Call Control
Connect and control your calls globally with an enterprise-grade voice API.
Build call flows that are as sophisticated and responsive as you need them to be.
Questions on setup? See the docs

A smarter way to control and route your calls

Play Audio

Play pre-recorded prompts, advertising or hold music.

Conference Calls

Connect people and teams wherever they are in the world.

Media Streaming

Duplicate and deliver call media to multiple recipients in real time.


Speak dynamic text in 28 accents across various languages.

Gather Inputs

Collect input from your caller’s keypad or voice to manage the call flow.

Dynamic Caller ID

Improve call connect rates by displaying a custom caller ID.

Answering Machine Detection

Automatically detect if a call went to voicemail.

Call Recordinng

Dual-channel recording - store and retrieve calls as needed.

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Questions on setup? See the docs

The programmable voice API that puts developers in control

Get started in minutes with comprehensive documentation and support.

  • Quickstart guides
  • Easy-to-follow tutorials
  • SDKs in your preferred language
  • API reference docs

Explore the API docs

Use Cases

What can you build with Telnyx?

  • Call Tracking

    Attribute calls to marketing channels to manage campaign ROI

  • Cloud IVR

    Build a scalable IVR for a better customer experience and lower operational costs

  • UCaaS

    Make, receive, route, manage, record and conference calls, all in one place

  • Contact Center

    Automate and optimize call flows to better manage customer conversations


Switch to Telnyx in minutes using your existing XML code

TeXML Translator covers core commands — conference, dial, gather, hangup, pause, play, record, redirect, reject and say, with more coming soon.

  • If you have an XML application, configure your Telnyx portal connection to point at your XML endpoint. When a call comes in, we’ll do the rest.
  • Or, build a new XML application using simple TeXML commands—called verbs—which you wrap in an XML file.
  • You'll realize significant cost savings and call quality improvements instantly.

Choose Telnyx for our global, scalable voice API.

  • Call quality guaranteed
    Our purpose-built global IP network means greater reliability and security with lower latency.
  • Deep number inventory
    We give you infinite choice and flexibility with phone numbers in over 60 countries.
  • Granular control in real time
    Simultaneous bidirectional data transmission for real-time interactive command and control.
  • Media streaming
    Duplicate and deliver call media to multiple recipients in real time.
  • Unparalleled 24/7 support
    Our team of in-house engineers are available around the clock.

Ready to get started?

Try it Free

Questions on setup? Talk to our experts

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