pgvector is a Postgres extension that adds vector similarity search — letting you store embeddings and query them with SQL inside your existing database. No new infrastructure, no new services. The simplest path to semantic search.
How pgvector compares with its closest alternatives
All 5 closest alternatives have a free plan, as pgvector does. Only Supabase lists a starting price, $25 a month. All 5 offer an API, as pgvector does. pgvector offers a self-hosted version. Of the 4 alternatives with platforms on record, 3 offer a self-hosted version. pgvector was founded in 2021; the alternatives were founded between 2017 and 2021, 3 of them earlier. pgvector has no single headquarters on record; its alternatives with a known headquarters are in the Netherlands, the United States and Germany.
Market position · Coding
How pgvector compares in Coding
pgvector has moderate opportunity and sits in the middle third of 501 live Coding tools on FalcoScan. Across Coding, the average opportunity score is 60.4 and the average saturation score 44.4. FalcoScan rates pgvector's own market position as contested. 154 of the 501 operating Coding tools have hot momentum, and FalcoScan has recorded 16 shutdowns in the category.
The closest alternatives to pgvector that are still running, matched on the AI capabilities, uses and audience they share, are Weaviate, Pinecone, Qdrant, Typesense, and Supabase.
Is pgvector still running?
Yes. As of 2 November 2026, FalcoScan lists pgvector as operating at github.com.
Where is pgvector based?
pgvector has no single headquarters: FalcoScan's records list it as a distributed, remote-first company.
Does pgvector have an API?
Yes. pgvector offers an API.
Who is pgvector for?
pgvector is built for developers.
How do I sign in to pgvector?
Sign in on pgvector's own website, github.com. FalcoScan reviews pgvector but does not run its accounts, so logins, passwords and billing are handled by pgvector directly.