cURL
curl --request POST \ --url https://api.buildwithchirp.com/v1/playground/phone-numbers/system \ --header 'Authorization: Bearer <token>'
{ "number": "<string>" }
Provision a new playground SMS system phone number for your app. The number can immediately be used to send and receive simulated playground messages.
App API key (format: sk_live_app_* or sk_test_app_*) for app-level operations
Purchased system phone number