# Hugging Face — We Got Claude to Build CUDA Kernels and teach open models!

- Company: Hugging Face (huggingface.co)
- Announced: 2026-01-28T00:00:00+00:00
- Category: developer-tool-release
- Subject: Platform
- Models affected: Claude Opus 4.5, gpt-oss, moonshotai/Kimi-K2-Thinking, unsloth/GLM-4.7-Flash-GGUF, haiku, sonnet, opus
- Source: https://huggingface.co/blog/upskill
- Record: https://forck.live/items/1556-we-got-claude-to-build-cuda-kernels-and-teach-open-models

Hugging Face announces upskill, a tool to generate agent skills using large models (like Claude Opus 4.5) and transfer them to smaller open models, demonstrated on CUDA kernel writing for diffusers models.

## Evidence

Verbatim from https://huggingface.co/blog/upskill:

> This blog post walks through the process of using a new tool, upskill, to generate and evaluate agent skills with large models and use them with smaller models.

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Record: https://forck.live/items/1556-we-got-claude-to-build-cuda-kernels-and-teach-open-models
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