ChatGPT · Authentication Profile

Chatgpt Authentication

Authentication

ChatGPT secures its APIs with http across 1 declared security scheme, as derived from its OpenAPI definitions.

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Methods: http Schemes: 1 OAuth flows: API key in:

Security Schemes

BearerAuth http
scheme: bearer

Source

Authentication Profile

Raw ↑ 
generated: '2026-07-11'
method: derived
source: openapi/chatgpt-chat-completions-api-openapi.yml, openapi/chatgpt-responses-api-openapi.yml
summary:
  types:
  - http
schemes:
- name: BearerAuth
  type: http
  scheme: bearer
  bearerFormat: JWT
  description: |-
    API key authentication using Bearer token. Pass your OpenAI API
    key as a Bearer token in the Authorization header.
  sources:
  - openapi/chatgpt-chat-completions-api-openapi.yml
  - openapi/chatgpt-responses-api-openapi.yml