Introduction

Welcome to TryVox — the modern voice AI infrastructure platform built for developers.

What is TryVox?

TryVox is a programmable voice communication platform that provides:

• Programmable Voice APIs — Make and receive phone calls programmatically with full control over call flow
• Elastic SIP Trunks — Scale voice capacity dynamically without capacity planning headaches
• Global Number Management — Provision and manage phone numbers across 60+ countries
• Purpose-built for Conversational AI — Stream real-time audio to your LLM agents with sub-100ms latency

Unlike legacy telecom APIs, TryVox is designed from the ground up for modern AI voice applications at scale.

What You Can Do

• Make and receive phone calls programmatically via REST API
• Stream real-time audio bidirectionally to connect calls with LLM agents
• Send OTP verifications via SMS and voice calls
• Provision phone numbers globally across local, mobile, and toll-free number types
• Control call flow with VoxML, our declarative voice markup language
• Monitor and debug with comprehensive webhooks and call logs

Getting Started

Ready to build? Here are some helpful resources:

• Quickstart — Make your first call in 5 minutes
• Voice API — Full voice API reference
• VoxML Reference — Learn the voice markup language
• Verify API — Send OTP verifications

API Base URL

All API requests are made to:

https://api.tryvox.io

Authentication

All API requests require authentication via Bearer token in the Authorization header:

Authorization: Bearer tvx_sk_live_...

Learn more in the Authentication guide.

Support

• Documentation: You're reading it
• API Status: status.tryvox.io
• Email Support: support@tryvox.io
• Discord Community: discord.gg/tryvox