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QAIOS — AI operating system with built-in voice agent capabilities for businesses. Local and cloud deployment.
QAIOS — QAIOS — AI operating system with built-in voice agent capabilities for businesses. Local and cloud deployment. Built primarily for teams and organizations evaluating solutions in this market, the platform addresses common pain points in the conversational ai segment with a focused feature set. Buyers researching conversational ai options will find QAIOS a relevant candidate to include in their evaluation, particularly when comparing capabilities, pricing models, and integration depth against competing platforms in the same category.
Conversational Ai
sagentica ai-platform voice-agents local-ai
Open-source multilingual speech recognition model from OpenAI — accurate, free to self-host, widely used.
OpenAI Whisper — Open-source multilingual speech recognition model from OpenAI — accurate, free to self-host, widely used. Built primarily for teams and organizations evaluating solutions in this market, the platform addresses common pain points in the stt providers segment with a focused feature set. Buyers researching stt providers options will find OpenAI Whisper a relevant candidate to include in their evaluation, particularly when comparing capabilities, pricing models, and integration depth against competing platforms in the same category.
Stt Providers
⭐ 100,946 stars
stt open-source multilingual self-hosted
Open-source WebRTC infrastructure for real-time voice and video — used by voice AI platforms for low-latency audio.
LiveKit — Open-source WebRTC infrastructure for real-time voice and video — used by voice AI platforms for low-latency audio. Built primarily for teams and organizations evaluating solutions in this market, the platform addresses common pain points in the voice infrastructure segment with a focused feature set. Buyers researching voice infrastructure options will find LiveKit a relevant candidate to include in their evaluation, particularly when comparing capabilities, pricing models, and integration depth against competing platforms in the same category.
Voice Infrastructure
⭐ 18,972 stars
webrtc real-time open-source video-audio
Global real-time engagement platform — low-latency voice and video APIs for building interactive audio experiences.
Agora — Global real-time engagement platform — low-latency voice and video APIs for building interactive audio experiences. Built primarily for teams and organizations evaluating solutions in this market, the platform addresses common pain points in the voice infrastructure segment with a focused feature set. Buyers researching voice infrastructure options will find Agora a relevant candidate to include in their evaluation, particularly when comparing capabilities, pricing models, and integration depth against competing platforms in the same category.
Voice Infrastructure
real-time voice video global
Conversational AI optimized for long-form sales and service phone calls — multi-step, multi-minute conversations.
Air AI — Conversational AI optimized for long-form sales and service phone calls — multi-step, multi-minute conversations. Built primarily for teams and organizations evaluating solutions in this market, the platform addresses common pain points in the ai voice agents segment with a focused feature set. Buyers researching ai voice agents options will find Air AI a relevant candidate to include in their evaluation, particularly when comparing capabilities, pricing models, and integration depth against competing platforms in the same category.
Ai Voice Agents
voice-ai sales-calls long-conversations outbound
Amazon Lex conversational AI integrated with Amazon Connect — build and deploy voice bots on AWS infrastructure.
Amazon Lex + Connect — Amazon Lex conversational AI integrated with Amazon Connect — build and deploy voice bots on AWS infrastructure. Built primarily for teams and organizations evaluating solutions in this market, the platform addresses common pain points in the conversational ai segment with a focused feature set. Buyers researching conversational ai options will find Amazon Lex + Connect a relevant candidate to include in their evaluation, particularly when comparing capabilities, pricing models, and integration depth against competing platforms in the same category.
Conversational Ai
conversational-ai aws lex voice-bots
AWS transcription service — general and medical speech recognition with speaker diarization.
Amazon Transcribe — AWS transcription service — general and medical speech recognition with speaker diarization. Built primarily for teams and organizations evaluating solutions in this market, the platform addresses common pain points in the stt providers segment with a focused feature set. Buyers researching stt providers options will find Amazon Transcribe a relevant candidate to include in their evaluation, particularly when comparing capabilities, pricing models, and integration depth against competing platforms in the same category.
Stt Providers
stt aws real-time medical
Speech-to-text API with audio intelligence — transcription plus sentiment analysis, topic detection, and summarization.
