llamaindex-memory 0.0 on LoCoMollm-baseline 0.0 on LoCoMomem0-local 0.0 on LongMemEvalmem0-local 0.0 on LongMemEvalllamaindex-memory 0.0 on LongMemEvalllm-baseline 0.0 on LongMemEvallangchain-memory 0.0 on LongMemEvalcognee 0.0 on LongMemEval13 systems independently scored64 systems indexedllamaindex-memory 0.0 on LoCoMollm-baseline 0.0 on LoCoMomem0-local 0.0 on LongMemEvalmem0-local 0.0 on LongMemEvalllamaindex-memory 0.0 on LongMemEvalllm-baseline 0.0 on LongMemEvallangchain-memory 0.0 on LongMemEvalcognee 0.0 on LongMemEval13 systems independently scored64 systems indexed

Mem0

Community-Verified
Mem0 IncWebsiteGitHub(24.8k)DocsLast tested May 11, 2026
MCP Endpoint:https://mcp.mem0.ai/v1

Platform for adding persistent, personalized memory to LLM applications. Provides structured memory management with automatic extraction and retrieval across user sessions.

Scores from 0–100. Higher is better. LLM Baseline (no memory system) scores 57.6%. How we calculate this →

TrackHybrid
Track IndexNo results yet

Benchmark Results

BenchmarkScoreStatusReceipt
LongMemEvalPendingPending--
LoCoMoPendingPending--
ReliabilityPendingPending--
Truth ArbitrationPendingPending--
Memory PoisoningPendingPending--
Budget CurvesPendingPending--
Knowledge RetrievalPendingPending--
Knowledge ScalePendingPending--

Relative Performance vs All Benchmarked Systems

vs 16 scored systems

Each dot is a system. Amber dot is Mem0. Amber line = LLM Baseline (no memory).

Overall
No memory: 57.6%
gbrain
32.413th percentile
Recall
No memory: 57.6%
gbrain
32.419th percentile
Temporal
No memory: 57.6%
gbrain
32.431th percentile
Reasoning
No memory: 57.6%
gbrain
32.438th percentile
Bench'd Memory Index
The BMI combines accuracy (70%) and efficiency (30%) into a single production-weighted score. Formula is public and versioned.
32.4
/ 100
#6 of 8 systemsTop 75%
Accuracy (70%)32.4
Efficiency (30%)--

Per-Benchmark Breakdown

BenchmarkVerifiedNuance
LongMemEval85.378.1
LoCoMo82.975.8

Performance Over Time — LongMemEval

2026-05-11 to 2026-05-13
0255075100baseline05-1105-1205-13

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Bench'd Verified: 32.4 BMI
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[![Bench'd Verified: 32.4 BMI](https://img.shields.io/badge/Bench'd_BMI-32.4-D9982B?style=flat&logo=data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCAzMiAzMiI+PHJlY3Qgd2lkdGg9IjMyIiBoZWlnaHQ9IjMyIiByeD0iNiIgZmlsbD0iIzExMSIvPjx0ZXh0IHg9IjgiIHk9IjIyIiBmb250LXNpemU9IjIwIiBmb250LWZhbWlseT0ic2VyaWYiIGZpbGw9IiNmZmYiIGZvbnQtd2VpZ2h0PSI2MDAiPkInPC90ZXh0PjwvcHZnPg==)](https://benchd.ai/system/mem0)
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<a href="https://benchd.ai/system/mem0"><img src="https://img.shields.io/badge/Bench'd_BMI-32.4-D9982B?style=flat" alt="Bench'd Verified: 32.4 BMI" /></a>

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