Exactly right. Things like data freshness (live index updates), CRUD operations, metadata filtering, and horizontal scaling are all “extras” that don’t come wit

Exactly right. Things like data freshness (live index updates), CRUD operations, metadata filtering, and horizontal scaling are all “extras” that don’t come with Faiss. Hence the need for solutions like Google Matching Engine and Pinecone.io. And even if you do just want ANN and nothing else, some people just want to make API calls to a live service and not worry about anything else.