# GET /v1/dubbing/resource/{dubbing_id}/speaker/{speaker_id}/similar-voices (ElevenLabs API)
Base URL: https://api.elevenlabs.io
Auth: xi-api-key: <ELEVENLABS_API_KEY>
Last verified: 2026-09-03

> Search The Elevenlabs Library For Voices Similar To A Speaker.

## 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 GET 'https://api.elevenlabs.io/v1/dubbing/resource/dubbing-id/speaker/speaker-id/similar-voices' \
  -H "xi-api-key: $ELEVENLABS_API_KEY"

## Parameters
| Name | In | Type | Required | Description |
| :--- | :--- | :--- | :--- | :--- |
| dubbing_id | path | string | Yes | ID of the dubbing project. |
| speaker_id | path | string | Yes | ID of the speaker. |

## Response (200 OK)
{"voices":[{}]}

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