Coin Railz · OpenAPI Overlay 1.0.0

API Evangelist enhancements for Coin Railz x402 Micropayment Services

4 actions 4 updates security extends openapi/coinrailz-com-x402-services-openapi.yml

Derived by API Evangelist Built from the contracts Coin Railz publishes. Coin Railz did not publish this file.

View Overlay File View on GitHub Overlay Specification

What the actions change

x-apievangelist-sourcex-apievangelist-fetchedx-apievangelist-providerx-apievangelist-mcpx-apievangelist-agent-cardcomponentssecurity429

Targets 4

$.info

$.paths.*.post

$.paths.*.post.responses

OpenAPI Overlay

overlay: 1.0.0
info:
  title: API Evangelist enhancements for Coin Railz x402 Micropayment Services
  version: 1.0.0
  x-generated: '2026-09-19'
  x-method: generated
extends: openapi/coinrailz-com-x402-services-openapi.yml
actions:
- target: $.info
  update:
    x-apievangelist-source: https://coinrailz.com/openapi-x402-services.json
    x-apievangelist-fetched: '2026-09-19'
    x-apievangelist-provider: coinrailz-com
    x-apievangelist-mcp: https://coinrailz.com/mcp
    x-apievangelist-agent-card: https://coinrailz.com/.well-known/agent-card.json
- target: $
  update:
    components:
      securitySchemes:
        apiKey:
          type: apiKey
          in: header
          name: X-API-KEY
          description: Prepaid-credits key (cr_live_...). Documented in the sibling Agent Payment API spec and in
            /api/auth/capabilities; absent from this spec.
        x402:
          type: apiKey
          in: header
          name: X-PAYMENT
          description: x402 v2 signed payment payload; the 402 challenge carries the accepts[] entry to sign.
- target: $.paths.*.post
  update:
    security:
    - apiKey: []
    - x402: []
- target: $.paths.*.post.responses
  update:
    '429':
      description: Rate limit exceeded (RATE_LIMIT_EXCEEDED); body carries retryAfter seconds; RateLimit-* headers
        observed live.

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