#Vector search

The pgai extension facilitates AI application development in PostgreSQL, supporting RAG and semantic search by integrating with extensions such as pgvector and pgvectorscale. It enables efficient data processing, including summarization and classification, through seamless LLM model integration, thus optimizing AI workflows within SQL.

Langchain.rb integrates Large Language Models into Ruby applications with features like prompt management, chat completions, and vector search. It supports a variety of LLM providers including OpenAI and Anthropic, and offers versatile database integrations such as Chroma and Pinecone for efficient vector search.