Registry › Compare › Cognee vs Mem0

Cognee vs Mem0

Both are Grade A and 0.1 points apart, so choose on what you weigh most. Cognee leads on transparency and maintenance; Mem0 leads on adoption and rests on broader evidence. Note: Cognee's evidence coverage is thinner (coverage B vs A) — its score rests on fewer independent signal types.

A Cognee 85.9

Cognee is the open-source AI memory platform for agents. Give your AI agents persistent long-term memory with small models for free

topoteretes/cognee · #79 overall · #6 Memory & Knowledge · coverage B (3/5)

Choose Cognee if transparency and maintenance matter most.

+1.9Maintenance: last push 1d ago, against 2d ago
+1.2Transparency: OSSF Scorecard 7.0 against 5.5

A Mem0 85.8

The Memory Layer for AI Agents - Drop-in memory infrastructure for AI agents and apps. Context that persists. Built for production.

mem0ai/mem0 · #82 overall · #7 Memory & Knowledge · coverage A (4/5)

Choose Mem0 if adoption matters most.

+2.7Adoption: 690.7k weekly downloads against 25k
A vs BEvidence coverage: 4 of 5 independent signal types, against 3

Where they differ

19.2

Safety / IntegrityMem0 +0.2

19.4

14.4

TransparencyCognee +1.2

13.2

19.9

MaintenanceCognee +1.9

18.0

16.7

AdoptionMem0 +2.7

19.4

-2.3

Runtime calibrationMem0 +0.1

-2.2

1 dimension identical: Identity 18.0 · Full evidence table

An independent, evidence-based trust comparison of Cognee and Mem0, two Memory & Knowledge projects in the HVTracker registry. Scores come from public, checkable signals — supply-chain provenance, OSSF Scorecard, maintenance, and adoption — not popularity.

Full evidence

Signal	Cogneetopoteretes/cognee	Mem0mem0ai/mem0
HVTrust score	85.9	85.8
Evidence grade	A	A
Coverage grade	B	A
Overall rank	#79	#82
Rank in Memory & Knowledge	#6	#7
GitHub stars	32.5k	67.4k
Last updated	1d ago	2d ago
Build provenance	Yes	Yes
OSSF Scorecard	7.0 / 10	5.5 / 10
License	Apache-2.0	Apache-2.0
Downloads	25k/wk	691k/wk
Trust dimensions (points earned)
Safety / integrity / 25	19.2	19.4
Identity & provenance / 18	18.0	18.0
Transparency / 17	14.4	13.2
Maintenance / 20	19.9	18.0
Adoption / 20	16.7	19.4
Runtime capability surface (full matrix)
MCP server	Implemented	Implemented
External providers	9 — Amazon Bedrock, Anthropic, Groq, …	14 — Amazon Bedrock, Anthropic, Cohere, …
Requires API keys	Yes	Yes
Plugin surface	extensions	plugins
Provenance drift	Match	Partial

Open in the live compare tool → Cognee profile Mem0 profile More Memory & Knowledge →

How to read this: HVTrust (0–100) weighs supply-chain signals (provenance, OSSF Scorecard, signed commits, open license) alongside real-world adoption, scaled by an evidence-confidence factor. Grade bands: A ≥ 80, B ≥ 65, C ≥ 50, D < 50. Signals refresh daily. Full methodology v4.4 →