heyvox is an open-source SDK that provides a voice interface layer for AI coding agents on macOS. It supports wake word detection, speech-to-text, text-to-speech, media control, and a heads-up display, all running locally for privacy. Designed for developers building AI-powered coding assistants or agents that require seamless voice interaction on macOS.
heyvox is a Frameworks & SDKs product. It focuses on enabling AI coding agents to interact with users via voice commands and feedback on macOS, supporting local privacy-focused workflows. heyvox is an open-source project aimed at AI agent developers on macOS. The project is open source (MIT). It runs on the web, the command line, and macOS, and it can be self-hosted.
Behind heyvox is heyvox-dev, and the product first shipped in 2026. The project is developed in the open on GitHub with 285 commits in the last 90 days. Among its 8 catalogued features are wake word detection, speech-to-text, and text-to-speech. It exposes integrations via an MCP server.
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