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huggingface / transformers Public

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Add Flash Attention 4 (CuTe DSL) Support#42404

Closed

sambhavnoobcoder wants to merge 8 commits intohuggingface:mainhuggingface/transformers:mainfrom

sambhavnoobcoder:fa4-in-hfsambhavnoobcoder/transformers:fa4-in-hfCopy head branch name to clipboard

Conversation Commits8 (8)Checks Files changed

Closed

Add Flash Attention 4 (CuTe DSL) Support#42404
sambhavnoobcoder wants to merge 8 commits intohuggingface:mainfrom
sambhavnoobcoder:fa4-in-hf

Commits

Commits on Nov 25, 2025

Add Flash Attention 4 detection function
sambhavnoobcoder
committed
Export is_flash_attn_4_available in utils
sambhavnoobcoder
committed
Integrate Flash Attention 4 with CuTe DSL support
sambhavnoobcoder
committed
Register flash_attention_4 in AttentionInterface
sambhavnoobcoder
committed
Add require_flash_attn_4 test decorator
sambhavnoobcoder
committed
Add Flash Attention 4 test suite
sambhavnoobcoder
committed
Add FA4 validation script for GPU testing
sambhavnoobcoder
committed
Add Flash Attention 4 usage examples
sambhavnoobcoder
committed

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