it sounds like Meta is abandoning in-house LLM development and reassigning those employees

https://finance.yahoo.com/sectors/technology/articles/zuckerberg-says-meta-made-mistakes-in-ai-workforce-shift-212324481.html

He said Meta will try to find new roles ​for ​employees reassigned to train AI models, after the ​Facebook owner carried out a massive ‌restructuring in May, laying off 10% of its workforce globally and transferring 7,000 employees to new initiatives related to AI workflows.