# McpJsonRpcRequest

Fields, types, and constraints for McpJsonRpcRequest.

Canonical: https://commentary.dev/docs/reference/schemas/mcp-json-rpc-request

Released API schema for `McpJsonRpcRequest`.

## Fields and constraints

| Field | Type | Required | Description |
| --- | --- | --- | --- |
| `jsonrpc` | `"2.0"` | Yes |  |
| `id` | string or number or null | No |  |
| `method` | `"initialize"` · `"notifications/initialized"` · `"tools/list"` · `"tools/call"` | Yes |  |
| `params` | object | No |  |

## Full schema

[Download this schema](/docs/reference/schemas/mcp-json-rpc-request.json) or use the [complete OpenAPI document](/docs/reference/openapi.json) to resolve all references.

## Related reference

[Browse API endpoints](/docs/reference/api-operations).