Primary sourceSimon Willison’s Weblog
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无状态MCP重燃我的兴趣，催生mcp-explorer与datasette-mcp
MCP 2.0（2026-07-28规范）引入了无状态调用方式，一次HTTP请求即可完成工具调用，替代了旧版先初始化会话再调用的两步流程。Simon Willison用一周时间基于新规范构建了mcp-explorer和datasette-mcp两个工具。他对比了旧版需要Mcp-Session-Id的两次请求与新版的单次请求，认为无状态设计大幅降低了客户端和服务端的实现复杂度。此外，无状态MCP比给智能体开放终端和curl更安全，也更容易审计，小型本地模型也能驱动。
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MCP 2.0无状态版简化了调用，Simon做了mcp-explorer等工具可直接体验，比旧版更省事。
2 sources51° AI heatLast updated 2026/7/31 23:13:22
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2 sourcesRelated source 1Greg Brockman
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