HuggingFace Accelerate

by Hugging Face

Multi-GPU / mixed-precision launcher for any PyTorch ASR training script.

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TL;DR

Best for fine-tuning Whisper / Conformer on a few GPUs without writing distributed code. Pricing: free.

Category
Open source
License
Apache-2.0
Stars
★ 9.8k
Last push
2026-08-03
Pricing
free
Platforms
Linux

What it is

A thin layer on top of PyTorch that handles DDP, FSDP, and mixed-precision training transparently. Apache-2.0.

Best for: Fine-tuning Whisper / Conformer on a few GPUs without writing distributed code.
Watch out for: Optimizer/FSDP edge cases still surface for very large models.

Install / use

pip install accelerate

Features

Speaker diarizationNo
Word-level timestampsYes
Streaming / real-timeNo
Languages supported100
HIPAA eligibleNo

Links

GitHub repo ↗

HuggingFace Accelerate vs Whipscribe

FeatureHuggingFace AccelerateWhipscribe
CategoryOpen sourceTranscription APIs
Pricingfree$4–$24 one-time packs (credits never expire) · $2 single unlock · 60 min free on signup
Speaker diarizationNoYes
Word timestampsYesYes
StreamingNoNo
Languages10099
PlatformsLinuxWeb, API, MCP

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