Release notes

Arcana V3 is here: the fastest, most natural multilingual TTS on the market, now live across Voice API, AI Agents, and Standalone TTS.

Telnyx Edge Compute lets developers run serverless functions directly on Telnyx's global edge infrastructure for low-latency communications and AI workloads.

Testing AI assistants before deployment is critical but often tedious. The Telnyx Coval integration brings automated testing and QA directly into your AI assistant workflow, with one-click setup and...

The new Telnyx LiveKit Plugin lets developers access multiple speech providers and carrier-grade infrastructure with a few lines of code.

Voice AI Assistants can now detect when a transferred call reaches voicemail and respond automatically. Configure your assistant to either stop the transfer and return to the caller, or leave a...

Configure adaptive jitter buffer settings on Credential, FQDN, and IP connections to reduce audio artifacts caused by network jitter — ideal for contact centers and VoIP deployments over variable...

Telnyx has added Full PSTN Replacement capabilities to seven new destinations across French overseas territories, bringing our international PSTN replacement coverage to 69 countries.

AI Missions is a task tracking and orchestration API designed for AI agents — not developers — to call directly. When your agent needs to coordinate multi-step outbound workflows, Missions provides...

Telnyx is introducing improvements to IP address assignment and session-level visibility within Private PGWs to support more granular traffic control and device management.

Voice quality can make or break your AI agent experience. Telnyx now offers ResembleAI voices, built on the Chatterbox model (ranked #1 open source Voice AI), delivering speech that preserves...

Telnyx Voice AI Assistants now support Anthropic Claude Haiku 4.5 as a native model option. Developers can deploy the model without managing Anthropic API keys, while still retaining the option to...

175 Agent Skills teach AI coding assistants (Claude Code, Cursor, Windsurf) how to use Telnyx SDKs correctly — no more hallucinated API calls.