Model Context Protocol (MCP) · Example Payload

Mcp Initialize Request Example

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Mcp Initialize Request Example is an example object payload from Model Context Protocol (MCP), with 4 top-level fields. It illustrates the shape of data this provider's APIs accept or return.

Top-level fields

jsonrpcidmethodparams

Example Payload

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "initialize",
  "params": {
    "protocolVersion": "2025-11-25",
    "capabilities": {
      "roots": { "listChanged": true },
      "sampling": {},
      "elicitation": {}
    },
    "clientInfo": {
      "name": "ExampleHost",
      "version": "1.0.0",
      "title": "Example MCP Host"
    }
  }
}