Voice AI APIsOnline
Rime
Text-to-speech voice models built for real-time conversations, with 600+ voices, 50+ languages and sub-100ms latency.
- Languages
- 50 languages
AI voice agent vendor index
VoiceAgents lists 135 voice AI vendors, each checked against the vendor's own pages.
Results
135 voice AI vendors
Voice agent platformsOnline
Bland AI
Build, deploy, and monitor AI voice agents that sound human. Self-hosted models, sub-second latency, and enterprise compliance.
- Languages
- 40 languages
Voice AI APIsOnline
Cartesia
Cartesia builds real-time voice AI: production voice agents, lifelike text-to-speech, and accurate speech-to-text in 44 languages.
- Languages
- 44 languages
Voice agent platformsOnline
Dasha
Developer platform to create voice and text AI agents for telephony, WebRTC and text channels with sub-second latency.
- Languages
- 30 languages
Voice agent platformsOnline
Fluents
AI voice operations platform for inbound resolution and outbound campaigns. Agents, telephony, campaigns, and integrations, live in about a week. 14-day free…
Outbound and sales callingOnline
JustCall
AI-powered phone and SMS platform for sales and support teams, with AI voice agents and 100+ integrations.
Open-source voice frameworksOnline
LiveKit
An open source framework and developer platform for building, testing, deploying, scaling, and observing agents in production.
Voice AI APIsOnline
Soniox
Speech AI API for real-time speech-to-text, text-to-speech and translation in 60+ languages.
- Languages
- 60 languages
Voice agent platformsOnline
Stammer AI
Build white label AI chatbots and AI voice agents that can answer questions, generate leads, schedule appointments & more.
Voice AI APIsOnline
Telnyx
Licensed carrier offering voice AI agent infrastructure, telephony, SIP trunking and speech APIs on its own private network.
- Languages
- 100 languages
Outbound and sales callingOnline
Vodex
Voice AI for debt collection that automates right-party contact, payment reminders and promise-to-pay calls.
AI receptionistsOnline
Aircall
AI-powered customer communications and cloud phone platform with AI voice agents, AI receptionist and 250+ integrations.
Contact-centre voice AIOnline
Callers.ai
Callers is the agentic CX platform that carries context across call, chat, email, and text, so every customer’s next experience is better than the last.
Voice agent platformsOnline
Callin.io
White-label AI voice agents, AI receptionists and phone agents for businesses and agencies.
Voice agent platformsOnline
Coval
Voice AI testing and evaluation platform with simulations, production evals and human QA for voice agents.
Voice AI APIsOnline
Deepgram
Power enterprise voice solutions with Deepgram’s Speech-to-Text, Text-to-Speech, and Voice Agent APIs. Real-time, accurate, and built for scale.
Voice AI APIsOnline
ElevenLabs
AI voice generator and voice agents platform with 17,500+ voices in 90+ languages, offered via APIs and SDKs.
- Languages
- 90 languages
Voice AI APIsOnline
Gemini Live API
Google's Gemini Live API for low-latency, real-time voice and video interactions with Gemini models.
- Languages
- 70 languages
AI receptionistsOnline
Goodcall
AI answering service and virtual receptionist built on voice AI, for small businesses through to contact centers.
Voice AI APIsOnline
Inworld AI
Realtime voice models (TTS) and LLM inference for consumer applications and voice agents.
AI receptionistsOnline
Newo.ai
Ready-to-deploy voice AI receptionist and agents for business phone conversations.
AI receptionistsOnline
Nextiva
Customer experience platform with business phone, contact center, AI receptionist and AI voice agents.
AI receptionistsOnline
Quo
Shared business phone system (formerly OpenPhone) with an AI receptionist (Sona AI agent).
Voice agent platformsOnline
Retell AI
Platform to deploy voice AI agents that answer, qualify and book on real phone calls; states HIPAA and SOC 2 compliance.
Scopes
Cities
Categories
Questions
Which scopes in United States have the most voice AI vendors?
The scopes with the most voice AI vendors are Global (135 voice AI vendors).
Which cities in United States have the most voice AI vendors?
The cities with the most voice AI vendors are Online, Global (135 voice AI vendors).
What kinds of voice AI vendors are in United States?
Categories in United States: Contact-centre voice AI, AI receptionists, Voice AI APIs, Voice agent platforms, and Healthcare voice AI.
Published by VoiceAgents. How we check each voice AI vendor.