Official news, first rumor reports and substantive progress. Each entry keeps the information published at that time.
- Hugging Face introduces Transformers Model Integration Contracts after a UMT5 SDPA regression
Hugging Face published Transformers Model Integration Contracts (MICs), describing shrunk fixture models and contract tests meant to catch integration regressions before they reach main. The post recounts a July 30, 2026 SDPA enablement for T5 that let UMT5’s decoder attend to future tokens for nearly two months, and explains how small CPU-replayable MIC fixtures plus agent-built tests aim to surface such bugs earlier amid 750+ model types.
- Hugging Face Transformers v5.21 adds MiniCPM-OCR
Hugging Face released Transformers v5.21. The release adds MiniCPM-OCR, a document-understanding model from OpenBMB’s MiniCPM-V family that keeps the MiniCPM-V 4.6 architecture (SigLIP vision encoder, window-attention merger, Qwen3.5 language model) for text-dense images such as scans, screenshots, receipts, and tables.
- Hugging Face Diffusers v0.42.0 adds FLUX.3 Image Klein, Bria Fibo 2.0, and Kandinsky 6
Diffusers v0.42.0 brings FLUX.3 Image Klein, Bria Fibo 2.0, Kandinsky 6, SANA-WM, and RFD4-Proteína into the library, with new adapter support, hardware integrations, and modular pipelines. Python 3.11+ is now required.
- Hugging Face adds a decision-model tag and filter for decision models on the Hub
Hugging Face's changelog says decision models now have their own decision-model tag, with a dedicated icon on model pages and a filter in the Misc section of the Models page. GGUF decision models are tagged automatically from their llama.cpp metadata, so new conversions are picked up as soon as they are uploaded.
- Hugging Face launches Open TTS Leaderboard for multilingual TTS and voice cloning
Hugging Face introduced the Open TTS Leaderboard, a scalable evaluation covering multilingual text-to-speech and voice cloning, per the company's blog.