TL;DR — Speech-to-Text

Design a speech-to-text service that transcribes audio into text with high accuracy. The system supports both real-time streaming transcription and batch file processing, handles multiple languages, provides speaker diarization (who said what), and works robustly in noisy environments. Key features: Real-time streaming transcription with partial results. Batch transcription of audio files (mp3, wav, m4a, flac).