Sumi

Free, open-source system-wide voice dictation for macOS with local-first Whisper and LLM polish.

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Sumi is a free, open-source, system-wide voice dictation app for macOS that runs local-first Whisper transcription with LLM polish, plus optional built-in free cloud APIs. It's for macOS users who want accurate dictation into any app without a paid subscription.

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