EverMind

EverMind is an AI infrastructure company based in San Mateo, California, focused on solving the long-term memory problem for AI agents. Its flagship open-source product, EverMemOS, is a Memory Operating System featuring a four-layer architecture—agentic, memory, index, and API/MCP interface layers—inspired by the hierarchical organization of the human brain. EverMemOS has achieved state-of-the-art benchmark results on LoCoMo (93.05%) and LongMemEval-S (83.00%), outperforming competing memory systems. EverMind is backed by Shanda Group, the investment firm founded by Chinese entrepreneur and philanthropist Tianqiao Chen.