Head to head
PayGuard vs POPCORN MCP
Same numbers we show everywhere else, lined up. Ratings come from users, the grade comes from our scanner, adoption comes from public registries.
PayGuard
Cio.github.mercadosclaro-eng/payguardNo reviews yet
Pre-payment checks for AI agents: x402 quotes, untrusted prompts and audit receipts.
Full listing
No reviews yet
Signed time and SHA-256 witness receipts for agents, with offline verification and x402 payment.
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 POPCORN MCP (80/100 against 57). PayGuard is hosted and callable through the gateway; POPCORN MCP runs on your own machine. POPCORN MCP has noticeably more public adoption.
| PayGuard | POPCORN MCP | |
|---|---|---|
| User rating | No reviews yet | No reviews yet |
| Safety grade | C57/100 | B80/100 |
| Adoption | New | Growing |
| GitHub stars | – | 0 |
| Downloads / week | – | 208 |
| Runs where | Hosted (remote) | Your machine (local) |
| Gateway-ready | Yes | No |
| Tools | — | 6 |
| Write actions | — | — |
| Price per call | Free | Free |
| Licence | — | NOASSERTION |
| Last release | — | 2026-09-19 |
| Category | Finance | Finance |