Xiaolei Talks DB

Oct 29, 2026 · Artificial Intelligence

How Zhihu Built a Unified Agent Memory Service with Mem0 and MongoDB

Zhihu shares its production-grade architecture for a multi-tenant Agent Memory service that combines Mem0's fact extraction and lifecycle management with MongoDB's vector and full-text search, enabling multiple specialized agents to accumulate, isolate, and retrieve long-term operational memories reliably.