







Open Weight models: what they are, why you should care, and how the work of the open-source fine-tuning community around those models is reshaping daily life, both for developers and for everyday AI users.
Open-weight AI is having its Kubernetes moment. Let's not ruin it. | Tobi Knaup
Open-weight models are becoming the foundation for the next AI ecosystem. The US should compete in it, not wall itself off.

Open Weight AI Models Explained for Everyone
Open models by OpenAI
Advanced open-weight reasoning models to customize for any use case and run anywhere.

The OpenAI Open weight model might be 120B
726 votes, 163 comments. The person who "leaked" this model is from the openai (HF) organization So as expected, it's not gonna be something you can…
Open Weights and American AI Leadership
Open weight AI can expand access, strengthen competition, improve security, and help sustain American AI leadership.

OpenAI to release open-source model as AI economics force strategic shift
OpenAI plans to release its first open-weight AI model since 2019 as economic pressures mount from competitors like DeepSeek and Meta, marking a significant strategic reversal for the company behind ChatGPT.

gpt-oss:120b
OpenAI’s open-weight models designed for powerful reasoning, agentic tasks, and versatile developer use cases.

gpt-oss:20b
OpenAI’s open-weight models designed for powerful reasoning, agentic tasks, and versatile developer use cases.

Contact Us | Open Weights and American AI Leadership
Contact us to learn how to join with companies that envision open weight AI creating opportunities for innovation and prosperity across America.

Open-Source AI & Open Models Reading List
How to get up to speed on open models and their implications.

No, local models will not win
Every time a new open-weight AI model is released, people say that local models are the future. Why spend billions of dollars building out datacenters when everyone will just be able to run AI models on their laptops or phones? I think this idea is doomed. No matter how strong open-weight models get, most inference will always happen in AI datacenters.

Y Combinator's Garry Tan wants US open-weight AI labs to 'distill' frontier models, too | TechCrunch
Tan wants smaller, American open-weight AI labs to use the same kind of training techniques on American frontier AI labs, giving the U.S. a more robust set of open-weight options that aren’t Chinese.

Kimi K3: The open-weights escalation
The global implications on the AI ecosystem.

Release v0.11.0 · ollama/ollama
Welcome OpenAI's gpt-oss models Ollama partners with OpenAI to bring its latest state-of-the-art open weight models to Ollama. The two models, 20B and 120B, bring a whole new local chat experie...
Inkling: Our Open-Weights Model
Our first open-weights model: multimodal, Mixture-of-Experts, with controllable reasoning effort. Available to fine-tune on Tinker.
