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Kyutai Unmute

Wraps any text LLM with Kyutai's streaming speech-to-text and text-to-speech for voice conversation

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What Kyutai Unmute does

  • Wraps any text LLM with Kyutai's streaming speech-to-text and text-to-speech for voice conversation
  • Open-source code and weights that can be self-hosted
  • Low-latency interruptible conversation
  • Free demo available online

Kyutai Unmute — straight answers

What is Kyutai Unmute?

Kyutai Unmute is listed under Real-Time Voice Agents, in the AI Agents & Automation category on Flocci AI Tools. Wraps any text LLM with Kyutai's streaming speech-to-text and text-to-speech for voice conversation. It is free, with no paid plan attached, and it lives at unmute.sh.

Is Kyutai Unmute free?

Kyutai Unmute is listed as fully free — there is no paid tier attached to it in the catalog. That makes it one of the 399 entries on Flocci AI Tools with no upgrade path built in.

What can Kyutai Unmute do?

Kyutai Unmute does 4 things the catalog singles out: Wraps any text llm with kyutai's streaming speech-to-text and text-to-speech for voice conversation; open-source code and weights that can be self-hosted; low-latency interruptible conversation; free demo available online.

What is the best free alternative to Kyutai Unmute?

Bolna is the closest free alternative: it sits in the same Real-Time Voice Agents sub-category and is free. LiveKit Agents, Pipecat and TEN Framework also start free. The full list is on the alternatives page.

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Kyutai Unmute alternatives

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Vapi

Real-Time Voice Agents
freemiumLeaving soon
  • Orchestrates STT/LLM/TTS providers of choice into one low-latency voice-agent pipeline
  • Usage-based per-minute pricing with free trial minutes included
  • SOC 2/HIPAA/PCI compliance add-ons for regulated call-center deployments
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Retell AI

Real-Time Voice Agents
freemiumLeaving soon
  • Free starting credit with no contract required
  • Supports swapping GPT, Claude or Gemini as the reasoning layer per agent
  • Batch calling campaigns plus live AI-to-human call transfer built in
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Bland AI

Real-Time Voice Agents
freemiumLeaving soon
  • All-in-one per-minute pricing bundles LLM+STT+TTS with no separate token pass-through charges
  • Free start with call credits plus an inbound number included
  • Tiered platform fees (Build/Scale) unlock lower per-minute rates for high volume
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LiveKit Agents

Real-Time Voice Agents
free
  • Apache-2.0 open-source framework, fully self-hostable on your own servers
  • Native WebRTC client support across web/mobile/telephony out of the box
  • Native Model Context Protocol (MCP) support for tool-using voice agents
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Pipecat

Real-Time Voice Agents
free
  • BSD-2-Clause open-source Python framework for real-time voice/multimodal agents
  • Supports distributed multi-agent systems with handoffs over a shared bus
  • Maintained by Daily with an active plugin ecosystem for STT/LLM/TTS providers
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Ultravox

Real-Time Voice Agents
freemiumLeaving soon
  • Speech-native processing skips the STT-to-text bottleneck, preserving tone/cadence/pitch
  • Free tier: 5¢/min including TTS for up to 5 concurrent calls
  • Open-weight models (fixie-ai) published on Hugging Face for research use
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Head-to-head comparisons

Kyutai Unmute vs VapiKyutai Unmute vs Retell AIKyutai Unmute vs Bland AIKyutai Unmute vs LiveKit AgentsKyutai Unmute vs PipecatKyutai Unmute vs Ultravox