{"id":4115,"date":"2025-11-03T11:01:12","date_gmt":"2025-11-03T03:01:12","guid":{"rendered":"https:\/\/theexchain.com\/x402-protocol-analysis-reveals-limitations-proposes-icp-icrc-token-solution-for-machine-to-machine-payments\/"},"modified":"2025-11-03T11:01:12","modified_gmt":"2025-11-03T03:01:12","slug":"x402-%e9%80%9a%e8%a8%8a%e5%8d%94%e5%ae%9a%e5%88%86%e6%9e%90%e6%8f%ad%e7%a4%ba%e9%99%90%e5%88%b6%ef%bc%8c%e6%8f%90%e5%87%ba%e9%81%a9%e7%94%a8%e6%96%bc%e6%a9%9f%e5%99%a8%e5%b0%8d%e6%a9%9f%e5%99%a8","status":"publish","type":"post","link":"https:\/\/theexchain.com\/zh\/x402-%e9%80%9a%e8%a8%8a%e5%8d%94%e5%ae%9a%e5%88%86%e6%9e%90%e6%8f%ad%e7%a4%ba%e9%99%90%e5%88%b6%ef%bc%8c%e6%8f%90%e5%87%ba%e9%81%a9%e7%94%a8%e6%96%bc%e6%a9%9f%e5%99%a8%e5%b0%8d%e6%a9%9f%e5%99%a8\/","title":{"rendered":"x402 \u901a\u8a0a\u5354\u5b9a\u5206\u6790\u63ed\u793a\u9650\u5236\uff0c\u63d0\u51fa ICP ICRC \u6a5f\u5668\u5c0d\u6a5f\u5668\u652f\u4ed8\u4ee3\u5e63\u89e3\u6c7a\u65b9\u6848"},"content":{"rendered":"<p>\u96a8\u8457 AI Agent \u548c API \u7d93\u6fdf\u7684\u5feb\u901f\u767c\u5c55\uff0c\u5c0d\u65bc\u6a5f\u5668\u539f\u751f\u652f\u4ed8\u57fa\u790e\u67b6\u69cb\u7684\u9700\u6c42\u4e5f\u65e5\u76ca\u589e\u52a0\u3002\u81ea 1997 \u5e74\u8d77\u4fdd\u7559\u7684 HTTP 402\u300cPayment Required\u300d\u72c0\u614b\u4ee3\u78bc\u5df2\u900f\u904e x402 \u901a\u8a0a\u5354\u5b9a\u5be6\u4f5c\uff0c\u4f46\u76ee\u524d\u7684\u5be6\u4f5c\u986f\u793a\u51fa\u9700\u8981\u512a\u5316\u7684\u91cd\u5927\u9650\u5236\u3002x402 \u901a\u8a0a\u5354\u5b9a\u63a1\u7528\u5275\u65b0\u7684\u8a2d\u8a08\uff0c\u5c07\u4ed8\u6b3e\u6388\u6b0a\u8207\u57f7\u884c\u5206\u96e2\u3002\u900f\u904e EIP-3009 \u6a19\u6e96\uff0c\u4f7f\u7528\u8005\u7c3d\u7f72\u6388\u6b0a\u8a0a\u606f\uff0c\u800c\u7b2c\u4e09\u65b9\u300c\u4fc3\u9032\u8005\u300d\u5247\u8655\u7406\u93c8\u4e0a\u4ea4\u6613\u3002\u9019\u6a23\u4f7f\u7528\u8005\u6216 AI \u4ee3\u7406\u5c31\u4e0d\u9700\u8981\u6301\u6709\u539f\u751f\u4ee3\u5e63\u4f86\u652f\u4ed8\u74e6\u65af\u8cbb\uff0c\u53ea\u9700\u8981 USDC \u7b49\u7a69\u5b9a\u5e63\u5373\u53ef\u3002\u4f46\u662f\uff0c\u9019\u7a2e\u65b9\u6cd5\u6703\u5f15\u5165\u95dc\u9375\u7684\u4f9d\u8cf4\u6027\u3002\u76ee\u524d\u7684\u7cfb\u7d71\u56b4\u91cd\u4f9d\u8cf4\u96c6\u4e2d\u5316\u7684\u4fc3\u9032\u8005\uff0c\u4e3b\u8981\u662f Coinbase\uff0c\u9020\u6210\u55ae\u9ede\u5931\u6548\u548c\u4fe1\u4efb\u9700\u6c42\u3002EIP-3009 \u7684\u517c\u5bb9\u6027\u4ecd\u7136\u6709\u9650\uff0c\u5927\u90e8\u5206 ERC-20 \u4ee3\u5e63\u7f3a\u4e4f\u5fc5\u8981\u7684\u529f\u80fd\u3002\u5118\u7ba1\u5e02\u5834\u63a8\u5ee3\u70ba\u300c\u7121\u6c23\u9ad4\u300d\uff0c\u4f46\u6210\u672c\u53ea\u662f\u91cd\u65b0\u5206\u914d\u800c\u975e\u6d88\u9664\uff0c\u64ae\u5408\u8005\u6bcf\u7b46\u4ea4\u6613\u7d04\u9700\u627f\u64d4 $0.03\u3002\u5176\u4ed6\u6311\u6230\u5305\u62ec\u5340\u584a\u93c8\u7684\u6700\u7d42\u5ef6\u9072\uff082-15 \u79d2\uff0c\u9700\u8981\u6301\u7e8c\u7684 HTTP \u9023\u7dda\uff09\u548c\u9a57\u8b49\u7684\u8907\u96dc\u6027\uff0c\u9700\u8981\u4fe1\u4efb\u4fc3\u9032\u8005\u7684\u8aa0\u5be6\u6027\u3002\u8a72\u5206\u6790\u63d0\u51fa Internet Computer Protocol \u7684 ICRC \u4ee3\u5e63\u4f5c\u70ba\u66ff\u4ee3\u89e3\u6c7a\u65b9\u6848\u3002ICP \u7684\u53cd\u5411\u74e6\u65af\u6a21\u578b\u5c07\u57f7\u884c\u6210\u672c\u8f49\u79fb\u5230\u63a5\u6536\u7f50 (\u667a\u6167\u5951\u7d04)\uff0c\u6d88\u9664\u4e86\u4fc3\u9032\u8005\u7684\u4f9d\u8cf4\u6027\u3002ICRC \u7684\u8f49\u79fb\u76f4\u63a5\u5728\u93c8\u4e0a\u9032\u884c\uff0c\u5177\u6709 1-2 \u79d2\u7684\u78ba\u5b9a\u6027\u7d50\u7b97\uff0c\u6bcf\u7b46\u4ea4\u6613\u7684\u900f\u660e\u6210\u672c\u7d04\u70ba $0.0001\u3002\u6b64\u65b9\u6cd5\u53ef\u964d\u4f4e 300 \u500d\u7684\u6210\u672c\u3001\u63d0\u5347 2-7 \u500d\u7684\u901f\u5ea6\uff0c\u4e26\u589e\u5f37\u884c\u52d5\u8207 AI \u61c9\u7528\u7a0b\u5f0f\u7684\u53ef\u9760\u6027\u3002\u5be6\u65bd\u6642\u53ef\u63a1\u7528\u6df7\u5408\u7b56\u7565\uff0c\u5728\u7dad\u6301\u73fe\u6709\u57fa\u790e\u67b6\u69cb\u7684\u540c\u6642\uff0c\u9010\u6b65\u5347\u7d1a\u652f\u4ed8\u5c64\u3002\u6b64\u904e\u6e21\u904e\u7a0b\u9700\u8981\u6574\u5408 ICP \u7528\u6236\u7aef SDK \u4e26\u652f\u63f4 ICRC \u4ee3\u5e63\uff0c\u4f46\u53ef\u5e36\u4f86\u5be6\u8cea\u6548\u76ca\uff0c\u5305\u62ec\u6d88\u9664\u96c6\u4e2d\u5f0f\u4f9d\u8cf4\u3001\u900f\u660e\u7684\u6210\u672c\u7d50\u69cb\uff0c\u4ee5\u53ca\u6539\u5584\u7684\u7db2\u8def\u7a69\u5b9a\u6027\u652f\u63f4\u3002\u53c3\u8003\u7684\u6280\u8853\u898f\u683c\u5305\u62ec EIP-3009 \u6a19\u6e96\u3001ICRC-1 \u901a\u8a0a\u5354\u5b9a\u3001x402 \u6587\u4ef6\u548c ICP \u958b\u767c\u4eba\u54e1\u8cc7\u6e90\u3002\u6548\u80fd\u8cc7\u6599\u4f86\u81ea\u516c\u958b\u6e2c\u8a66\u7d50\u679c\u548c\u93c8\u4e0a\u5206\u6790\u3002<\/p>","protected":false},"excerpt":{"rendered":"<p>As AI Agent and API economies rapidly evolve, the demand for machine-native payment infrastructure has intensified. The HTTP 402 &#8220;Payment Required&#8221; status code, reserved since 1997, has found practical implementation through the x402 protocol, though current implementations reveal significant limitations that require optimization. The x402 protocol employs an innovative design separating payment authorization from execution. 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