openapi: 3.1.0
info:
  title: Coinbase Advanced Trade Accounts Currencies API
  description: The Coinbase Advanced Trade API provides programmatic access to advanced trading features on the Coinbase platform. Developers can automate market, limit, and stop-limit orders, manage portfolios, retrieve real-time and historical market data, and monitor fees. The REST API is available at api.coinbase.com/api/v3/brokerage and supports authenticated access using API keys with HMAC SHA-256 signatures. Public market data endpoints do not require authentication.
  version: '3.0'
  contact:
    name: Coinbase Developer Support
    url: https://help.coinbase.com
  termsOfService: https://www.coinbase.com/legal/user-agreement
servers:
- url: https://api.coinbase.com/api/v3/brokerage
  description: Production Server
security:
- apiKeyAuth: []
tags:
- name: Currencies
  description: Retrieve information about supported currencies on the exchange.
paths:
  /currencies:
    get:
      operationId: listCurrencies
      summary: List currencies
      description: Retrieves a list of all known currencies on the exchange, including their names, minimum sizes, and status.
      tags:
      - Currencies
      security: []
      responses:
        '200':
          description: Successfully retrieved currencies
          content:
            application/json:
              schema:
                type: array
                items:
                  $ref: '#/components/schemas/Currency'
  /currencies/{currency_id}:
    get:
      operationId: getCurrency
      summary: Get currency
      description: Retrieves information about a single currency by its currency ID.
      tags:
      - Currencies
      security: []
      parameters:
      - name: currency_id
        in: path
        required: true
        description: Currency identifier
        schema:
          type: string
      responses:
        '200':
          description: Successfully retrieved currency
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Currency'
        '404':
          description: Currency not found
components:
  schemas:
    Currency:
      type: object
      description: A currency supported on the exchange
      properties:
        id:
          type: string
          description: Currency identifier
        name:
          type: string
          description: Full name of the currency
        min_size:
          type: string
          description: Minimum size for this currency
        status:
          type: string
          description: Currency status
        details:
          type: object
          description: Additional currency details
  securitySchemes:
    apiKeyAuth:
      type: apiKey
      in: header
      name: CB-ACCESS-KEY
      description: Coinbase API key authentication using HMAC SHA-256 signatures. Requires CB-ACCESS-KEY, CB-ACCESS-SIGN, and CB-ACCESS-TIMESTAMP headers.
externalDocs:
  description: Coinbase Advanced Trade API Documentation
  url: https://docs.cdp.coinbase.com/coinbase-app/advanced-trade-apis/rest-api