Published onFebruary 4, 2026What is Pinecone? A Beginner’s Guide to Vector Databases (2026)pineconevector-databasemachine-learningretrieval-augmented-generationai-infrastructuresemantic-searchThis guide explains how Pinecone functions as a cloud-native vector database, the role of embeddings in AI memory, and how to set up an index for data retrieval.