> ## Documentation Index
> Fetch the complete documentation index at: https://docs.ag2.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# PGVector

[PGVector](https://github.com/pgvector/pgvector) is an open-source vector similarity search for Postgres.

* [PGVector + AG2 Code Examples](https://github.com/ag2ai/ag2/blob/main/notebook/agentchat_RetrieveChat_pgvector.ipynb)

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