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Mem0 vs Zep
Discover why developers and enterprises are switching from Zep to Mem0.
Open source
Managed cloud
LongMemEval
LoCoMo
BEAM 1M / 10M
DMR
Tokens per retrieval
Memory scopes
Local / MCP support
SERVICE AGNOSTIC
Installation
Mem0
93.4
91.6
64.1 / 48.6
~6.9K
Session, User, Agent, Org
~60 Seconds
Zep
(CE)
71.2 (GPT-4o)
80.32 @ 189ms / up to 83
94.8
~1.6K (LongMemEval)
Session, User
>20 Mins
Benchmarks
Mem0 leads the long-memory benchmarks
LongMemEval
Long-horizon recall and temporal reasoning across multi-session chat.
MEM0
90.0
90.0
Published overall score from Mem0's research page.
ZEP
71.2
71.2
Published overall score from Mem0's research page.
LoCoMo
Naturalistic long conversation memory across sessions and question categories.
MEM0
90.0
90.0
Published overall score from Mem0's research page.
ZEP
83.0
83.0
Published overall score from Mem0's research page.
BEAM
Scale test for recall across 1M and 10M item memory stores.
MEM0
60.0
60.0
Published overall score from Mem0's research page.
ZEP
~
Not published by Zep team and they are too scared to do so.
Why Mem0 Wins
Overall score matters, but the category breakdown shows why Mem0 is stronger for production agent memory: assistant facts, knowledge updates, temporal reasoning, and multi-session recall.
Built for enterprise
Designed for control
Memory at scale is infrastructure. Mem0 gives enterprise teams governance, reliability, and full observability so engineers spend time building, not recovering lost context.
Governance
SOC 2, HIPAA, BYOK, zero-trust. Your data stays yours.
Portable
Kubernetes, private cloud, or air-gapped. Same API everywhere.
Auditable
Every read and write logged. Know what, who, and when.
We take security and privacy seriously. Mem0 is SOC 2 (Type 1) and HIPAA compliant, ensuring your data is protected with industry-standard safeguards at every step.
