I'm guessing they choose to use OpenAI embeddings since this is the dominant use case for most people. The embeddings are just the "data" that's in the databas

I'm guessing they choose to use OpenAI embeddings since this is the dominant use case for most people. The embeddings are just the "data" that's in the database. Swapping out getting embeddings from OpenAI with Llama is as trivial as putting information about your own customers in your own database as opposed to using info on someone else's customers.