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v0.2.20

pathwaycom/pathwayv0.2.20Mar 12, 2026by QuentinFuxa

AI Summary

A minor version release introducing new ASR (Automatic Speech Recognition) backend capabilities and a WebSocket optimization protocol for improved bandwidth efficiency.

Key Highlights

  • Introduction of Qwen3-ASR Beta backend with ForcedAligner word-level timestamps.
  • Opt-in snapshot-then-diff WebSocket protocol (DiffTracker) for bandwidth efficiency.

New Features

  • Qwen3-ASR Beta backend.
  • DiffTracker WebSocket protocol.
  • SessionASRProxy for thread-safe per-session language override.

Full Release Notes

## Core
- **Qwen3-ASR Beta** : New backend with ForcedAligner word-level timestamps, auto language detection, and Whisper-style model aliases
- **DiffTracker** : Opt-in snapshot-then-diff WebSocket protocol (`?mode=diff`) for bandwidth efficiency
- **SessionASRProxy** : Thread-safe per-session language override