Head to head
Atomic Mail vs Agent Inbox
Same numbers we show everywhere else, lined up. Ratings come from users, the grade comes from our scanner, adoption comes from public registries.
No reviews yet
Programmable email inbox for AI agents — JMAP, PoW auth, stdio MCP server.
Full listing
No reviews yet
A real email inbox for AI agents: human-approved sends, untrusted-by-default inbound.
Full listingThe short version
Neither has been reviewed yet, so the comparison rests on the scan and the public usage numbers. Both score close on the safety scan (93 and 86 out of 100). Atomic Mail is hosted and callable through the gateway; Agent Inbox runs on your own machine. Atomic Mail has noticeably more public adoption.
| Atomic Mail | Agent Inbox | |
|---|---|---|
| User rating | No reviews yet | No reviews yet |
| Safety grade | A93/100 | A86/100 |
| Adoption | Established | Growing |
| GitHub stars | 261 | 0 |
| Downloads / week | 234 | 55 |
| Runs where | Hosted (remote) | Your machine (local) |
| Gateway-ready | Yes | No |
| Tools | — | — |
| Write actions | — | — |
| Price per call | Free | Free |
| Licence | MIT | MIT |
| Last release | 2026-09-18 | 2026-07-17 |
| Category |