PostgreSQL / pgvector Integration

Postgres plus pgvector gives AI apps a familiar SQL database with embedding storage and similarity search.

Best for

Teams that want to keep RAG data, metadata, and application records in Postgres.

Integration profile

Workflow: RAG & DataLocal runtime supportedSetup: IntermediateOpen source

Model support

Stores embeddings from local or hosted embedding models; generation happens through application code.

How to use this integration

  • Embedding search
  • RAG retrieval
  • Metadata filtering
  • AI app storage

Related tools

  • pgvector
  • LlamaIndex
  • LangChain

Related models

  • Multilingual E5 Large
  • Qwen3 Embedding

Tradeoffs

Source

pgvector GitHub