Release notes

  • 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 responds naturally and never interrupts users mid-sentence.

  • 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

    Telnyx Deploys GPUs in Australia to Locally Power Voice AI Agents

    Telnyx has deployed GPUs in Sydney, enabling ultra-low-latency, onshore Voice AI Agents that deliver natural, human-like conversations for Australian businesses.

  • 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 emergency services.

  • 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 integration and Telnyx AI Agent integration.

  • 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 a specific format.This change removes a common integration headache and eliminates the need for additional audio transcoding. It simplifies your setup and cuts down on latency, complexity, and resource usage.

  • 8, Aug 2025

    Expanded LLM Support: GPT-5 and Groq gpt-oss-120b for Voice AI Agents

    Telnyx now supports GPT-5 and Groq gpt-oss-120b for Voice AI Agents, delivering more choice, faster responses, and cost-efficient performance for real-time voice.

  • 5, Aug 2025

    Check RCS Device & Carrier Capabilities Before Sending

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