Compare — AxiomSeal vs Alternatives
AI memory systems, compared fairly.
Based on public pricing and documentation, June 2026 — including the places where others are ahead of us.
01 — Why this page exists
There are several good memory systems
Mem0 pioneered the space and has roughly 47,000 GitHub stars. Zep brought temporal knowledge graphs with fact invalidation and provenance. Supermemory is built for coding agents at volume.
They all solve storage and retrieval well. AxiomSeal's focus is different: validation before storage.
Every memory runs through 15 validation tests before it enters your knowledge base — contradiction checks, source checks, coherence scoring. Passing writes get a quality tier and a SHA-512 seal in a tamper-evident chain. Failing writes land in quarantine, not in your agent's head.
02 — Side by side
Feature by feature
| Capability | Mem0 | Zep | Supermemory | Letta | AxiomSeal |
|---|---|---|---|---|---|
| Entry pricing / month | $19 | $104+ (annual) | $19 | OSS / $20 Pro | CHF 0 / 29 / 99 |
| Validation tests at write-time | No | No | No | No | 15 per write |
| Tamper-evident seal chain (SHA-512) | No | No | No | No | Yes |
| Quality tiers (gold / silver / bronze) | No | No | No | No | Yes |
| Quarantine for failed writes | No | No | No | No | Yes |
| Fact invalidation + provenance | No | Yes | No | No | Yes |
| SOC 2 / HIPAA certification | Yes | Not stated in public documentation | Not stated in public documentation | Not stated in public documentation | No |
| Swiss hosting / Swiss DSG | No | No | No | No | Yes |
Based on public pricing pages and documentation, June 2026. “−” = not stated publicly. Corrections welcome: info@ai-developer.ch
03 — Fair play
Where others lead
An honest comparison includes the other side of the table.
Mem0
Larger community, certified ops
47k GitHub stars, SOC 2 and HIPAA certified, battle-tested at scale. If you need mature raw storage without truth validation, Mem0 is the safe default.
Zep
Temporal knowledge graphs
Fact invalidation and provenance on an enterprise-grade graph. Strong for entity relationships — though without a validation test framework at write-time.
Supermemory
Built for coding agents
Focused on coding-agent workflows with high-throughput ingestion. If your use case is agentic coding memory at volume, it is worth a look.
Letta (MemGPT)
Open source agent memory
Open-source roots from the MemGPT research project, self-hostable, with a $20 Pro tier. Best if you want to own and modify the memory layer yourself.
04 — When AxiomSeal fits
When to choose AxiomSeal
The right choice when trust matters more than raw storage.
You need to trust what your AI remembers, not just that it remembers.
You are building AI agents that make decisions based on stored knowledge.
You need an audit trail built for the traceability the EU AI Act expects (Art. 12, from August 2026).
You want quality tiers and quarantine instead of silent storage of bad data.
You use Claude Code or Cursor and want one-command MCP setup.
You need Swiss hosting with tenant isolation under Swiss DSG / GDPR.
05 — Get started
Ready to try validated memory?
Free tier. No credit card. One command to set up.
npx eon-memory init