aufklarer/Qwen3-ForcedAligner-0.6B-CoreML-INT8

Qwen3-ForcedAligner-0.6B — CoreML INT8

CoreML conversion of Qwen/Qwen3-ForcedAligner-0.6B with INT8 palettization for Apple Neural Engine.

Predicts word-level timestamps in a single forward pass.

Models

Model	Description	Quantization
encoder.mlmodelc	Audio encoder (24 layers)	INT8 palettized
decoder.mlmodelc	Text decoder + classify head (28 layers)	INT8 palettized

Usage

let aligner = try await CoreMLForcedAligner.fromPretrained(
    modelId: "aufklarer/Qwen3-ForcedAligner-0.6B-CoreML-INT8"
)
let aligned = aligner.align(audio: samples, text: "Hello world", sampleRate: 24000)

Variants

Variant	Backend	Size	Model ID
CoreML INT4	Neural Engine	~630 MB	aufklarer/Qwen3-ForcedAligner-0.6B-CoreML-INT4
CoreML INT8	Neural Engine	~1.0 GB	aufklarer/Qwen3-ForcedAligner-0.6B-CoreML-INT8
MLX 4-bit	GPU	~979 MB	aufklarer/Qwen3-ForcedAligner-0.6B-4bit
MLX 8-bit	GPU	~1.4 GB	aufklarer/Qwen3-ForcedAligner-0.6B-8bit

Links

• Swift library: soniqo/speech-swift
• Base model: Qwen/Qwen3-ForcedAligner-0.6B

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• Guide: soniqo.audio/guides/align
• Docs: soniqo.audio
• GitHub: soniqo/speech-swift