McpRequest

A JSON-RPC 2.0 request envelope.

id object

oneOf

• null
• JsonRpcId

null

methodstringrequired

MCP method to invoke. tools/list enumerates the available tools; tools/call executes one.

Example: tools/call

paramsobject | nullnullable

Method arguments. For tools/call this is {"name": ..., "arguments": ...}.

McpRequest

{
  "id": "null",
  "method": "tools/call",
  "params": "Unknown Type: object,null"
}