ChatGPT

ChatGPT API

API for accessing OpenAI's ChatGPT language models for chat completions and conversations.

GitHub OpenAPI

Documentation

📖
Documentation
https://platform.openai.com/docs/api-reference/chat
📖
Authentication
https://platform.openai.com/docs/api-reference/authentication
📖
RateLimits
https://platform.openai.com/docs/guides/rate-limits
📖
GettingStarted
https://platform.openai.com/docs/quickstart

Specifications

⚙
OpenAPI
https://github.com/openai/openai-openapi/blob/master/openapi.yaml
⚙
OpenAPI
https://raw.githubusercontent.com/api-evangelist/chatgpt/refs/heads/main/openapi/chatgpt-chat-completions-api-openapi.yml

Schemas & Data

📊
JSONSchema
https://raw.githubusercontent.com/api-evangelist/chatgpt/refs/heads/main/json-schema/chatgpt-chat-completion-schema.json

Other Resources

🔗
JSONLD
https://raw.githubusercontent.com/api-evangelist/chatgpt/refs/heads/main/json-ld/chatgpt-context.jsonld
🔗
Pricing
https://openai.com/pricing
🔗
TermsOfService
https://openai.com/terms
🔗
PrivacyPolicy
https://openai.com/privacy
🔗
StatusPage
https://status.openai.com
🔗
Support
https://help.openai.com
🔗
GitHubOrganization
https://github.com/openai
🔗
ChangeLog
https://platform.openai.com/docs/changelog
🔗
Blog
https://openai.com/blog
🔗
SDKs
https://developers.openai.com/api/docs/libraries/
🔗
Security
https://openai.com/business-data/
🔗
Models
https://platform.openai.com/docs/models
🔗
Signup
https://platform.openai.com/signup
🔗
Login
https://platform.openai.com/login
🔗
APIsJSON
https://raw.githubusercontent.com/api-evangelist/chatgpt/refs/heads/main/apis.yml
🔗
Arazzo
https://raw.githubusercontent.com/api-evangelist/chatgpt/refs/heads/main/arazzo/chatgpt-chat-completion-tool-call-workflow.yml
🔗
Arazzo
https://raw.githubusercontent.com/api-evangelist/chatgpt/refs/heads/main/arazzo/chatgpt-create-and-poll-response-workflow.yml
🔗
Arazzo
https://raw.githubusercontent.com/api-evangelist/chatgpt/refs/heads/main/arazzo/chatgpt-image-input-describe-workflow.yml
🔗
Arazzo
https://raw.githubusercontent.com/api-evangelist/chatgpt/refs/heads/main/arazzo/chatgpt-moderation-gate-generate-workflow.yml
🔗
Arazzo
https://raw.githubusercontent.com/api-evangelist/chatgpt/refs/heads/main/arazzo/chatgpt-multi-turn-conversation-workflow.yml
🔗
Arazzo
https://raw.githubusercontent.com/api-evangelist/chatgpt/refs/heads/main/arazzo/chatgpt-response-lifecycle-cleanup-workflow.yml
🔗
Arazzo
https://raw.githubusercontent.com/api-evangelist/chatgpt/refs/heads/main/arazzo/chatgpt-structured-output-response-workflow.yml
🔗
Arazzo
https://raw.githubusercontent.com/api-evangelist/chatgpt/refs/heads/main/arazzo/chatgpt-web-search-answer-workflow.yml

Work with this as data

Every API here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for apis

7 MCP tools reach this
  • 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/chatgpt-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 form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

GitHub Google LinkedIn

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

OpenAPI Specification

openapi.yaml Raw ↑