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Supertone released Supertonic 3, an open-source TTS model with 99M parameters that runs faster on CPU than a 2B model on A100, supporting 31 languages and ONNX Runtime for fully local inference.
A blog post detailing how to detect silent NPU fallback on Snapdragon in CI, including methods like running on real hardware, gating on coefficient of variation, and parsing ORT profiling JSON to identify fallen-back ops.
Supertonic is an open-source, on-device text-to-speech system designed for local inference with minimal overhead, now releasing version 3 with support for 31 languages and improved accuracy.