·14 min read
Pinecone vs Weaviate vs pgvector in 2026: Which Vector Database Should Your AI App Use
A practical Pinecone vs Weaviate vs pgvector comparison for 2026 — the real difference between a fully managed serverless vector database, an open-source vector engine with hybrid search built in, and a Postgres extension that keeps embeddings in the database you already run. Developer experience with Next.js and TypeScript, honest pricing and infrastructure trade-offs, indexing, filtering, hybrid search and re-ranking, scale limits, and which one to ship in a RAG feature, AI SaaS, or template you build, hand off, or sell.
