Kyutai Unmute is free, with no paid plan attached. XiaoZhi AI is free, with no paid plan attached. Both are listed under Real-Time Voice Agents, so this is a like-for-like comparison. Neither is ranked above the other — Flocci carries no sponsored placement.
Kyutai Unmute is free, with no paid plan attached and is listed for wraps any text LLM with Kyutai's streaming speech-to-text and text-to-speech for voice conversation. XiaoZhi AI is free, with no paid plan attached and is listed for open-source ESP32 voice chatbot with wake word, Opus streaming and a display. Both sit in Real-Time Voice Agents.
Neither — Kyutai Unmute and XiaoZhi AI are both free, so the choice comes down to capability rather than cost. Both entries list what they uniquely do above.
Choose Kyutai Unmute if you need wraps any text LLM with Kyutai's streaming speech-to-text and text-to-speech for voice conversation; choose XiaoZhi AI if you need open-source ESP32 voice chatbot with wake word, Opus streaming and a display. Flocci AI Tools does not rank one above the other — it shows both feature sets side by side and lets the requirement decide.
| Kyutai Unmute | XiaoZhi AI | |
|---|---|---|
| Pricing tier | Free | Free |
| Free to start | Yes | Yes |
| Category | AI Agents & Automation | AI Agents & Automation |
| Type | Real-Time Voice Agents | Real-Time Voice Agents |
| Listed capabilities |
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| Tags | kyutai unmute, unmute ai voice, open source voice chat, low latency voice agent, speech to speech llm wrapper | xiaozhi ai, xiaozhi esp32, esp32 voice assistant, open source ai voice robot, mcp voice chatbot hardware |
| Website | unmute.sh | xiaozhi.me |
| Full page | Kyutai Unmute details → | XiaoZhi AI details → |
| Alternatives | Kyutai Unmute alternatives → | XiaoZhi AI alternatives → |