Vayu v1.0.0

Vayu (وایو) v1.0.0

The fastest Whisper implementation on Apple Silicon.

Vayu (وایو) is the ancient Persian god of wind — the swiftest force in nature.

Installation

pip install vayu-whisper

Features

• Batched decoding - Process multiple audio segments in parallel for 3-5x faster transcription
• Multiple output formats - txt, vtt, srt, tsv, json
• Word-level timestamps - Extract precise word timings
• Multiple model support - tiny, base, small, medium, large-v3, turbo, distil variants
• Quantization - 4-bit and 8-bit quantized models for reduced memory usage
• Simple API - Easy-to-use LightningWhisperMLX wrapper class

Quick Start

from whisper_mlx import LightningWhisperMLX

whisper = LightningWhisperMLX(model="distil-large-v3", batch_size=12)
result = whisper.transcribe("audio.mp3")
print(result["text"])

CLI

vayu audio.mp3 --batch-size 12

Requirements

• macOS with Apple Silicon (M1/M2/M3/M4)
• Python 3.10+
• MLX 0.11+