Back to Arena

Larimar

by IBM Research

System Card

OrganizationIBM Research
Released2024-03
Architectureexternal-memory-network / Brain-inspired distributed episodic memory
DetailsAttaches a distributed episodic memory module to an LLM for one-shot fact editing without retraining. Supports selective forgetting, leakage prevention, and context-length generalization.
Parameters—
Domainknowledge-graphlifelong-learning
Open SourceYes
PaperView Paper
WebsiteVisit
CodeRepository
icml-2024fact-editingepisodicibmmodel-agnostic

Capability Profile

Benchmark Scores

6 of 14 benchmarks
Data Transparency:6 estimated
Long-Context Retrieval
0/5
RULER
no data
NIAH
no data
LooGLE
no data
LongBench
no data
∞Bench
no data
Multi-Turn Recall
2/2
LoCoMo
66.419pEstimated
MemoryBank
60.46pEstimated
Cross-Session Memory
1/1
LongMemEval
68.722pEstimated
Multi-Hop QA
3/3
BABILong
75.754pEstimated
MultiHop-RAG
71.346pEstimated
HotpotQA
69.943pEstimated
Agent Task Memory
0/1
AgentBench-Mem
no data
Personalization
0/1
PerLTQA
no data
Factuality / Grounding
0/1
RAGAS
no data
Sources:Arena estimate — derived from capability profile, not independently verified