Originally published at claudeguide.io/claude-pinecone-vector-rag

Claude API + Pinecone Vector DB: Production RAG Pipeline (2026)

**A production RAG pipeline with Claude + Pinecone is 5 steps: chunk documents into 500-token segments, embed with Voyage AI (cheaper than OpenAI embeddings for production), store in Pinecone serverless, retrieve top-K with reranking, and pass to Claude with `<untrusted_documents