Buy airtime 🔒
Airtime
Buy airtime 🔒
Purchase airtime for a phone number.
POST
Buy airtime 🔒
Authorizations
Your business API key (live_key_...). Issued on approval; managed in Dashboard → Settings → Developer.
Base64(HMAC-SHA256(secretApiKey, input)) over the raw request body (POST) or canonicalized
query string (signed GET). Also send X-Numero-Signature-Version: v2. Required on
money-movement / state-changing endpoints (marked 🔒).
Body
application/json