curl -X POST 'https://api.elevenlabs.io/v1/dubbing/project/project-id/language/language-id/transcript/regenerate' \
  -H "xi-api-key: $ELEVENLABS_API_KEY"

# POST /v1/dubbing/project/{project_id}/language/{language_id}/transcript/regenerate (ElevenLabs API)
Base URL: https://api.elevenlabs.io
Auth: xi-api-key: <ELEVENLABS_API_KEY>
Last verified: 2026-09-03

> Regenerate Dubbing Target

## Critical Gotchas
* Authentication uses the non-standard `xi-api-key` header, not `Authorization: Bearer`. Sending a Bearer token returns HTTP 401.
* Text-to-speech responses are raw binary audio, not JSON. Write the body to a file (`--output speech.mp3`) rather than parsing it.

## cURL
curl -X POST 'https://api.elevenlabs.io/v1/dubbing/project/project-id/language/language-id/transcript/regenerate' \
  -H "xi-api-key: $ELEVENLABS_API_KEY"

## Parameters
| Name | In | Type | Required | Description |
| :--- | :--- | :--- | :--- | :--- |
| project_id | path | string | Yes | Identifier of the dubbing project. |
| language_id | path | string | Yes | Identifier of the language target. |

## Response (200 OK)
{"regenerated_segment_ids":["string"],"regenerated_seconds":0}

---
Need an API key? Get one at https://elevenlabs.io/app/sign-up

POST

/v1/dubbing/project/{project_id}/language/{language_id}/transcript/regenerate

ElevenLabs API

Regenerate Dubbing Target

Base URL: https://api.elevenlabs.io
Auth: xi-api-key: <ELEVENLABS_API_KEY>
Last verified: 2026-09-03 · upstream hash matched

Actions

Agents: curl -H "Accept: text/markdown" this URL
→ 179 tokens · Vary: Accept

Critical gotchas

Authentication uses the non-standard xi-api-key header, not Authorization: Bearer. Sending a Bearer token returns HTTP 401.

Text-to-speech responses are raw binary audio, not JSON. Write the body to a file (--output speech.mp3) rather than parsing it.

cURL

curl -X POST 'https://api.elevenlabs.io/v1/dubbing/project/project-id/language/language-id/transcript/regenerate' \  -H "xi-api-key: $ELEVENLABS_API_KEY"

Get a free ElevenLabs API key → sponsored

Parameters

Name	In	Type	Required	Description
project_id	path	string	Yes	Identifier of the dubbing project.
language_id	path	string	Yes	Identifier of the language target.

Response 200 OK

{
  "regenerated_segment_ids": [
    "string"
  ],
  "regenerated_seconds": 0,
  "charged_seconds": 0,
  "free_regeneration_seconds_remaining": 0
}