Tencent open-sources Hy-Memory model, engine and app for AI agent memory

Tencent says it open-sourced the Hy-Memory model, engine and app to unify chat, work and code memory. It claims the 3B-active model led all four benchmarks it ran, while cutting memory volume 51.8% and recall tokens 39.3%. The company says Hy-Memory-30B-A3B works with Mem0, MemOS and EverMemOS, and reports that one assistant’s multi-hop recall rose from 50% to 90% in its own products.