# Codex is Open Sourcing AI models

DevFeed: [Codex is Open Sourcing AI models](<https://devfeed.tech/articles/codex-is-open-sourcing-ai-models-7241.md>)

Original publisher: [Read original article](<https://huggingface.co/blog/hf-skills-training-codex>)

Author: ben burtenshaw; shaun smith

Published: 2025-12-11T00:00:00Z

Content type: tutorial

Language: en

Sources: [Hugging Face - Blog](<https://devfeed.tech/sources/hugging-face-blog.md>)

Topics: [codex](<https://devfeed.tech/topics/codex.md>), [hugging face](<https://devfeed.tech/topics/hugging-face.md>), [AI-assisted coding](<https://devfeed.tech/topics/ai-assisted-coding.md>), [Fine-tuning](<https://devfeed.tech/topics/fine-tuning.md>), [Open Source](<https://devfeed.tech/topics/open-source.md>), [Language models](<https://devfeed.tech/topics/language-models.md>), [rlvr](<https://devfeed.tech/topics/rlvr.md>), [Deployment](<https://devfeed.tech/topics/deployment.md>)

Tags: [agents](<https://devfeed.tech/tags/agents.md>), [claude](<https://devfeed.tech/tags/claude.md>), [codex](<https://devfeed.tech/tags/codex.md>), [coding-agents](<https://devfeed.tech/tags/coding-agents.md>), [community](<https://devfeed.tech/tags/community.md>), [fine-tuning](<https://devfeed.tech/tags/fine-tuning.md>), [gemini](<https://devfeed.tech/tags/gemini.md>), [how-to](<https://devfeed.tech/tags/how-to.md>), [hugging-face](<https://devfeed.tech/tags/hugging-face.md>), [llm](<https://devfeed.tech/tags/llm.md>), [open-source](<https://devfeed.tech/tags/open-source.md>), [reinforcement-learning](<https://devfeed.tech/tags/reinforcement-learning.md>), [training](<https://devfeed.tech/tags/training.md>), [tutorial](<https://devfeed.tech/tags/tutorial.md>)

## AI overview

This tutorial explains how to use Hugging Face Skills with OpenAI Codex to automate end-to-end machine learning experiments. Codex can fine-tune and align language models, monitor training metrics, evaluate checkpoints, create reports, deploy models locally, and publish them to the Hugging Face Hub.

## Source excerpt

We're on a journey to advance and democratize artificial intelligence through open source and open science.