Head to head
Mem0 vs M3 Memory
Same numbers we show everywhere else, lined up. Ratings come from users, the grade comes from our scanner, adoption comes from public registries.
Mem0
Cio.github.mem0ai/mem0No reviews yet
Persistent memory for AI agents: add, search, update, and delete long-term memories.
Full listingM3 Memory
Aio.github.skynetcmd/m3-memoryNo reviews yet
Local-first memory — 100+ tools, 99.2% LongMemEval-S retrieval@10, hybrid search, GDPR, no cloud.
Full listingThe short version
Neither has been reviewed yet, so the comparison rests on the scan and the public usage numbers. The safety scan favours M3 Memory (92/100 against 67). Mem0 is hosted and callable through the gateway; M3 Memory runs on your own machine. M3 Memory has noticeably more public adoption.
| Mem0 | M3 Memory | |
|---|---|---|
| User rating | No reviews yet | No reviews yet |
| Safety grade | C67/100 | A92/100 |
| Adoption | New | Established |
| GitHub stars | – | 25 |
| Downloads / week | – | 1.7k |
| Runs where | Hosted (remote) | Your machine (local) |
| Gateway-ready | Yes | No |
| Tools | — | — |
| Write actions | — | — |
| Price per call | Free | Free |
| Licence | — | Apache-2.0 |
| Last release | — | 2026-09-19 |
| Category | Web search | Web search |