Voice Agent Platform
All-in-one platforms to build conversational voice apps
15 tools in this category
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Agora NewRealtime engagement infrastructure for voice, video, streaming, and AI agents
#realtime_infrastructure Freemium #Real-timeâ ïļ 3 things to know before committing -
AssemblyAI NewSpeech-to-text and speech understanding API for production voice applications
#stt Freemium #Real-timeâ ïļ 3 things to know before committing -
Bland AI NewHosted AI phone agent platform for outbound and inbound voice workflows
#voice_agent_platform Freemium #Real-timeâ ïļ 3 things to know before committing -
Botpress NewVisual AI agent platform that can connect web, chat, and voice channels
#conversation_framework from $89/moâ ïļ 3 things to know before committing -
Daily NewWebRTC audio and video infrastructure for realtime apps and voice agents
#realtime_infrastructure Freemium #Real-timeâ ïļ 3 things to know before committing -
Gladia NewRealtime and batch speech-to-text API for multilingual voice products
#stt Freemium #Real-timeâ ïļ 3 things to know before committing -
LangGraph Open SourceOpen-source graph runtime for stateful agent workflows and voice orchestration
#conversation_framework Free #Real-time #Open Sourceâ ïļ 3 things to know before committing -
OpenVoiceOS
Open SourceOpen-source privacy-focused voice assistant platform for custom devices
#voice_agent_platform Free #Real-time #Open Sourceâ ïļ 3 things to know before committing -
OpenAI Realtime API PopularNative speech-to-speech API for low-latency voice agents
#voice_agent_platform Paid #Real-timeâ ïļ 3 things to know before committing -
Rasa Open SourceOpen-source conversational AI framework for assistants and dialogue control
#conversation_framework Free #Open Sourceâ ïļ 3 things to know before committing -
Retell AI PopularLow-code voice agent platform for phone and web AI calls
#voice_agent_platform Freemium #Real-timeâ ïļ 3 things to know before committing -
TEN Framework Open SourceOpen-source realtime multimodal framework for conversational voice AI agents
#voice_agent_platform Free #Real-time #Open Sourceâ ïļ 3 things to know before committing -
Twilio Voice NewTelephony and programmable voice APIs for calls, agents, and contact center flows
#realtime_infrastructure Freemium #Real-timeâ ïļ 3 things to know before committing -
Vapi PopularDeveloper-first voice AI orchestration platform with SDKs and phone integrations
#voice_agent_platform Freemium #Real-timeâ ïļ 4 things to know before committing -
Vocode Open SourceOpen-source framework for programmable voice agents and phone calls
#conversation_framework Free #Real-time #Open Sourceâ ïļ 3 things to know before committing