MCP Server 契约测试器（stdio + WebSocket 双传输 · JSON Schema 2020-12 工具 schema 校验）

POST http://127.0.0.1:3003/zh/api/tools/model-context-protocol-mcp-server-tool-schema-stdio-websocket-transport-contract-tester

{
  "mcpServers": {
    "elysiatools-model-context-protocol-mcp-server-tool-schema-stdio-websocket-transport-contract-tester": {
      "name": "model-context-protocol-mcp-server-tool-schema-stdio-websocket-transport-contract-tester",
      "description": "对 Model Context Protocol 服务器做端到端契约验证：JSON-RPC 2.0 握手与版本协商、capabilities 交换、tools/list 输入 schema 的 object 根类型与 2020-12 草案编译校验、resources 读写、prompts 获取、ping、未知方法 -32601 语义、sampling/createMessage 往返与 stdio 换行分帧纪律；默认内置参考服务器离线自测，亦可对你的 stdio 命令或 ws:// 端点实测。",
      "baseUrl": "http://127.0.0.1:3003/mcp/sse?toolId=model-context-protocol-mcp-server-tool-schema-stdio-websocket-transport-contract-tester",
      "command": "",
      "args": [],
      "env": {},
      "isActive": true,
      "type": "sse"
    }
  }
}

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/list"
}

{
  "jsonrpc": "2.0",
  "id": 2,
  "method": "tools/call",
  "params": {
    "name": "model-context-protocol-mcp-server-tool-schema-stdio-websocket-transport-contract-tester",
    "arguments": {
  "mode": "reference-selftest",
  "serverCommand": "",
  "wsUrl": "",
  "protocolVersion": "2025-06-18",
  "requestTimeoutMs": 5000,
  "validateSchemas": true
}
  }
}