It's over.
>Mark Zuckerberg Shakes Up Meta’s A.I. Efforts, Again
https://www.nytimes.com/2025/08/19/technology/mark-zuckerberg-meta-ai.html
https://archive.is/ZugMO
> [...] In what would be a shift from Meta’s using only its own technology to power its A.I. products, the company is also actively exploring using third-party artificial intelligence models to do so, the people said. That could include building on other “open-source” A.I. models, which are freely available, or licensing “closed-source” models from other companies. [...]
>
> [...] The new team has discussed making Meta’s next A.I. model “closed,” which would be a major departure from the company’s longtime philosophy of “open sourcing” its models. A closed model keeps its underlying code secret, while an open-source A.I. model can be built upon by other developers.
>
> The new team has chosen to abandon Meta’s previous frontier model, called Behemoth, and start from scratch on a new model, the people said. Behemoth’s release was delayed last spring after disappointing performance tests, one person said.