MCP live-server protocol capture
Commit: 103ae74a32e82e286554ae271248d4a56ffe40c5
Environment: Linux, real T3 server bound to loopback; fresh isolated database; scoped client bearer authentication.
Credentials and provider inventory omitted.

POST /mcp — server/discover
Request: {"jsonrpc": "2.0", "id": 1, "method": "server/discover", "params": {"_meta": {"io.modelcontextprotocol/protocolVersion": "2026-07-28", "io.modelcontextprotocol/clientCapabilities": {}, "io.modelcontextprotocol/clientInfo": {"name": "discovery-proof", "version": "1.0.0"}}}}
HTTP 200
Response: {
  "jsonrpc": "2.0",
  "id": 1,
  "result": {
    "_meta": {
      "io.modelcontextprotocol/serverInfo": {
        "name": "T3 Code",
        "version": "0.1.9"
      }
    },
    "resultType": "complete",
    "ttlMs": 0,
    "cacheScope": "private",
    "supportedVersions": [
      "2025-06-18",
      "2026-07-28"
    ],
    "capabilities": {
      "logging": {},
      "completions": {},
      "tools": {
        "listChanged": true
      }
    }
  }
}

POST /mcp — tools/list
Request: {"jsonrpc": "2.0", "id": 2, "method": "tools/list", "params": {"_meta": {"io.modelcontextprotocol/protocolVersion": "2026-07-28", "io.modelcontextprotocol/clientCapabilities": {}, "io.modelcontextprotocol/clientInfo": {"name": "discovery-proof", "version": "1.0.0"}}}}
HTTP 200
Response: {
  "jsonrpc": "2.0",
  "id": 2,
  "result": {
    "toolCount": 68,
    "orchestrator_capabilities_present": true
  }
}

POST /mcp — tools/call
Request: {"jsonrpc": "2.0", "id": 3, "method": "tools/call", "params": {"_meta": {"io.modelcontextprotocol/protocolVersion": "2026-07-28", "io.modelcontextprotocol/clientCapabilities": {}, "io.modelcontextprotocol/clientInfo": {"name": "discovery-proof", "version": "1.0.0"}}, "name": "orchestrator_capabilities", "arguments": {}}}
HTTP 200
Response: {
  "jsonrpc": "2.0",
  "id": 3,
  "result": {
    "isError": false,
    "contentTypes": [
      "text"
    ],
    "structuredContentKeys": [
      "parentThreadId",
      "inheritedProviderInstanceId",
      "inheritedModel",
      "inheritedOptions",
      "runtimeMode",
      "interactionMode",
      "providers",
      "features"
    ],
    "note": "Provider inventory omitted from public capture"
  }
}

POST /mcp — initialize
Request: {"jsonrpc": "2.0", "id": 4, "method": "initialize", "params": {"protocolVersion": "2099-01-01", "capabilities": {}, "clientInfo": {"name": "discovery-proof", "version": "1.0.0"}}}
HTTP 200
Response: {
  "jsonrpc": "2.0",
  "id": 4,
  "result": {
    "protocolVersion": "2025-06-18",
    "capabilities": {
      "logging": {},
      "tools": {
        "listChanged": true
      },
      "completions": {}
    },
    "serverInfo": {
      "name": "T3 Code",
      "version": "0.1.9"
    }
  }
}