Make your first call
5-minute tutorial: your phone rings and plays audio.
Teler Docs
Programmable voice infrastructure built for AI agents.
Teler gives you a phone number, a JSON-driven call flow, and a bidirectional WebSocket of real-time audio. Pipe that audio into any LLM, STT, or TTS stack. Teler handles the telephony, codecs, signaling, and SIP underneath.
API versioning
How the webhook wire format is pinned per Voice App and SIP Trunk.
How it works
Voice Apps, Call Flows, and the bidirectional WebSocket Bridge.
Build with Teler
Section titled “Build with Teler” Voice Apps Configure incoming-call URLs and webhook endpoints.
Call Flows Programmatically control calls with JSON instructions.
Media Streaming Stream call audio over WebSockets in real time.
SIP Trunking Bring your own carrier and route calls through Teler.
Webhooks Receive real-time call, stream, and recording events.
Dashboard Manage voice apps, numbers, trunks, and API keys.