find_apisBrowse and filter every API in the catalog.
get_api_artifactsOne API's artifacts, grouped by type.
get_openapiThe primary OpenAPI for this API.
find_similar_apisAPIs that look like this one.
apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
resolveTurn a domain, URL or GitHub org into the provider it belongs to.
find_cohortsEvery scored population of providers in the catalog.

All 92 tools

Call it yourself

curl for this page

This API

curl "https://apis.io/api/v1/apis/opensea-auth-endpoints-api"

All apis

curl "https://apis.io/api/v1/apis?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no email required.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.

OpenAPI Specification

openapi: 3.1.0
info:
  title: OpenSea Account Endpoints Auth Endpoints API
  description: The API for OpenSea
  contact:
    name: OpenSea
    url: https://www.opensea.io
    email: contact@opensea.io
  version: 2.0.0
servers:
- url: https://api.opensea.io
  description: Production server
security:
- ApiKeyAuth: []
tags:
- name: Auth Endpoints
paths:
  /api/v2/auth/keys:
    post:
      tags:
      - Auth Endpoints
      summary: Create an instant API key
      description: Creates a free-tier API key instantly without authentication. The key can be used immediately for all API endpoints. Rate limited to 2 keys per hour per IP. Keys expire after 30 days.
      operationId: create_instant_api_key
      responses:
        '201':
          description: API key created successfully
          content:
            '*/*':
              schema:
                $ref: '#/components/schemas/InstantApiKeyResponse'
        '429':
          description: Key creation rate limit exceeded
          content:
            '*/*':
              schema:
                $ref: '#/components/schemas/V1ErrorWrapper'
        '500':
          description: Internal server error (e.g. database failure)
          content:
            '*/*':
              schema:
                $ref: '#/components/schemas/V1ErrorWrapper'
        '503':
          description: Feature is currently disabled or temporarily unavailable
          content:
            '*/*':
              schema:
                $ref: '#/components/schemas/V1ErrorWrapper'
components:
  schemas:
    V1ErrorWrapper:
      type: object
      properties:
        errors:
          type: array
          items:
            type: string
      required:
      - errors
    RateLimitsResponse:
      type: object
      description: Rate limits for the API key
      properties:
        read:
          type: string
          description: Read rate limit
          example: 60/m
        write:
          type: string
          description: Write rate limit
          example: 5/m
        fulfillment:
          type: string
          description: Fulfillment rate limit
          example: 5/m
      required:
      - fulfillment
      - read
      - write
    InstantApiKeyResponse:
      type: object
      description: Instant API key response
      properties:
        api_key:
          type: string
          description: The API key to use in X-API-KEY header
        name:
          type: string
          description: Key name for identification and revocation
        expires_at:
          type: string
          format: date-time
          description: ISO-8601 timestamp when the key expires
        rate_limits:
          $ref: '#/components/schemas/RateLimitsResponse'
          description: Rate limits for this key
        upgrade_url:
          type: string
          description: URL to upgrade to higher rate limits
      required:
      - api_key
      - expires_at
      - name
      - rate_limits
      - upgrade_url
  securitySchemes:
    ApiKeyAuth:
      type: apiKey
      description: API key required for authentication
      name: x-api-key
      in: header
x-tagGroups:
- name: Data & Discovery
  tags:
  - Chain Endpoints
  - Account Endpoints
  - Collection Endpoints
  - NFT Endpoints
  - Contract Endpoints
  - Token Endpoints
  - Search Endpoints
- name: Marketplace & Trading
  tags:
  - Listing Endpoints
  - Offer Endpoints
  - Order Endpoints
  - Swap Endpoints
  - Drops Endpoints
- name: Analytics & Events
  tags:
  - Analytics Endpoints
- name: Tools [Beta]
  tags:
  - Tool Endpoints [Beta]
- name: Transactions
  tags:
  - Transaction Endpoints