A model whose weights are published for anyone to download and run, also called an open-weight model. A closed model’s weights stay with its maker. Chapter 1.
From The AI Compute Race. Read the book
Where the book uses it
- Chapter 1 — The Stakes
What the race is for: the belief that a lead in AI can compound into a lasting advantage, how long such leads have actually lasted, and what a trillion dollars a year is being bet against.
Where the record uses it
- Person Krishnan, Sriram
Sources that use it
- Jack Edwards and Luke Emberson, “Open models lag state-of-the-art closed models by 4 months,” Epoch AI data insight, 29 May 2026 (since January 2026 the most capable open-weight models have lagged frontier closed models by an average of four months; six months under the strict, strictly-higher-ECI criterion; “We find an average ECI gap of 8 points, with a 90% confidence interval of 7 to 11 units”; the gap “is slightly larger than the one we identified in our October 2025 Data Insight, which found that open models lagged by an average of three months between January 2023 and October 2025”). In the Sources
Related terms
From the glossary of The AI Compute Race.
How to cite this page
Dryburgh, Lee S. “Open model.” In The AI Compute Race. DRYBURGH. https://dryburgh.com/vol1/glossary/open-model (accessed 2026-11-01).
BibTeX
@misc{dryburgh-open-model-2026,
author = {Dryburgh, Lee S.},
title = {{Open model}},
howpublished = {In \emph{The AI Compute Race}, DRYBURGH},
year = {2026},
url = {https://dryburgh.com/vol1/glossary/open-model},
note = {Accessed 2026-11-01}
}