TextWow
Telnyx is fantastic amazing quick…
Telnyx is fantastic amazing quick service and provided everything i needed

Telnyx is a global connectivity platform delivering carrier-grade communications and advanced Voice AI on a private, cloud-agnostic IP network. Its Voice, Voice AI, Messaging, Numbering, Video, Wireless, Fax, and Identity solutions are powered by intuitive RESTful APIs and its award-winning Mission Control Portal. From AI-driven virtual agents and automated call workflows to feature-rich contact centers and in-app communications, Telnyx tackles real-time interaction needs at every scale—with 24/7 in-house engineering support. As an internationally licensed carrier, Telnyx provides secure, high-fidelity connectivity while democratizing access to next-generation voice automation and global communications.Telnyx Voice AI gives businesses the power to deploy natural, responsive, and cost-efficient voice automation at global scale. Built on top of Telnyx’s private IP network, our Voice AI stack delivers ultra-low latency audio streaming, real-time speech recognition, dynamic conversational logic, and lifelike text-to-speech—without the fragility of public internet routing. Whether you’re replacing IVRs, building AI agents for sales and support, or routing calls with intelligent self-service, Telnyx provides the tooling, reliability, and global carrier footprint needed for production-grade voice automation. Direct cloud integrations, flexible APIs, and 24/7 engineering support make it easy to launch, optimize, and scale AI-driven voice experiences anywhere.Telnyx’s Voice API powers crystal-clear calling and advanced call control for modern applications. Developers get granular programmability—from SIP trunking and number management to intelligent call routing, recording, conferencing, and real-time media streaming. Because it all runs on Telnyx’s private IP network, customers benefit from enterprise-level quality, security, and uptime without carrier complexity. Whether you’re building a feature-rich contact center, enabling in-app calling, or standing up global voice inf
Telnyx (telnyx.com) has 631 customer reviews on Five Star Index, with an average rating of 3.8 out of 5.
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TextWow
Telnyx is fantastic amazing quick service and provided everything i needed
Muayyid
The best provider when it comes to A2P approval, they are the only company that helped me when my campaign got rejected. Plus, the cost of sms is great. I don't see any reason why I would use any other provider.
Kian
I’ve been using Telnyx for an AI assistant project that handles real phone calls, and it’s been great so far. The setup was straightforward, documentation is clear, and their support team responds quickly.
David
Support service is a logical nightmare, pure Kafkian situations that become unbelievable. I paid for a phone number to receive international SMS and it doesnt work. I contacted support and that's when the nightmare begins. Two weeks since I reported this. Each time they respond, it is a new agent that sends an absolute random response, 100% different than the criteria of the previou agent. They are clueless about the previous messages in the ticket and only seem to see the last response. It makes it impossible to address any technical issue. Im still waiting for someone to read the whole ticket and provide a relevant response to solve the bug. I totally NOT recommend this company to anyone. I will go and find another service. UPDATE 10th November 2025: yours is the typical response of a company that is blind to external feedback in order to protect itself from criticism. The problem here is not clarity in how number capabilities are presented. The problem is your support service system being dysfunctional and any manager with the will to take a proper look would be able to see it just by spending a couple of minutes reading the full ticket. Besides that, you were supposed to fully refund the purchase and you just refund half of it. I basically forgot about the other half because your support team is just unable to handle this basic request and even became unresponsive.
Response from TelnyxNov 4, 2025
Update 11-7 Thank you for providing the account information. The ticket you are referring to is ticket ID 2434785 We reviewed your support case in detail. You purchased a U.S. number on October 17, 2025, and contacted our team about receiving international SMS from East Asia. Our first response the same day confirmed that the number type you selected supported domestic inbound SMS only, and we offered to help you obtain a number that supports international inbound. You confirmed you were open to that, and several engineers provided follow-up information explaining that international SMS delivery is best-effort, as it depends on the originating carrier’s routing outside of Telnyx’s control. The original number you purchased was identified as a domestic-inbound-only number per updated carrier routing rules, and international inbound SMS cannot be guaranteed across all global carriers. We appreciate your feedback — it helps us improve clarity in how number capabilities are presented in the portal. Original Response - Hi David, Trustpilot does not give us information around your Telnnyx account or the support ticket you are referring to. I went ahead and requested this information from you via Trustpilot so we can look into the support ticket you are referring to.
John H.
After some initial issue with routing on an inbound number, everything is set up and I'm really impressed with the value and ease of setup with Unifi Talk. Customer service was initially slow to deal with the issue (assuming that it was a problem with my setup) but once they fully understood the it was in fact and upstream provider issue, I got daily updates until it was resolved.
Omniplex
We’ve been using Telnyx to manage SIP trunking and route voice calls into a conversational AI system (RetellAI). The setup was straightforward and the documentation was easy to follow, even for more advanced routing configurations. Call quality has been stable and the dashboard provides useful visibility into call flow and diagnostics, which helps a lot when fine-tuning integrations. Their support team has also been responsive and helpful when we needed clarification. Overall, Telnyx has made it simple to handle telephony infrastructure reliably so we can focus on improving our AI workflows instead of maintaining VoIP systems.
Damian S.
I’ve been using Telnyx for my VOIP number for over 2 months, and I’m very satisfied with the service. The setup was straightforward, and everything has been running smoothly. I especially appreciate how easy it is to use the number as a webhook endpoint — it integrates perfectly with my workflow and performs reliably every time. The API documentation is clear and developer-friendly. Overall, Telnyx has proven to be a solid, professional solution for in my case personal use. I already received my physical IoT sim card, but have not yet had a chance to test it, but am sure it will be a breeze. Highly recommended!
Gilles G.
Excellent platform for SMS communications. We've been using Telnyx for custom integration to send and receive SMS for our customers, and their support team has been outstanding. They provide clear documentation and are always responsive when we needed assistance with our implementation. The pricing is competitive and transparent with no hidden fees - great value for the quality of service. Highly reliable infrastructure with excellent uptime. Telnyx is perfect for businesses looking for a flexible, developer-friendly communications platform.