> ## Documentation Index
> Fetch the complete documentation index at: https://docs.getsly.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# MCP JSON-RPC request

> Invoke an MCP method (tools/list, tools/call, resources/list, resources/read). Follows the Model Context Protocol JSON-RPC spec.



## OpenAPI

````yaml /api-reference/openapi.json post /mcp
openapi: 3.1.0
info:
  title: Sly API
  description: >-
    The Agentic Economy Platform — stablecoin payments, agent wallets,
    multi-protocol commerce, and AI agent orchestration.
  version: 1.0.0
  contact:
    name: Sly
    url: https://getsly.ai
    email: support@getsly.ai
servers:
  - url: https://api.getsly.ai/v1
    description: Production
  - url: https://sandbox.getsly.ai/v1
    description: Sandbox
security:
  - bearerAuth: []
paths:
  /mcp:
    post:
      tags:
        - MCP
      summary: MCP JSON-RPC request
      description: >-
        Invoke an MCP method (tools/list, tools/call, resources/list,
        resources/read). Follows the Model Context Protocol JSON-RPC spec.
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/MCPRequest'
      responses:
        '200':
          description: JSON-RPC response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MCPResponse'
      security:
        - bearerAuth: []
components:
  schemas:
    MCPRequest:
      type: object
      properties:
        jsonrpc:
          type: string
          enum:
            - '2.0'
        method:
          type: string
          enum:
            - initialize
            - tools/list
            - tools/call
            - resources/list
            - resources/read
        params:
          type: object
          additionalProperties: {}
        id:
          anyOf:
            - type: string
            - type: number
      required:
        - jsonrpc
        - method
        - id
    MCPResponse:
      type: object
      properties:
        jsonrpc:
          type: string
          enum:
            - '2.0'
        result: {}
        error:
          type: object
          properties:
            code:
              type: integer
            message:
              type: string
            data: {}
          required:
            - code
            - message
        id:
          anyOf:
            - type: string
            - type: number
      required:
        - jsonrpc
        - id
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      description: >-
        API key (pk_test_* or pk_live_*), JWT session, agent token (agent_*),
        Ed25519 session (sess_*), or portal token (portal_*).

````