Vector Databases

Pinecone, Weaviate, Chroma, pgvector — tradeoffs and when to use each.

What You Will Learn

• Pinecone: managed, serverless, best for production scale
• Weaviate: open-source + managed, strong filtering, multi-modal
• Chroma: lightweight, great for local development and prototyping
• pgvector: add vector search to your existing Postgres database
• Selection criteria: scale, hosting preference, metadata filtering needs