Does typesense support fuzzy search ? couldn't find anything here https://typesense.org/docs/0.24.1/api/search.html

Yes, see here: https://typesense.org/docs/0.24.1/api/search.html#typo-tolerance-parameters

ok and What is the invalidation policy? Does it use LRU? Or can we prioritize one index over another?

Sorry I don't follow. Invalidation of what?

invalidation of data

You mean something like a TTL? We don't have that.

ok