DevOps

最简单的MCP模式——通过stdio或HTTP在主机应用程序和MCP服务器之间直接连接。没有额外跳转，延迟最低，调试最容易。非常适合MVP、黑客马拉松和单团队设置，其中安全治理还不是关注点。

完整 FlowZap 代码

Host { # Host Application
  n1: circle label="User sends prompt"
  n2: rectangle label="Agent builds JSON-RPC request"
  n3: rectangle label="Send request via stdio"
  n4: rectangle label="Receive JSON-RPC result"
  n5: rectangle label="Agent responds to user"
  n1.handle(right) -> n2.handle(left)
  n2.handle(right) -> n3.handle(left)
  n3.handle(bottom) -> MCPServer.n6.handle(top) [label="JSON-RPC request"]
  n4.handle(right) -> n5.handle(left)
}

MCPServer { # MCP Server
  n6: rectangle label="Parse incoming request"
  n7: rectangle label="Execute tool or resource"
  n8: rectangle label="Build JSON-RPC response"
  n6.handle(right) -> n7.handle(left)
  n7.handle(right) -> n8.handle(left)
  n8.handle(top) -> Host.n4.handle(bottom) [label="JSON-RPC response"]
}

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