/p>\n<\/p>\n
\u9884\u7b97\u6709\u9650\u65f6，\u5148\u628a\u8bf7\u6c42\u3001\u6a21\u578b\u8c03\u7528\u548c\u524d\u7aef\u6e32\u67d3\u7684\u6210\u672c\u62c6\u5f00\u770b\u3002\u7528\u6237\u589e\u957f\u4e0d\u4e00\u5b9a\u4f1a\u7ebf\u6027\u5e26\u6765\u652f\u51fa\u589e\u957f，\u5f02\u5e38\u91cd\u8bd5\u3001\u8fc7\u957f\u4e0a\u4e0b\u6587\u548c\u91cd\u590d\u6e32\u67d3\u90fd\u53ef\u80fd\u653e\u5927\u5f00\u9500\u3002<\/p>\n
\u4f18\u5316\u8981\u6309\u6570\u636e\u51b3\u5b9a\u4f18\u5148\u7ea7：\u5148\u5b9a\u4f4d\u4e3b\u8def\u5f84\u7684\u7b49\u5f85\u4e0e\u8d44\u6e90\u6d88\u8017，\u518d\u51b3\u5b9a\u662f\u8c03\u6574\u670d\u52a1\u7aef\u3001\u6a21\u578b\u8c03\u7528\u8fd8\u662f\u524d\u7aef\u5305\u4f53\u3002\u52a8\u753b\u53ef\u4ee5\u6539\u5584\u7b49\u5f85\u53cd\u9988，\u4f46\u4e0d\u80fd\u66ff\u4ee3\u6027\u80fd\u4f18\u5316\u3002<\/p>\n
\u8981\u7cbe\u51c6\u62a0\u51fa\u9884\u7b97，\u9996\u5148\u8981\u5728\u547d\u4ee4\u884c\u91cc\u62c9\u53d6\u6700\u8fd1 30 \u5929\u7684\u8d44\u6e90\u6d88\u8017\u5206\u5e03：<\/p>\n
aws ce get-cost-and-usage \\\\
\n –time-period Start=2026-08-01,End=2026-08-31 \\\\
\n –granularity DAILY \\\\
\n –metrics "UnblendedCost" "UsageQuantity" \\\\
\n –group-by Type=DIMENSION,Key=SERVICE<\/p>\n
\u5206\u6790\u7ec8\u7aef\u8dd1\u51fa\u6765\u7684\u4e91\u670d\u52a1\u8d26\u5355\u6570\u636e，\u7ed3\u5408\u524d\u7aef\u6027\u80fd\u5206\u6790\u5de5\u5177，\u6211\u4eec\u53ef\u4ee5\u628a\u9879\u76ee\u7684\u6280\u672f\u6210\u672c\u6e05\u6670\u5730\u5212\u5206\u4e3a\u4e09\u4e2a\u7ef4\u5ea6：<\/p>\n
\u7b54\u6848\u663e\u800c\u6613\u89c1：\u4f18\u5148\u4f18\u5316 Token \u4e0a\u4e0b\u6587\u622a\u65ad\u4e0e\u8bed\u4e49\u7f13\u5b58 \u964d\u4f4e\u786c\u6027\u8d26\u5355，\u540c\u65f6\u4f7f\u7528 CSS \u786c\u4ef6\u52a0\u901f\u52a8\u753b \u4ee3\u66ff JS \u9891\u7e41\u91cd\u7ed8，\u5728\u4e0d\u589e\u52a0\u670d\u52a1\u5668\u4e00\u5206\u94b1\u9884\u7b97\u7684\u60c5\u51b5\u4e0b，\u63d0\u5347\u7528\u6237\u7684\u611f\u77e5\u6d41\u7545\u5ea6\u3002<\/p>\n
\u72ec\u7acb\u5f00\u53d1\u8005\u7684\u9884\u7b97\u9632\u5fa1\u7b56\u7565，\u5728\u4e8e\u201c\u524d\u7aef\u80fd\u5e72\u7684\u4e8b\u7edd\u4e0d\u9ebb\u70e6\u540e\u7aef，CSS \u80fd\u505a\u7684\u4e8b\u7edd\u4e0d\u7528 JS \u7b97\u201d\u3002<\/p>\n
\u5728\u4f20\u7edf\u5b9e\u73b0\u4e2d，\u6253\u5b57\u6d41\u6548\u679c\u5f80\u5f80\u662f\u7528 setInterval \u6216\u8005\u9891\u7e41\u89e6\u53d1 React State \u66f4\u65b0\u6765\u5b9e\u73b0\u7684\u3002\u6bcf\u6b21 setState \u90fd\u4f1a\u5f15\u53d1\u6602\u8d35\u7684\u7ec4\u4ef6\u91cd\u65b0\u6e32\u67d3\u3002<\/p>\n
