Comparison

Mem0 vs Zep

On the evidence we track, Zep leads this comparison with a composite score of 64/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Mem0 full profile →Zep full profile →

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Mem053

★Zep64

Attribute comparison across 2 tools
Attribute	Mem0	ZepLeader
Vioscale score	53 / 100medium · 54%	64 / 100medium · 55%
Pricing
Free tierpricing.free_tier	✓	✓
Modelpricing.model	freemium	freemium
Price levelpricing.price_level	low	high
Starting pricepricing.starting_price	-	$104
Transparentpricing.transparent	✗	✓
Integrations
Countintegrations.count	16	9
Security
Gdprsecurity.gdpr	✓	-
Hipaasecurity.hipaa	✓	✓
Soc2security.soc2	✓	✓
Market
Availabilitymarket.availability	-	Available worldwide

Score

Vioscale score

Mem053 / 100medium · 54%

Zep64 / 100medium · 55%

Pricing

Free tier

Mem0✓

Zep✓

Model

Mem0freemium

Zepfreemium

Price level

Mem0low

Zephigh

Starting price

Mem0–

Zep$104

Transparent

Mem0✗

Zep✓

Integrations

Count

Mem016

Zep9

Security

Gdpr

Mem0✓

Zep–

Hipaa

Mem0✓

Zep✓

Soc2

Mem0✓

Zep✓

Market

Availability

Mem0–

ZepAvailable worldwide

Capabilities

Feature-by-feature on the axes that matter for agent memory. “-” means undocumented, not absent.

Capability comparison for Agent Memory
Capability	Mem0	Zep
Capabilities
Architecture model	Open source self hosted	Managed cloud API
Graph based entity relationship extraction	✓	✓
Automatic context window rolling summarization	✓	-
Semantic vs episodic event chronological memory	✓	✓
Cross session and multi thread user persistence	✓	✓
Memory conflict resolution and fact updating	-	✓
Multi tenant user and agent isolation	✓	✓
Native langchain and llamaindex memory classes	-	-
Time decay and recency weighted retrieval	✓	✓
Zero data retention and pii redaction layer	-	-
SOC2 type ii	✗	✓
Mit or apache permissive oss license	-	✓
Pricing model	-	Usage based per req

Capabilities

Architecture model

Mem0Open source self hosted

ZepManaged cloud API

Graph based entity relationship extraction

Mem0✓

Zep✓

Automatic context window rolling summarization

Mem0✓

Zep-

Semantic vs episodic event chronological memory

Mem0✓

Zep✓

Cross session and multi thread user persistence

Mem0✓

Zep✓

Memory conflict resolution and fact updating

Mem0-

Zep✓

Multi tenant user and agent isolation

Mem0✓

Zep✓

Native langchain and llamaindex memory classes

Mem0-

Zep-

Time decay and recency weighted retrieval

Mem0✓

Zep✓

Zero data retention and pii redaction layer

Mem0-

Zep-

SOC2 type ii

Mem0✗

Zep✓

Mit or apache permissive oss license

Mem0-

Zep✓

Pricing model

Mem0-

ZepUsage based per req

What each one is

The product in its own terms, so the numbers below have context.

Mem0

Mem0 provides AI agents and LLMs with durable memory that persists across conversations, reducing redundant context and token costs. It stores facts, preferences, and events keyed by users or agents, enabling personalized, context-aware interactions that improve over time.

Independently observed

Zep

Leader

A production-grade memory system for AI agents that uses temporal context graphs to store and retrieve conversations and business data, with automatic updates when facts change. Supports multi-tenant governance with flexible deployment options from managed cloud to customer-controlled infrastructure.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Mem0

freemiumFree tier

Free tier available; paid plans exist but specific pricing not disclosed in provided text

as of 2026-08-25verify ↗

Zep

Leader

from $104/moUsage-basedFree tier

Free tier (10k credits/month). Flex from $104/month annually (50k credits). Flex Plus from $312/month annually (200k credits). Enterprise: custom pricing. Usage-based: $0.0025 per additional credit (Flex) or $0.001875 per credit (Flex Plus).

FreeFree
- 10,000 credits per month
- 2 projects
- 1 Memory MCP Server seat
- 5 custom entity & edge types
- Context Graph + temporal memory
- +2 more
Flex$104/month billed annually; $25 per 10k additional credits
- 50,000 credits per month included
- Auto top-up at 20%
- 30-day credit rollover
- 600 projects
- 5 Memory MCP Server seats
- +5 more
Flex Plus$312/month billed annually; $75 per 40k additional credits
- 200,000 credits per month included
- Auto top-up at 20%
- 60-day credit rollover
- 1,000 projects
- 15 Memory MCP Server seats
- +10 more
EnterpriseContact sales
- Custom credits with negotiated rates
- Guaranteed rate limits with SLA
- Unlimited projects
- Custom Memory MCP Server seats
- Custom entity & edge types
- +5 more

as of 2026-08-25verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platform and deployment support comparison
Supports	Mem0	Zep
WebPlatforms	✓	✓
CLIPlatforms	✓	✓
Cloud / SaaSDeployment	✓	✓
Self-hostedDeployment	✓	✓
HybridDeployment	✗	✓
Air-gappedDeployment	✓	✗

Platforms

Web

Mem0✓

Zep✓

CLI

Mem0✓

Zep✓

Deployment

Cloud / SaaS

Mem0✓

Zep✓

Self-hosted

Mem0✓

Zep✓

Hybrid

Mem0✗

Zep✓

Air-gapped

Mem0✓

Zep✗

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

In common (2)

OpenAI
Cursor

Mem0

16 total - 14 not shared

Slack
Claude Code
Linear
Zapier
n8n
ChatGPT
Perplexity
Vercel AI SDK
DeepSeek
HuggingFace
Windsurf
Codex
OpenCode
OpenClaw

Independently observed

Zep

Leader

9 total - 7 not shared

Claude
Azure OpenAI
Google Gemini
Anthropic
Neo4j
FalkorDB
Amazon Neptune

Independently observed

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.