pgvector vs turbopuffer

Pick two tools from the same category to compare side-by-side.

	pgvector Postgres extension for vector similarity search.	turbopuffer Serverless vector + full-text search with object-storage backend.
Category	retrieval	retrieval
Vendor type	open source	commercial
Pricing	free	usage
Strengths	+ Use the database you already run + Open source + Transactional consistency with relational data	+ Object-storage-backed; cheap at rest + Hybrid vector + BM25 search + Per-namespace isolation
Tradeoffs	− Single-machine scaling limits vs purpose-built vector DBs	− Newer player; smaller ecosystem than Pinecone
Used in stacks	4	13