Head to head
Argon vs Per Diem
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
Versioned MongoDB sandboxes for AI agents: branch, time-travel, merge, and undo over MCP.
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Daily travel allowances from bundled public rate tables: Poland, HMRC and GSA CONUS.
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 Per Diem (88/100 against 78). Per Diem is hosted and callable through the gateway; Argon runs on your own machine. Argon has noticeably more public adoption.
| Argon | Per Diem | |
|---|---|---|
| User rating | No reviews yet | No reviews yet |
| Safety grade | B78/100 | A88/100 |
| Adoption | Established | Growing |
| GitHub stars | 171 | 0 |
| Downloads / week | 49 | – |
| Runs where | Your machine (local) | Hosted (remote) |
| Gateway-ready | No | Yes |
| Tools | — | 9 |
| Write actions | — | 1 |
| Price per call | Free | Free |
| Licence | MIT | MIT |
| Last release | 2026-09-08 | 2026-09-19 |
| Category | Maps and travel | Maps and travel |