LanceDB Has a Free API: A Serverless Vector Database That Runs Embedded

LanceDB is a serverless vector database that runs embedded in your application — no server process, no Docker, no infrastructure. Just import and use. Why LanceDB Matters Vector databases like Pinecone and Weaviate require servers. LanceDB runs inside your app process — like SQLite for vectors. Zero latency, zero ops, zero cost. What you get for free: Embedded: runs in your process (like SQLite) Zero infrastructure needed Automatic indexing (IVF-PQ, disk-based ANN) Multi-modal: vectors, text, images, video in one table Python and JavaScript SDKs Lance columnar format (faster than Parquet) Versioned data (time travel) Full-text search alongside vector search Quick Start pip install lancedb import lancedb # Open database (creates directory) db = lancedb . connect ( " ./my-vectors " ) # Create table with data data = [ { " text " : " AI is transforming industries " , " vector " : [ 0.1 , 0.2 , 0.3 ], " category " : " tech " }, { " text " : " Machine learning basics " , " vector " : [ 0.4 ,