AssemblyAI — Speech-to-text API with audio intelligence — transcription plus sentiment analysis, topic detection, and summarization. Built primarily for teams and organizations evaluating solutions in this market, the platform addresses common pain points in the stt providers segment with a focused feature set. Buyers researching stt providers options will find AssemblyAI a relevant candidate to include in their evaluation, particularly when comparing capabilities, pricing models, and integration depth against competing platforms in the same category.
Stt Providers
stt api sentiment topics
AI phone-call infrastructure for inbound and outbound — programmable conversational voice agents at scale.
Bland.ai — AI phone-call infrastructure for inbound and outbound — programmable conversational voice agents at scale. Built primarily for teams and organizations evaluating solutions in this market, the platform addresses common pain points in the ai voice agents segment with a focused feature set. Buyers researching ai voice agents options will find Bland.ai a relevant candidate to include in their evaluation, particularly when comparing capabilities, pricing models, and integration depth against competing platforms in the same category.
Ai Voice Agents
voice-ai outbound phone-agents programmable
Real-time TTS with sub-100ms latency — built specifically for voice agent applications requiring instant response.
Cartesia — Real-time TTS with sub-100ms latency — built specifically for voice agent applications requiring instant response. Built primarily for teams and organizations evaluating solutions in this market, the platform addresses common pain points in the tts providers segment with a focused feature set. Buyers researching tts providers options will find Cartesia a relevant candidate to include in their evaluation, particularly when comparing capabilities, pricing models, and integration depth against competing platforms in the same category.
Tts Providers
tts real-time low-latency api
WebRTC developer platform for voice and video — low-latency infrastructure for voice agent and video applications.
Daily.co — WebRTC developer platform for voice and video — low-latency infrastructure for voice agent and video applications. Built primarily for teams and organizations evaluating solutions in this market, the platform addresses common pain points in the voice infrastructure segment with a focused feature set. Buyers researching voice infrastructure options will find Daily.co a relevant candidate to include in their evaluation, particularly when comparing capabilities, pricing models, and integration depth against competing platforms in the same category.
Voice Infrastructure
webrtc video voice developer-api
Real-time and batch speech-to-text API — known for speed, accuracy, and developer-friendly SDK.
Deepgram — Real-time and batch speech-to-text API — known for speed, accuracy, and developer-friendly SDK. Built primarily for teams and organizations evaluating solutions in this market, the platform addresses common pain points in the stt providers segment with a focused feature set. Buyers researching stt providers options will find Deepgram a relevant candidate to include in their evaluation, particularly when comparing capabilities, pricing models, and integration depth against competing platforms in the same category.
Stt Providers
stt real-time api developer-friendly
State-of-the-art text-to-speech and voice cloning — hyper-realistic voices with ultra-low latency streaming.
ElevenLabs — State-of-the-art text-to-speech and voice cloning — hyper-realistic voices with ultra-low latency streaming. Built primarily for teams and organizations evaluating solutions in this market, the platform addresses common pain points in the tts providers segment with a focused feature set. Buyers researching tts providers options will find ElevenLabs a relevant candidate to include in their evaluation, particularly when comparing capabilities, pricing models, and integration depth against competing platforms in the same category.
Tts Providers
tts voice-cloning realistic api
Google's Contact Center AI — virtual agents, agent assist, and conversation analytics powered by Google NLP.
Google CCAI — Google's Contact Center AI — virtual agents, agent assist, and conversation analytics powered by Google NLP. Built primarily for teams and organizations evaluating solutions in this market, the platform addresses common pain points in the conversational ai segment with a focused feature set. Buyers researching conversational ai options will find Google CCAI a relevant candidate to include in their evaluation, particularly when comparing capabilities, pricing models, and integration depth against competing platforms in the same category.
Conversational Ai
conversational-ai google enterprise nlp
Google's enterprise speech-to-text API — real-time streaming transcription with 125+ language support.
Google Cloud Speech-to-Text — Google's enterprise speech-to-text API — real-time streaming transcription with 125+ language support. Built primarily for teams and organizations evaluating solutions in this market, the platform addresses common pain points in the stt providers segment with a focused feature set. Buyers researching stt providers options will find Google Cloud Speech-to-Text a relevant candidate to include in their evaluation, particularly when comparing capabilities, pricing models, and integration depth against competing platforms in the same category.