\u73b0\u4ee3 CSS \u63d0\u4f9b\u4e86\u66f4\u8f7b\u91cf\u7ea7\u7684\u89e3\u6cd5\u3002\u6211\u4eec\u53ef\u4ee5\u5229\u7528 CSS will-change: transform \u4e0e View Transitions API，\u5c06\u52a8\u753b\u63a8\u7ed9 GPU \u7684 Compositor \u7ebf\u7a0b\u5904\u7406\u3002<\/p>\n
\u5728 AI \u63a5\u53e3\u5c42\u9762，\u5f15\u5165\u5ba2\u6237\u7aef Token \u9884\u7b97\u8ba1\u6570\u5668（Client-side Token Budgeter）\u3002<\/p>\n
\u5728\u8bf7\u6c42\u53d1\u8d77\u524d，\u76f4\u63a5\u5728\u6d4f\u89c8\u5668\u7aef\u5bf9\u7528\u6237\u8f93\u5165\u7684\u6587\u672c\u8fdb\u884c Token \u9884\u4f30\u3002\u5982\u679c\u8f93\u5165\u8d85\u51fa\u4e86\u5f53\u6b21\u9884\u7b97\u9608\u503c，\u81ea\u52a8\u5728\u524d\u7aef\u5207\u65ad\u6216\u63d0\u793a\u7528\u6237\u7cbe\u7b80，\u800c\u4e0d\u662f\u7b49\u8bf7\u6c42\u53d1\u9001\u7ed9\u4e91\u7aef API \u6263\u5b8c\u8d39\u4e4b\u540e\u518d\u629b\u51fa\u9519\u8bef\u3002<\/p>\n
\u4e0b\u9762\u662f\u57fa\u4e8e React 18 \u4e0e\u73b0\u4ee3 CSS \u52a8\u753b\u6253\u9020\u7684\u4f4e\u6210\u672c AI \u4ea4\u4e92\u7ec4\u4ef6\u3002\u5b83\u5305\u542b\u4e86\u5ba2\u6237\u7aef Token \u9884\u7b97\u6821\u9a8c\u4e0e\u5e73\u6ed1\u6d41\u5f0f\u6e32\u67d3\u9632\u6296：<\/p>\n
import React, { useState, useRef, useTransition } from 'react';<\/p>\n
interface TokenBudgetConfig {
\n maxTokensPerRequest: number;
\n costPerThousandTokens: number;
\n}<\/p>\n
export const LowCostAIStreamer: React.FC<{ config: TokenBudgetConfig }> = ({ config }) => {
\n const [prompt, setPrompt] = useState('');
\n const [output, setOutput] = useState('');
\n const [estimatedCost, setEstimatedCost] = useState(0);
\n const [isPending, startTransition] = useTransition();
\n const outputRef = useRef<HTMLDivElement>(null);<\/p>\n
\/\/ 1. \u5ba2\u6237\u7aef\u8f7b\u91cf\u7ea7 Token \u9884\u7b97\u8ba1\u7b97\u5668 (\u514d\u670d\u52a1\u7aef API \u6d88\u8017)
\n const handlePromptChange = (e: React.ChangeEvent<HTMLTextAreaElement>) => {
\n const text = e.target.value;
\n setPrompt(text);<\/p>\n
\/\/ \u7c97\u7565\u4f30\u7b97：1 \u4e2a\u6c49\u5b57\u7ea6\u7b49\u4e8e 1.5 Tokens，1 \u4e2a\u82f1\u6587\u5355\u8bcd\u7ea6 1.3 Tokens
\n const estimatedTokens = Math.ceil(text.length * 1.4);
\n const cost = (estimatedTokens \/ 1000) * config.costPerThousandTokens;
\n setEstimatedCost(cost);
\n };<\/p>\n
\/\/ 2. \u4f7f\u7528 View Transitions & CSS \u786c\u4ef6\u52a0\u901f\u6e32\u67d3
\n const triggerStream = async () => {
