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DELETE
Delete Phone Number

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"

Path Parameters

id
string
required

The phone number ID. The phone number must be unassigned from any agent before it can be deleted. For Cartesia-managed numbers, the number is deprovisioned and cannot be recovered.

Response

Phone number deleted.