AgentDB v3 - Intelligent agentic vector database with RVF native format, RuVector-powered graph DB, Cypher queries, ACID persistence. 150x faster than SQLite with self-learning GNN, 6 cognitive memory patterns, semantic routing, COW branching, sparse/partitioned/fused attention (10-100x speedup), and comprehensive MCP integration. Runs anywhere: Node.js, browsers, edge, offline.