ELab Team

Jul 10, 2025 · Artificial Intelligence

How Cursor Indexes Code: Merkle Trees, Vector Embeddings, and Secure Search

This article explains how Cursor creates Merkle‑tree hashes for change detection, uses Tree‑sitter for syntax‑aware code chunking, generates vector embeddings stored in Turbopuffer, and employs privacy‑preserving mechanisms to enable fast, secure code‑base search and autocomplete.