Claude Mem
VerifiedOpen-source memory system that enables AI agents to retain context across sessions and devices.
What is Claude Mem?
The tool installs via a single command and automatically records decisions, fixes, and dead ends into a temporal database during agent operations. These observations feed into a vector index that allows semantic search, enabling agents to retrieve relevant history by meaning rather than exact keywords even after months of inactivity. By maintaining one unified memory layer, the system eliminates repeated context setting and supports offline-first operation with optional cloud mirroring. It works across various environments while keeping data private through end-to-end encryption and user-controlled endpoints. Additional capabilities include model tier routing for cost reduction and compatibility with multiple platforms, making it suitable for both individual developers and future team deployments.
Key features
What you can use Claude Mem for
Persistent Agent Memory
Automatically captures decisions, fixes and observations as structured notes while agents work on coding tasks.
Cross-Machine Continuity
Syncs memory via one private MCP link so agents resume exactly where they left off across projects and devices.
Semantic Vector Search
Enables recall of relevant past decisions by meaning rather than keywords, even from months-old work.
How to use Claude Mem
- 1Run npx claude-mem install to activate the memory engine
- 2Allow the agent to work while observations are captured automatically
- 3Connect to CMEM Cloud with the private MCP link for sync
- 4Open any supported MCP client on any machine to access the shared memory
- 5Query past decisions using semantic vector recall
Claude Mem pricing
Pricing model: Free. Plan details are indicative — check the site for current prices.
CMEM Cloud · early access
- Unlimited observations & vector recall
- One private MCP link, synced everywhere
- Offline-first cloud mirror of your DB
- Works with Claude Code, Cursor, Codex & more
Editor's verdict
Pros
- +Free during early access with no credit card required
- +Seamless memory across every session and machine
- +End-to-end private and offline-first
Cons
- –Cloud features require joining waitlist
- –Team plan listed as coming soon
- –Some site content uses placeholder testimonials
Our take: Claude Mem is a solid coding & dev choice. It's valued for free during early access with no credit card required and seamless memory across every session and machine. The main trade-off is cloud features require joining waitlist. A good pick if you want capable AI without a high upfront cost.
Frequently asked questions
Run the single command npx claude-mem install to wire the open-source engine into an agent.
Summary
Claude Mem is a solid coding & dev choice. It's valued for free during early access with no credit card required and seamless memory across every session and machine. The main trade-off is cloud features require joining waitlist. A good pick if you want capable AI without a high upfront cost.
User reviews
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