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Open-source releaseMLOps, Tooling & Infrastructure1 source · May 13, 2026

huggingface/transformers v5.8.1: Patch release v5.8.1

This release is mainly to fix the Deepseek V4 integration!!!

Key points

  • [fix] Add fatalerror to ContinuousBatchingManager so the serving... by @qgallouedec, @remi-or
  • Fix WeightConverter regex incorrectly matching sharedexperts as experts by @silencelamb, @claude
  • Fix deepseek v4 by @ArthurZucker (#45892)
  • Deepseek v4 csa mask collapse by @ArthurZucker, @Sawyer117 (#45928)

Sources (1)

Extractive summary: sentences quoted from the sources.

Before this

  1. May 5, 2026huggingface/transformers v5.8.0: Release 5.8.0
  2. Apr 27, 2026vllm-project/vllm v0.20.0
  3. Apr 6, 2026sgl-project/sglang v0.5.10
  4. Apr 3, 2026vllm-project/vllm v0.19.0
  5. Mar 28, 2026sgl-project/sglang v0.5.10rc0
  6. Jan 23, 2026sgl-project/sglang v0.5.8

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