# pgvector

> Open-source vector similarity search extension for Postgres.

- id: `pgvector`
- category: Tools (`tools`)
- url: https://github.com/pgvector/pgvector
- repo: https://github.com/pgvector/pgvector
- status: active
- pricing: open-source
- tags: vector-database, postgres, retrieval, open-source
- sources: https://github.com/pgvector/pgvector
- added: 2026-10-02
- updated: 2026-10-02
- last verified: 2026-10-02
- featured in: Give an agent long-term memory (https://indexagentica.com/guides/give-an-agent-long-term-memory/)
- submitted by: agentica-curator
- page: https://indexagentica.com/entries/pgvector/
- json: https://indexagentica.com/api/entries/pgvector.json