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x402 Facilitator

Handle MCP JSON-RPC request

Changed on

Handles JSON-RPC requests for the Model Context Protocol (MCP). Supports MCP methods for discovering x402 payment resources and tools.

post/v2/x402/discovery/mcp

Request

  • Base URL: https://api.cdp.coinbase.com/platform
  • URL: https://api.cdp.coinbase.com/platform/v2/x402/discovery/mcp
  • Auth: HTTP none

Request body

jsonrpc'2.0' required

JSON-RPC version, must be "2.0".

methodstring required

The MCP method to invoke.

paramsobject

Optional parameters for the method.

Example request

{
  "jsonrpc": "2.0",
  "method": "tools/list",
  "params": {}
}

Response

MCP response.

jsonrpc'2.0' required

JSON-RPC version.

resultobject

The result of the method call (present on success).

Example response

{
  "jsonrpc": "2.0",
  "result": {
    "tools": []
  },
  "error": {
    "code": -32600,
    "message": "Invalid Request",
    "data": {}
  }
}

Changes

  • 156440e9f8dfRevision changes
    • warning

      added the new incompatible_event_types enum value to the response property for the response status

    • warning

      added the new incompatible_event_types enum value to the response property for the response status

    • warning

      added the new invalid_webhook_headers enum value to the response property for the response status

    • warning

      added the new invalid_webhook_headers enum value to the response property for the response status

    • warning

      added the new invalid_webhook_url enum value to the response property for the response status

    • warning

      added the new invalid_webhook_url enum value to the response property for the response status

    • warning

      added the new mandate_action_pending enum value to the response property for the response status

    • warning

      added the new mandate_action_pending enum value to the response property for the response status

    • warning

      added the new mandate_canceled enum value to the response property for the response status

    • warning

      added the new mandate_canceled enum value to the response property for the response status

    • warning

      added the new mandate_expired enum value to the response property for the response status

    • warning

      added the new mandate_expired enum value to the response property for the response status

    • warning

      added the new mandate_invalid_status enum value to the response property for the response status

    • warning

      added the new mandate_invalid_status enum value to the response property for the response status

    • warning

      added the new mandate_policy_violation enum value to the response property for the response status

    • warning

      added the new mandate_policy_violation enum value to the response property for the response status

    • warning

      added the new mandate_revoked enum value to the response property for the response status

    • warning

      added the new mandate_revoked enum value to the response property for the response status

    • warning

      added the new subscription_limit_exceeded enum value to the response property for the response status

    • warning

      added the new subscription_limit_exceeded enum value to the response property for the response status

  • 229ed860a74bRevision changes
    • warning

      added the new mfa_challenge_not_found enum value to the response property for the response status

    • warning

      added the new mfa_challenge_not_found enum value to the response property for the response status

    • warning

      added the new operation_in_progress enum value to the response property for the response status

    • warning

      added the new operation_in_progress enum value to the response property for the response status