https://fractalai.net.co/api/x402/verify-proof
Pay-per-Verify: an agent pays $0.01 to verify a post-quantum (ML-DSA-65 / Dilithium-3 or Dilithium-2, NIST FIPS 204; scheme auto-detected by size) signature over a message against a public key. A generic machine-to-machine PQC proof primitive for autonomous agents. x402-native.
#174
$0.01
53
24
Points earned against points available, biggest lever first.
| Rank | Service | Score | Volume | Price |
|---|---|---|---|---|
| #1 | 68 | 7.0K txns | $0.0010 | |
| #2 | Otto AI−25 | 66 | 3.6K txns | $0.0010 |
| #3 | Bitrefill−22 | 63 | 365 txns | $0.0020 |
| #4 | 63 | 2.5K txns | $0.02 |
| #5 | 62 | 1.1K txns | $0.01 |