Stt Providers
stt google enterprise real-time
AI voice agent testing and simulation platform — simulate real customer calls to test your voice bots before deployment.
Hamming AI — AI voice agent testing and simulation platform — simulate real customer calls to test your voice bots before deployment. Built primarily for teams and organizations evaluating solutions in this market, the platform addresses common pain points in the ai voice agents segment with a focused feature set. Buyers researching ai voice agents options will find Hamming AI a relevant candidate to include in their evaluation, particularly when comparing capabilities, pricing models, and integration depth against competing platforms in the same category.
Ai Voice Agents
voice-ai testing simulation qa
AI text-to-speech platform with voice cloning — natural-sounding voices for audio content and voice agents.
PlayHT — AI text-to-speech platform with voice cloning — natural-sounding voices for audio content and voice agents. Built primarily for teams and organizations evaluating solutions in this market, the platform addresses common pain points in the tts providers segment with a focused feature set. Buyers researching tts providers options will find PlayHT a relevant candidate to include in their evaluation, particularly when comparing capabilities, pricing models, and integration depth against competing platforms in the same category.
Tts Providers
tts voice-cloning api real-time
Build phone-call AI agents in minutes — low-latency conversational voice with CRM and calendar integrations.
Retell AI — Build phone-call AI agents in minutes — low-latency conversational voice with CRM and calendar integrations. Built primarily for teams and organizations evaluating solutions in this market, the platform addresses common pain points in the ai voice agents segment with a focused feature set. Buyers researching ai voice agents options will find Retell AI a relevant candidate to include in their evaluation, particularly when comparing capabilities, pricing models, and integration depth against competing platforms in the same category.
Ai Voice Agents
voice-ai no-code phone-agents appointments
High-fidelity text-to-speech with natural American English voices — built for voice agent and telephony use cases.
Rime AI — High-fidelity text-to-speech with natural American English voices — built for voice agent and telephony use cases. Built primarily for teams and organizations evaluating solutions in this market, the platform addresses common pain points in the tts providers segment with a focused feature set. Buyers researching tts providers options will find Rime AI a relevant candidate to include in their evaluation, particularly when comparing capabilities, pricing models, and integration depth against competing platforms in the same category.
Tts Providers
tts american-voices realistic api
No-code AI voice agents for small businesses — appointment booking, qualification, and after-hours coverage.
Synthflow — No-code AI voice agents for small businesses — appointment booking, qualification, and after-hours coverage. Built primarily for teams and organizations evaluating solutions in this market, the platform addresses common pain points in the ai voice agents segment with a focused feature set. Buyers researching ai voice agents options will find Synthflow a relevant candidate to include in their evaluation, particularly when comparing capabilities, pricing models, and integration depth against competing platforms in the same category.
Ai Voice Agents
voice-ai no-code small-business after-hours
Real-time transcription and conversation intelligence from Twilio — turns every call into structured data.
Twilio Voice Intelligence — Real-time transcription and conversation intelligence from Twilio — turns every call into structured data. Built primarily for teams and organizations evaluating solutions in this market, the platform addresses common pain points in the stt providers segment with a focused feature set. Buyers researching stt providers options will find Twilio Voice Intelligence a relevant candidate to include in their evaluation, particularly when comparing capabilities, pricing models, and integration depth against competing platforms in the same category.
Stt Providers
stt twilio real-time analytics
Developer platform for voice AI agents — low-latency real-time voice with model-agnostic LLM and TTS choice.
Vapi.ai — Developer platform for voice AI agents — low-latency real-time voice with model-agnostic LLM and TTS choice. Built primarily for teams and organizations evaluating solutions in this market, the platform addresses common pain points in the ai voice agents segment with a focused feature set. Buyers researching ai voice agents options will find Vapi.ai a relevant candidate to include in their evaluation, particularly when comparing capabilities, pricing models, and integration depth against competing platforms in the same category.
Ai Voice Agents
voice-ai developer-platform low-latency model-agnostic