WhisperKit

WhisperKit is an on-device speech recognition framework for Apple Silicon: https://github.com/argmaxinc/WhisperKit

Check out the WhisperKit paper and presentation from ICML 2025: https://icml.cc/virtual/2025/47854

For real-time streaming API, custom vocabulary, speaker diarization, and more, check out Argmax SDK: https://www.argmaxinc.com/blog/argmax-sdk-2