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GET
/
agents
/
calls
/
{call_id}
/
audio
Download Call Audio
curl --request GET \
  --url https://api.cartesia.ai/agents/calls/{call_id}/audio \
  --header 'Authorization: Bearer <token>' \
  --header 'Cartesia-Version: <cartesia-version>'
"<string>"

Authorizations

​
Authorization
string
header
required

Cartesia API key (sk_car_...). Get one at play.cartesia.ai/keys.

Headers

​
Cartesia-Version
enum<string>
required

API version header.

Available options:
2026-03-01
Example:

"2026-03-01"

Path Parameters

​
call_id
string
required

The ID of the call.

Response

200 - audio/wav

The audio file in WAV format.

The response is of type file.