VAAS-X vs Mem0

Both give AI agents memory that lasts between sessions. They differ in how you pay, what a memory records and where it can run.

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The short version

Pick Mem0 if you want the larger community and an open-source project to build on. Pick VAAS-X if you want a flat monthly price with no per-query bill, memory that records how each episode turned out, or one memory that covers devices as well as agents.

Side by side

VAAS-XMem0
What it isOutcome-grounded episodic memory for AI agents and devices.A memory layer for AI agents and apps that persists across sessions.
How you payA flat monthly plan. Free £0. Personal £9.99 a month. Developer £19. Professional £99. Enterprise from £2,000. Flat monthly price.A Free plan, then usage-based billing past its limits, with a monthly cap you set. The Custom plan has no listed price: you contact them.
Searches and retrievalsFree: 500 a day. Personal: unlimited searches. Developer and Professional: unlimited queries.Free plan: 10,000 adds and 1,000 retrievals a month for the first 30 days with their model calls, or 50,000 adds and 10,000 retrievals a month with your own LLM key.
What a memory recordsWhat was observed, what action was taken and how it turned out. Recall is ranked toward what worked.See their documentation. Their pricing page does not describe it.
Devices and machinesBootstrap connects sensors and machines with no schema design. One memory per device, and fleet search with HiveMind.Their Custom plan lists on-prem deployment.
Connect an agentOne connector address (MCP) for Claude, Cursor, VS Code and others. No key to paste.See their documentation.
Checking the claimsA reproduction guide for each published result.See their documentation.

Mem0 details are from their public pricing page, checked 3 November 2026. VAAS-X details are from our pricing page. Details can change: if anything here is out of date, tell us at support@vaasx.com and we will fix it.

Where Mem0 is the better choice

  • A much larger community: tens of thousands of GitHub stars and a long list of developers building on it.
  • An open-source project you can read and run yourself.
  • SSO, audit logs, an SLA and on-prem deployment, all listed on their Custom plan.

Where VAAS-X is the better choice

  • A flat price that does not grow with how often your agents search.
  • Memory that records the outcome of each episode and ranks recall toward what worked.
  • One memory that covers devices and machines as well as agents.
  • Results you can reproduce yourself, with a guide for each.

Check it for yourself

Every VAAS-X result has a reproduction guide you can run on your own machine. The Free plan needs only an email address and no card, and the pricing page shows every plan and limit.

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