Release notes

Telnyx has launched a real-time Cost Estimator for Voice AI Agents, giving developers immediate per-minute cost visibility as they configure speech and model components in the Mission Control Portal.

Unlock updated intelligence and performance for real-time telephony with GPT-5.2 on Telnyx VoiceAI Assistants.

Configure a maximum duration for AI assistant participation in calls, controlling how long the assistant remains active and ensuring operational compliance.

Receive instant webhook notifications when a 10DLC campaign becomes dormant, so you can stay compliant and keep your messaging on track.

With the new send_message tool, Telnyx Voice AI Agents can send SMS directly from the same verified 10DLC or toll-free number, eliminating the need for external SMS logic for simpler workflows and...

Telnyx introduces new Growth Plans, offering an 8% discount across Voice, Messaging, and Numbers. Designed for scaling teams that want predictable spend and built-in savings.

You can now create public demo links for any Telnyx AI assistant widget, making it easy to share prototypes with teammates or clients without needing Telnyx access.

AI Assistant now has a unified audio player that speeds up voice sampling and testing. Developers can preview, skip, switch voices, and update text without regenerating audio.

Our new Advanced Orders feature brings transparency, automation, and speed to the number request process, putting you in control from submission to fulfillment.

Telnyx now lets you directly import Retell agents, making it easy to migrate flows without rewriting, while delivering lower latency, native telephony, and smoother multi-step logic.

Telnyx has launched an improved developer documentation platform with streamlined navigation, clearer guides, an upgraded editor, and an AI assistant to speed up development.

We’ve launched a direct integration between Telnyx Voice AI and Epic, so healthcare teams can automate calls and personalize every interaction with real-time patient data.