Clack — Hands-Free Voice Agent

Clack turns your self-hosted OpenClaw AI into a voice assistant. Talk naturally and hands-free, get spoken responses — real-time, private, and fully under your control. HOW IT WORKS Your voice goes directly to your own server. No middleman, no cloud relay, no account required. Clack connects to your OpenClaw AI gateway and streams conversations in real-time. MIX AND MATCH VOICE PROVIDERS Choose speech-to-text and text-to-speech independently: • ElevenLabs — premium natural voices • OpenAI — reliable and fast • Deepgram — low-latency specialist • On-device (Apple) — free, works offline Save money by using free on-device transcription with premium cloud voices, or go fully local for zero API spend. PRIVATE BY DESIGN • Your audio streams only to your server — never to us • Zero telemetry, analytics, or tracking • No account, no email, no sign-up • Open source server and protocol • Encrypted connections only (SSL or Tailscale) EASY SETUP One command installs the server. Pair with a 6-character code. Start talking. FEATURES • Real-time voice conversations with interrupt support • 20+ built-in voice options across providers • Conversation history persisted across calls • Echo test mode for audio troubleshooting • Adjustable silence detection and noise threshold Requires a self-hosted OpenClaw instance. Visit clack-app.com for setup instructions.