# Open Weights Are Not Open Source, And It Matters Now In The Boardroom

> Source: <https://www.machinebrief.com/news/open-weights-are-not-open-source-and-it-matters-now-in-the-b-ssxs>
> Published: 2026-09-11 19:24:15+00:00

# Open Weights Are Not Open Source, And It Matters Now In The Boardroom

By Patrick Moorhead, Senior ContributorSource: 

[Forbes Innovation](https://www.forbes.com/innovation/)
Many of the top AI models are closed, and open-

[weight](/glossary/weight)models have become another common choice for enterprises. But it is not as simple as “open” versus “closed.”
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