curl -X POST 'https://api.elevenlabs.io/v1/history/download' \
  -H "xi-api-key: $ELEVENLABS_API_KEY" \
  -H 'Content-Type: application/json' \
  -d '{
  "history_item_ids": [
    "string"
  ],
  "output_format": "string"
}'

# POST /v1/history/download (ElevenLabs API)
Base URL: https://api.elevenlabs.io
Auth: xi-api-key: <ELEVENLABS_API_KEY>
Last verified: 2026-09-03

> Download History Items

## 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/history/download' \
  -H "xi-api-key: $ELEVENLABS_API_KEY" \
  -H 'Content-Type: application/json' \
  -d '{"history_item_ids":["string"],"output_format":"string"}'

## Parameters
| Name | In | Type | Required | Description |
| :--- | :--- | :--- | :--- | :--- |
| history_item_ids | body | string[] | Yes | A list of history items to download, you can get IDs of h... |
| output_format | body | string | No | Output format to transcode the audio file, can be wav or... |

## Response (200 OK)
"binary"

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

POST

/v1/history/download

ElevenLabs API

Download History Items

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
→ 206 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/history/download' \  -H "xi-api-key: $ELEVENLABS_API_KEY" \  -H 'Content-Type: application/json' \  -d '{  "history_item_ids": [    "string"  ],  "output_format": "string"}'

Get a free ElevenLabs API key → sponsored

Parameters

Name	In	Type	Required	Description
history_item_ids	body	string[]	Yes	A list of history items to download, you can get IDs of history items and other metadata using the GET https://api.elevenlabs.io/v1/history endpoint.
output_format	body	string	No	Output format to transcode the audio file, can be wav or default.

Response 200 OK

"binary"