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OpenAPI Specification

openapi: 3.2.0
info:
  title: Bullion Gold API
  version: '2026-10-14'
  description: 'GENERATED FROM DOCUMENTATION by API Evangelist on 2026-10-14: 10 operation(s) read from 1 public documentation page(s) (each operation names its page in x-source). This is not the provider''s published contract; Bullion API has published no machine-readable contract that the pipeline could find. Engine: local.'
  x-evidence-tiers:
    code-example: 22
    documentation: -12
    pages-with-code: 1
    pages-read: 1
  x-generated-from: documentation
  x-provenance: generated
  x-authored-by: API Evangelist
  x-generated: '2026-10-14'
  x-generator: generate-contract-from-docs.py
  x-engine: local
  x-sources:
  - https://bullionapi.dev/docs.md
servers:
- url: https://api.bullionapi.dev
security:
- apiKey: []
tags:
- name: Gold
paths:
  /v1/gold/{goldid}:
    get:
      operationId: get_v1_gold_goldid
      tags:
      - Gold
      summary: GET /v1/gold/carat
      x-source: https://bullionapi.dev/docs.md
      parameters:
      - name: goldid
        in: path
        required: true
        schema:
          type: string
      - name: currency
        in: query
        required: false
        schema:
          type: string
      responses:
        '200':
          description: Success (shape read from the example response on the page)
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/GetV1GoldGoldidResponse'
      x-evidence:
        kind: code-example
        language: curl
        snippet: 'curl -H "X-API-Key: bullion_your_key"  "https://api.bullionapi.dev/v1/gold/carat?currency=USD"

          ```'
        collapsed_from: 7 example path(s) differing only at goldId
components:
  schemas:
    GetV1GoldGoldidResponse:
      type: object
      properties:
        status:
          type: string
        currency:
          type: string
        unit:
          type: string
        as_of:
          type: string
          format: date-time
        karats:
          type: object
          properties:
            24k:
              type: string
            23k:
              type: string
            22k:
              type: string
            21.6k:
              type: string
            21k:
              type: string
            18k:
              type: string
            16k:
              type: string
            14k:
              type: string
            12k:
              type: string
            10k:
              type: string
            9k:
              type: string
            8k:
              type: string
            6k:
              type: string
  securitySchemes:
    apiKey:
      type: apiKey
      in: header
      name: X-API-Key