voices

Preview configured speech

Preview a fixed English or Spanish line with configured voice, model, speed and expressiveness; does not run an agent

Audio is returned once. A retry with the same Idempotency-Key never synthesizes again and returns 409 if the preview request was already consumed. Use a new key only for an intentional new preview.

post/api/v1/voices/preview

Request

  • Base URL: https://api.cumuluslabs.io
  • URL: https://api.cumuluslabs.io/api/v1/voices/preview
  • Auth: HTTP bearer

Headers

Idempotency-Keystring required

Request body

voice_idstring required
modelstring required
language'en' | 'es' required
speednumber required
expressivenessnumber required

Response

Preview a fixed English or Spanish line with configured voice, model, speed and expressiveness; does not run an agent

audio_base64string required
media_type'audio/mpeg' required
textstring required

Changes

No recorded changes to this operation across all 1 revision of this API.