LEANN: Shrinking Vector Search by 97% Without Losing Accuracy | by Tattva Tarang | Coding Nexus | Jan, 2026 | Medium

LEANN is a new vector index that reduces storage by 97% for vector search, enabling personal laptops to perform Retrieval-Augmented Generation (RAG) on millions of documents without cloud or GPU requirements.

Edward Kiledjian @ekiledjian