# Hugging Face — Fast LoRA inference for Flux with Diffusers and PEFT

- Company: Hugging Face (huggingface.co)
- Announced: 2025-07-23T00:00:00+00:00
- Subject: Platform
- Models affected: Flux.1-Dev, Flux
- Source: https://huggingface.co/blog/lora-fast
- Record: https://forck.live/items/1651-fast-lora-inference-for-flux-with-diffusers-and-peft

Hugging Face published a blog post detailing an optimization recipe for LoRA inference on the Flux.1-Dev model using Diffusers and PEFT, achieving approximately 2.3x speedup through Flash Attention 3, torch.compile, FP8 quantization, and hotswapping without recompilation.

## Evidence

Verbatim from https://huggingface.co/blog/lora-fast:

> 2.23×

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