MemOS (Agent / long-term memory): superseded — cited as a baseline and beaten by newer methods. 0 paper(s) critique it, 2 beat it on benchmarks — #23 of 63 most-superseded. Sub-problem: cluster led by Nemori. Newer alternatives in the same sub-problem include HAGE, SmartSearch.

Agent / long-term memory

MemOS

MemOS: An Operating System for Memory-Augmented Generation (MAG) in Large Language Models

Superseded baseline#23 of 63 most-superseded · first seen May 28, 2025

Superseded — cited as a baseline and beaten by newer methods

0 papers critique it · 2 beat it on benchmarks

Beaten on benchmarks

Head-to-head results where a newer method reports beating MemOS. Values are copied from the source paper's tables — verify against the cited paper.

MemGuard beats MemOS
89.53 vs 59.55
Acc. (%) · [HaluMem extraction]
MemGuard: Preventing Memory Contamination in Long-Term Memory-Augmented Large Language Models
SmartSearch beats MemOS
93.5 vs 80.8
Overall · [EverMemOS protocol (gpt-4.1-mini)]
SmartSearch: How Ranking Beats Structure for Conversational Memory Retrieval

What to use instead

Recent methods in the same sub-problem, not yet superseded in the knowledge base — arXiv benchmark leaders, not vetted production recommendations.

HAGEHAGE: Harnessing Agentic Memory via RL-Driven Weighted Graph Evolution
May 11, 2026
SmartSearchSmartSearch: How Ranking Beats Structure for Conversational Memory Retrieval
Mar 16, 2026