All the answers about “you’re the product” and “make money later” is wrong.
Meta wants generative Ai (not just language models) to be cheap and plentiful so that the world generates a lot of content. Meta is in the business of showing you engaging content. The more good content there is in the world, the better for Meta.
This is a common business strategy called “commoditized your complements” where you make everything around you really cheap or free so that the thing you make money on is even more valuable.
https://www.joelonsoftware.com/2002/06/12/strategy-letter-v/
This link has a ton of examples. They’re a little old but this is a standard tech company strategy that every tech company runs.
Latest Answers