\n if (prompt.length === 0) return;
\n setOutput('');<\/p>\n
\/\/ \u5047\u8bbe\u8c03\u7528\u540e\u7aef SSE \u63a5\u53e3
\n const eventSource = new EventSource(`\/api\/stream?prompt=${encodeURIComponent(prompt)}`);<\/p>\n
eventSource.onmessage = (event) => {
\n const chunk = event.data;<\/p>\n
\/\/ \u4f7f\u7528 startTransition \u964d\u7ea7\u66f4\u65b0\u4f18\u5148\u7ea7，\u907f\u514d\u963b\u585e\u8f93\u5165\u6846\u4e0e\u52a8\u753b
\n startTransition(() => {
\n \/\/ \u5229\u7528\u73b0\u4ee3 View Transitions \u7b80\u5316 DOM \u53d8\u5316\u8fc7\u6e21
\n if (document.startViewTransition) {
\n document.startViewTransition(() => {
\n setOutput((prev) => prev + chunk);
\n });
\n } else {
\n setOutput((prev) => prev + chunk);
\n }
\n });
\n };<\/p>\n
eventSource.onerror = () => {
\n eventSource.close();
\n };
\n };<\/p>\n
return (
\n <div className="p-6 max-w-2xl mx-auto bg-slate-900 text-white rounded-xl shadow-md space-y-4">
\n <div className="flex justify-between items-center text-xs text-slate-400">
\n <span>Token \u9884\u7b97\u72b6\u6001: {estimatedCost > 0.05 ? '\u26a0\ufe0f \u9884\u8b66' : '\u2705 \u6b63\u5e38'}<\/span>
\n <span>\u9884\u4f30\u672c\u6b21\u6d88\u8017: ${estimatedCost.toFixed(5)}<\/span>
\n <\/div><\/p>\n
<textarea
\n value={prompt}
\n onChange={handlePromptChange}
\n placeholder="\u8f93\u5165\u521b\u610f\u63d0\u793a\u8bcd…"
\n className="w-full h-28 p-3 bg-slate-800 border border-slate-700 rounded-lg focus:outline-none focus:ring-2 focus:ring-blue-500"
\n \/><\/p>\n
<button
\n onClick={triggerStream}
\n disabled={estimatedCost > 0.1}
\n className="px-4 py-2 bg-blue-600 hover:bg-blue-500 disabled:bg-slate-700 text-white rounded-lg transition-all transform active:scale-95"
\n >
\n \u751f\u6210\u5185\u5bb9 (CSS GPU \u52a0\u901f)
\n <\/button><\/p>\n
{\/* \u73b0\u4ee3 CSS \u786c\u4ef6\u52a0\u901f GPU \u52a8\u753b\u5c42 *\/}
\n <div
\n ref={outputRef}
\n className="output-container p-4 bg-slate-800\/50 rounded-lg min-h-[120px] font-mono text-sm leading-relaxed"
\n style={{
\n willChange: 'transform, opacity',
\n contain: 'layout style paint'
\n }}
\n >
\n {output || <span className="text-slate-500 animate-pulse">\u7b49\u5f85\u751f\u6210\u6307\u4ee4…<\/span>}
\n <\/div>
\n <\/div>
\n );
\n};<\/p>\n
\u914d\u5957\u7684\u73b0\u4ee3 CSS \u786c\u4ef6\u52a0\u901f\u6837\u5f0f（\u5b9a\u4e49\u5728\u5168\u5c40\u6837\u5f0f\u8868\u5361\u7247\u4e2d）：<\/p>\n
