Generate a voiceover MP3
generate_voiceoverTurn text (up to 5,000 characters) into a natural MP3 voiceover with an AI narrator voice (list_voices) in any content language. Instant. Costs 1 credit(s) per started 100 characters. Returns a signed MP3 link (valid 24 h).
Input Schema
TableJSON Schema
| Name | Required | Description | Default |
|---|---|---|---|
| text | Yes | Text to speak. | |
| speed | No | Speaking speed 0.7–1.2 (default 1). | |
| language | No | Content language code (list_languages): en, es, pt, fr, de, it, ru, hi, ar. | |
| voice_id | Yes | Voice id from list_voices. | |
| idempotency_key | No | Optional unique key (e.g. a uuid) — repeating the same call with the same key within 24 h returns the first result instead of charging again. |