Inside Meta’s Tilt From Open Source Toward Make-Money AI Model

Meta Platforms Inc.’s Mark Zuckerberg, months into building one of the priciest teams in technology history, is getting personally involved in day-to-day work and pivoting the company’s focus to an artificial intelligence model customers pay to use.

One new model, codenamed Avocado, is expected to debut sometime next spring, and may be launched as a “closed” model — one that can be tightly controlled and that Meta can sell access to, according to people familiar with the matter, who declined to speak publicly about internal plans. The move, which aligns with what rivals Google and OpenAI do with their models, would mark ...