TELDEV

PRODUCT SPEC · 28 AUG 2026

One API for numbers, calls, and SMS.

TelDev is a control plane, not a carrier. Telnyx is the only backend in v1. Test keys never hit a carrier.

Read the specClinic invoice
SEED TEST KEY
nl_test_northline_clinic_8f291c44a

Printed on first boot. Live keys (`nl_live_…`) are refused until Telnyx is configured. Idempotency-Key is required on every POST.