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Telnyx

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599 reviews
  • 4 profiles
  • 8 categories
Average star rating
4.7
#1 in 3 categories
Grid® leader
Serving customers since
2009
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Telnyx CPaaS

523 reviews

Telnyx delivers voice, messaging and IP services for applications and next-generation communications companies.

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Telnyx IoT

69 reviews

As the name implies, Internet of Things (IoT) systems hinge on safe, stable internet connections. As such, IoT businesses are shifting device connectivity away from old-age WiFi and ethernet connections in favor of cellular data. Telnyx IoT SIM Cards offer flexible data coverage in 180+ countries and an API to manage and configure SIMs over the air. With stronger security and broad-range coverage, Telnyx IoT SIMs (now available in triple-size (Mini, Micro and Nano) SIM card and embedded MFF2 form factors) enable vendors to activate, configure, and monitor devices remotely, no matter where they’re deployed.

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Telnyx Voice AI Agents

5 reviews

Telnyx Voice AI Agents provides a fully flexible, developer-first toolkit giving you complete control over real-time AI streaming, speech processing, and call routing all in one place. With full access to speech-to-text, text-to-speech, and AI model integration, you can build voice agents that sound natural, respond instantly, and fit effortlessly into your systems. Whether automating customer interactions or developing next-gen AI applications, Telnyx delivers the infrastructure to power scalable, intelligent Voice AI.

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Programmable Networking

2 reviews

Connect applications, devices and services across a global network of multi-cloud points of presence (PoPs) interconnected by a private fiber backbone, for the best in security, latency and availability. The Telnyx network boasts multi-cloud PoPs at key internet exchanges across the globe, interconnected by a private fiber backbone. We trust it to power our carrier-grade voice and data services for thousands of customers. Now, your business can leverage this private network to securely connect applications, services and devices across the globe with low latency and high availability. Advanced networking, made simple: - Virtual cross connects (VXCs): Connect your cloud environment from AWS, Google Cloud, Microsoft Azure or IBM Softlayer directly to our global multi-cloud infrastructure via VXC for low-latency networking. - Private wireless gateways: Connect SIM card-enabled devices directly to your private corporate network, keeping them securely away from the public internet.

Profile Name

Star Rating

509
76
7
1
6

Telnyx Reviews

Review Filters
Profile Name
Star Rating
509
76
7
1
6
Sergius B.
SB
Sergius B.
01/18/2026
Validated Reviewer
Review source: Organic

Reliable Service and Quick Support for QA Needs

I am a QA engineer. I really like how easy it is to get US phone numbers for receiving inbound calls and SMS for our apps. The numbers work reliably. Also, I had a great experience with customer support when I had a top-up issue; they fixed it very fast.
Verified User in Computer Software
AC
Verified User in Computer Software
01/12/2026
Validated Reviewer
Review source: Organic

Affordable VoIP with Excellent Call Quality and SIP Debugging

Having tried several other VoIP application providers, I find Telnyx stands out for being more affordable, delivering solid call quality, and offering outstanding SIP debugging tools. When I faced challenges integrating an external SIP server, the SIP debugging features available right from their dashboard allowed me to clearly follow each step of the call flow, which was extremely helpful.
Verified User in Computer Software
UC
Verified User in Computer Software
12/29/2025
Validated Reviewer
Review source: Organic

About

Contact

HQ Location:
600 Congress Avenue 14th Floor Austin, TX 78701

Social

@telnyx

What is Telnyx?

Telnyx is the full-stack platform for real-time conversational AI—designed for teams that want to build with power, flexibility, and speed. We combine global telephony, dedicated AI infrastructure, and full customizability under one roof so you can design and deploy AI-powered assistants and applications with ease.

Details

Year Founded
2009