Claude · Authentication Profile

Claude Authentication

Authentication

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

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Methods: apiKey Schemes: 1 OAuth flows: API key in: header

Security Schemes

ApiKeyAuth apiKey
· in: header (x-api-key)

Source

Authentication Profile

Raw ↑ 
generated: '2026-07-11'
method: derived
source: openapi/claude-messages-api.yml
summary:
  types:
  - apiKey
  api_key_in:
  - header
schemes:
- name: ApiKeyAuth
  type: apiKey
  in: header
  parameter: x-api-key
  description: API key for authenticating requests. Obtain from the Anthropic Console at https://console.anthropic.com
  sources:
  - openapi/claude-messages-api.yml