Oído: speech recognition that beats Whisper-tiny, running on a $5 microcontroller (open source)
I'm part of the Lokutor team that built this. Model: NVIDIA Conformer-CTC Small (13M params, int8). It runs on an ESP32-S3 with 8 MB PSRAM, no GPU or NPU. LibriSpeech WER is 3.7 / 8.2, versus 6.3 / 15.9 for Whisper tiny.
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