Release notes

  • 20, Oct 2025

    Check RCS Device & Carrier Capabilities

    Quickly verify if a number supports RCS before sending. Telnyx’s new RCS Capabilities Check API helps you route messages smarter, reduce fallbacks, and improve delivery success.

  • 20, Oct 2025

    Self-Serve Custom Templates for Telnyx Verify

    Create and register your own verification message templates directly in Verify for faster, more flexible deployments.

  • 17, Oct 2025

    Real-time Verify status updates via webhooks

    Telnyx now supports real-time webhooks, giving your application instant updates on verification statuses without the need for polling.

  • 16, Oct 2025

    Fine-tune Voice AI response timing with Start Speaking Plan

    Telnyx Voice AI agents now give you full control over response timing with the new Start Speaking Plan. Configure context-aware wait times for punctuation, pauses, or number sequences so your agent...

  • 15, Oct 2025

    RCS read receipts via message.read webhook event

    Telnyx RCS now supports the message.read webhook, giving businesses real-time read receipts and complete visibility into message engagement.

  • 15, Oct 2025

    Built-In Geolocation for Emergency Calling

    We’ve added built-in geolocation support for emergency calls (911/933). Devices can now pass latitude and longitude in SIP headers, and Telnyx automatically constructs a PIDF-LO and delivers it to...

  • 14, Oct 2025

    Porting Enhancements: GB Partial Port Requirements, Standardized Rejection Codes, and New Port Timeline

    Improving accuracy, standardization, and visibility across porting workflows

  • 14, Oct 2025

    Telnyx Voice AI Agents now integrate with ServiceNow, Salesforce, and more.

    Automate everyday workflows in Jira, HubSpot, Salesforce, and more with real-time voice AI Agents.

  • 2, Oct 2025

    Deepgram STT is now available across Telnyx Voice API and TeXML

    We’ve expanded our Deepgram integration to support both TeXML and the Voice API, so you can add high-performance speech-to-text to any voice workflow. This builds on top of our existing Deepgram...

  • 30, Sep 2025

    New: Background Audio for Voice AI Agents

    Telnyx Voice AI Agents now support configurable background audio, letting you add ambient noise for more realistic experiences.

  • 29, Sep 2025

    Smarter call escalations with warm transfers

    Telnyx Voice AI Agents now support warm transfers, allowing real-time handoffs between agents with conversation context included to avoid repeated information and improve call flow efficiency.

  • 8, Sep 2025

    Enhanced real-time media streaming for AI integrations with new codec support

    We’ve made some solid upgrades to media streaming that give you more flexibility when working with real-time audio, especially when you’re connecting to AI platforms or anything that expects audio in...

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