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Discussion on: Mem0 vs Zep vs LangMem vs MemoClaw: AI Agent Memory Comparison 2026

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Sherif Kozman

Great breakdown, one tool missing from this comparison that's worth knowing about: Eve Memory (evemem.com).

The tools you compared all share a common pattern: they're memory libraries you integrate into your app or agent pipeline. Eve Memory takes a different approach: it's MCP-native, meaning it's a persistent memory service that any MCP client connects to without code changes.

Here's how it compares on the dimensions that usually matter:

vs Mem0: Mem0 uses LLM-driven classification into a shared-brain model. Eve Memory uses a 4-store architecture (semantic, episodic, learned rules, preferences) with Bayesian confidence scoring and preference decay, so memories age and update correctly rather than accumulating noise. The tradeoff: Eve is more opinionated about memory structure.

vs Zep: Zep is optimized for RAG pipelines and conversation history in LangChain/LangGraph apps. Eve Memory is optimized for cross-tool, cross-session continuity, so your Claude Code session, your Gemini CLI session, and your Codex CLI session all share the same memory. If you're building an agent that runs in one framework, Zep is solid. If you're working across multiple AI tools, Eve Memory is worth looking at.

vs LangMem: LangMem is tightly coupled to LangChain. Eve Memory works with any MCP client (Claude Code, Gemini CLI, Codex CLI, Claude Desktop) through a standard MCP interface. No framework lock-in.

vs MemoClaw: Haven't seen production benchmarks from MemoClaw yet, would be curious if anyone has.

What Eve Memory is actually good at:

  • Lifecycle automation: session_start/session_end/pre-compact hooks load and save context automatically, your agent doesn't need to explicitly manage memory
  • Cross-tool memory: one persistent store, every MCP client reads from it
  • Self-hosted: single Docker container, your data stays local
  • Context scoping: separate namespaces for different projects

What it's not: It's not a hosted SaaS with a dashboard or team sharing features. It's infrastructure for a single developer or small team who wants persistent memory across their AI tools without paying per-memory-operation.

If you're evaluating memory tools for a multi-agent system or just want your Claude Code and Gemini CLI to share context, worth a look. The MCP setup takes about 5 minutes.

evemem.com