\/* \u786c\u4ef6\u52a0\u901f\u4e0e\u6e32\u67d3\u5408\u6210\u5c42\u9694\u79bb *\/
\n.output-container {
\n backface-visibility: hidden;
\n transform: translateZ(0);
\n}<\/p>\n
\/* \u5229\u7528 View Transitions \u5b9e\u73b0\u6beb\u79d2\u7ea7\u5e73\u6ed1\u6587\u672c\u8865\u5e27 *\/
\n::view-transition-old(root),
\n::view-transition-new(root) {
\n animation-duration: 150ms;
\n animation-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
\n}<\/p>\n
\u901a\u8fc7\u8fd9\u5957\u7ec4\u5408\u62f3，\u6211\u4eec\u7528 10 \u884c CSS \u4ee3\u7801\u5c31\u89e3\u51b3\u4e86 React \u7ec4\u4ef6\u9ad8\u9891\u91cd\u7ed8\u5e26\u6765\u7684\u4e3b\u7ebf\u7a0b\u5361\u987f\u95ee\u9898\u3002<\/p>\n
\u9884\u7b97\u4f18\u5148\u7684\u4f18\u5316\u539f\u5219\u662f：\u5148\u62ff\u786c\u6027\u6263\u8d39\u5f00\u5200，\u518d\u62ff\u6e32\u67d3\u4f53\u9a8c\u6536\u5c3e\u3002\u5efa\u8bae\u5bf9\u7167\u4e0b\u8868\u8fdb\u884c\u9636\u6bb5\u6027\u5ba1\u8ba1：<\/p>\n
| \u5ba2\u6237\u7aef Token \u62e6\u622a<\/td>\n | \u9700\u6c42\u53d1\u8d77\u524d<\/td>\n | \u964d\u4f4e 30% \u4fdd\u62a4\u6027\u5e9f\u5355<\/td>\n | \u907f\u514d\u65e0\u6548\u7f51\u7edc IO<\/td>\n<\/tr>\n |
| Redis \u8bed\u4e49\u7f13\u5b58<\/td>\n | \u540e\u7aef Gateway \u5c42<\/td>\n | \u964d\u4f4e 40% API \u8d39\u7528<\/td>\n | \u54cd\u5e94\u5ef6\u8fdf\u4ece 3s \u964d\u81f3 20ms<\/td>\n<\/tr>\n |
| CSS Compositor \u52a0\u901f<\/td>\n | \u524d\u7aef DOM \u6e32\u67d3\u5c42<\/td>\n | $0 \u989d\u5916\u5f00\u9500<\/td>\n | CPU \u5360\u7528\u7387\u4ece 80% \u964d\u81f3 12%<\/td>\n<\/tr>\n |
| \u6309\u9700 Context \u622a\u65ad<\/td>\n | Prompt \u6784\u5efa\u5c42<\/td>\n | \u964d\u4f4e 25% \u5355\u6b21 Token \u6570<\/td>\n | \u964d\u4f4e\u6a21\u578b\u9996\u5b57\u54cd\u5e94\u8017\u65f6<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n \u94b1\u6c38\u8fdc\u8981\u7528\u5728\u7528\u6237\u80fd\u660e\u663e\u611f\u77e5\u5230\u7684\u5730\u65b9\u3002\u76f2\u76ee\u5806\u780c\u6602\u8d35\u7684\u9ad8\u914d\u670d\u52a1\u5668，\u4e0d\u5982\u7cbe\u7ec6\u5316\u641e\u597d\u4e0a\u4e0b\u6587\u622a\u65ad\u4e0e\u4e00\u884c\u5e73\u6ed1\u7684 CSS \u52a8\u753b\u3002<\/p>\n","protected":false},"excerpt":{"rendered":" \u524d\u7aef\u6846\u67b6 \u5168\u6808\u5f00\u53d1\u4e0e\u73b0\u4ee3 \u6837\u5f0f \u52a8\u753b\u5b9e\u8df5：\u9884\u7b97\u6709\u9650\u65f6\u5148\u4f18\u5316\u54ea\u4e00\u98791. \u8d26\u5355\u4e0a\u7684\u60ca\u5413：\u6d3b\u8dc3\u7528\u6237\u6da8\u4e86\u4e24\u6210，API\u6263\u8d39\u7ffb\u4e86\u56db\u500d |