Release notes

Design multi-step AI assistant conversations with workflow nodes, conditional routing, per-step model and voice overrides, and assistant routing on Telnyx infrastructure.

Soniox STT is now available on Telnyx for real-time transcription in voice AI workflows, with multilingual and streaming transcription support.

Rime Coda brings higher-quality multilingual text-to-speech to Telnyx, with expanded voice coverage for Hindi, Arabic, Portuguese, Spanish, and more.

Speechmatics STT is now available in Mission Control, Voice API, and WebSocket transcription, with real-time interim results for live voice workflows.

Premium Answering Machine Detection (AMD) now detects iOS Call Screening, including iOS Live Voicemail, in real time during outbound calls.

Telnyx adds a Dubai, UAE anchorsite for SIP connections, expanding local voice anchoring to the Middle East.

Ultra voices now deliver expressive pacing, clean audio, natural alphanumeric handling, and context-aware pronunciation across all languages.

A new Inference Usage Dashboard in the AI Suite shows per-model breakdown of inference consumption alongside existing assistant usage metrics.

A new Inference Usage Dashboard in the Mission Control Portal shows per-model breakdown of inference consumption alongside existing assistant usage metrics.

AssemblyAI Universal-Streaming is now available as a speech-to-text option through the Telnyx STT API and Mission Control, adding low-latency transcription with built-in turn detection for voice...

Telnyx AI Assistants now support end-user targeting in traffic distribution, so you can route specific callers or destinations to a test version before rolling out to everyone.

xAI Grok voices and transcription are now available through the Telnyx TTS and STT APIs, extending Grok support beyond Voice AI Assistants to standalone API usage.