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Transformers Release 5.17.0

Thu, September 10, 2026

2 mo ago

Source

Release v5.17.0 New Model additions HYV4 Hy4-Preview is a 780B-parameter mixture-of-experts language model that activates 49B parameters per token. Each MoE layer holds 256 routed experts plus one always-active shared expert and routes ever.

Every year

Jul 3Transformers Release v5.13.0hugging-faceAn event.4 mo agohugging-faceDetails →Jul 11Transformers Patch release v5.13.1hugging-faceAn event.4 mo agohugging-faceDetails →Jul 15Transformers Release v5.14.0hugging-faceAn event.4 mo agohugging-faceDetails →Jul 16Transformers Patch release: v5.14.1hugging-faceAn event.4 mo agohugging-faceDetails →Aug 10Transformers Release: v5.15.0hugging-faceAn event.3 mo agohugging-faceDetails →Aug 19Transformers Patch release: v5.15.1hugging-faceAn event.3 mo agohugging-faceDetails →Aug 26Transformers Release: v5.16.0hugging-faceAn event.2 mo agohugging-faceDetails →
Sep 10Transformers Release 5.17.0hugging-faceAn event.2 mo agohugging-face
UnverifiedSep 30Transformers Release 5.18.0hugging-faceAn event.40 days agohugging-faceDetails →UnverifiedOct 6Transformers Release v5.19.0hugging-faceAn event.34 days agohugging-faceDetails →UnverifiedOct 15Transformers Release v5.20.0hugging-faceAn event.25 days agohugging-faceDetails →UnverifiedOct 16Transformers Release v5.20.1hugging-faceAn event.24 days agohugging-faceDetails →UnverifiedOct 19Transformers Patch release v5.20.2hugging-faceAn event.21 days agohugging-faceDetails →UnverifiedOct 22ThinkingBox-Training releasedhugging-faceAn event.18 days agohugging-faceDetails →UnverifiedOct 26Transformers Release: v5.21.0hugging-faceAn event.14 days agohugging-faceDetails →UnverifiedOct 29Transformers Patch release v5.21.1hugging-faceAn event.11 days agohugging-faceDetails →UnverifiedOct 30Transformers Patch release v5.22.1hugging-faceAn event.10 days agohugging-faceDetails →

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  • 2026-09-25: added to 2026-09-10