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POST
cURL

Authorizations

Authorization
string
header
default:$CARTESIA_API_KEY
required

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

Headers

Cartesia-Version
enum<string>
default:2026-03-01
required

API version header.

Available options:
2026-03-01
Example:

"2026-03-01"

Body

application/json

Request to create a new dataset

name
string
required

Name for the new dataset

description
string
required

Optional description for the dataset

Response

200 - application/json

A collection of files used for fine-tuning models

id
string
required

Unique identifier for the dataset

name
string
required

Name of the dataset

created_at
string
required

Timestamp when the dataset was created

description
string
required

Optional description of the dataset