Open sourceOpen-source releaseMLOps, Tooling & Infrastructure · Image, Video & 3D Generation1 source · Aug 19, 2026

huggingface/transformers v5.15.1: Patch release: v5.15.1

This patch most notably solves a few issues with DFlash and MTP candidate generators, as well as an issue where images could sometimes not be processed on accelerator if using Lanczos filter.

Key points

  • Fix DFlash candidate token device mismatch with devicemap="auto" (#47877) by @sywangyi and @Cyrilvallez
  • Align logit distributions for CandidateGenerators using sampling (#48007) by @Cyrilvallez
  • Fix MTP config when mlplayertypes is absent (#48015) by @Cyrilvallez
  • Fallback from 'lanczos' to 'bicubic' when on cuda (#48026) by @zucchini-nlp

Sources (1)

  • [1]huggingface/transformers v5.15.1: Patch release: v5.15.1
    GitHub: huggingface/transformers · Aug 19, 10:50 AM
    This patch most notably solves a few issues with DFlash and MTP candidate generators, as well as an issue where images could sometimes not be processed on accelerator if using Lanczos filter.
    - Fix DFlash candidate token device mismatch with device_map="auto" (#47877) by @sywangyi and @Cyrilvallez

Extractive summary: sentences quoted from the sources.

Before this

  1. Jul 15, 2026huggingface/transformers v5.14.0: Release v5.14.0
  2. Jul 3, 2026huggingface/transformers v5.13.0: Release v5.13.0
  3. Jun 10, 2026huggingface/transformers v5.11.0: Release v5.11.0
  4. Jun 9, 2026Introducing Gemma 4 12B: a unified, encoder-free multimodal model
  5. Jun 3, 2026huggingface/transformers v5.10.1: Release v5.10.1
  6. May 5, 2026huggingface/transformers v5.8.0: Release 5.8.0

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