Base URL
Authentication
Conventions
IDs
UUIDv7 — time-ordered, greppable, 128-bit.
Timestamps
ISO 8601 in UTC.
2026-04-17T10:30:00Z.Money
Smallest currency unit (
amount_kobo for NGN, amount + currency for multi-currency responses).Pagination
Cursor-based.
?cursor=...&limit=50. next_cursor in the response when there’s more.Rate limits
10 requests per second per project by default. See Rate limits for how to back off and request higher ceilings.Errors
Every error follows a single shape. Switch onerror.type — it’s stable across versions. See Errors.
Next
Send your first SMS
POST /v1/smsSend an email
POST /v1/emails