Cartesia · Authentication Profile

Cartesia Ai Authentication

Authentication

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

Artificial IntelligenceVoice AIText-to-SpeechSpeech-to-TextReal-TimeWebSocketVoice CloningVoice Agents
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/cartesia-ai-openapi.yml
summary:
  types:
  - http
schemes:
- name: bearerAuth
  type: http
  scheme: bearer
  bearerFormat: sk_car_... API key or short-lived access token
  description: 'Cartesia API key (sk_car_...) or a short-lived access token minted via POST
    /access-token, passed as Authorization: Bearer <token>. Every request also requires the
    Cartesia-Version header.'
  sources:
  - openapi/cartesia-ai-openapi.yml

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