Long-context Memory Evaluation on LoCoMo
89.6AccuracyHindsight
Evaluation results
| Method | Links | |
|---|---|---|
| HindsightArchitecture=Hybrid (Reflection and Vector), Retrieval=Parallel, Query Strategy=Multi-Query2026.04 | 89.6 | |
| MemantoArchitecture=Vector Only, Retrieval=RAG, Query Strategy=Single Query2026.04 | 87.1 | |
| MemobaseArchitecture=Hybrid (Graph and Vector), Retrieval=Parallel, Query Strategy=Single Query2026.04 | 75.8 | |
| ZepArchitecture=Hybrid (Graph and Vector), Retrieval=Parallel, Query Strategy=Single Query2026.04 | 75.1 | |
| LettaArchitecture=Local Filesystem, Retrieval=RAG, Query Strategy=Recursive2026.04 | 74 | |
| Full ContextArchitecture=Full Context, Retrieval=Full, Query Strategy=Not applicable2026.04 | 72.9 | |
| Mem0gArchitecture=Hybrid (Graph and Vector), Retrieval=Parallel, Query Strategy=Single Query2026.04 | 68.4 | |
| Mem0Architecture=Vector Only, Retrieval=Parallel, Query Strategy=Single Query2026.04 | 66.9 | |
| LangMemArchitecture=Vector Only, Retrieval=RAG, Query Strategy=Single Query2026.04 | 58.1 |