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SolSigs ProofGuard

https://solsigs.com/proofguard
● healthy data-social-apis

Post-payment trust and refund-evidence layer for AI agents using x402 endpoints. `/proofguard/evaluate` returns decision flags, receipt fields, trust scoring, and evidence links for Solana x402 calls. $0.003 USDC on Solana. ([GitHub](https://github.com/gra-kir/solsigs-proofguard)) ([x402scan](https://www.x402scan.com/server/e52b109e-420a-4e86-adf0-be7b5e12b302))

Category
data-social-apis
Chains
—
Price
—

Quality grade

How grading works
C+ 55.3 / 100
Availability 40.0 / 40
Endpoint responded (HTTP 200)
Payability 15.3 / 20
  • ✓ Answers a real HTTP 402 challenge
  • ✗ Publishes a /.well-known/x402 descriptor
  • ✓ Payment address on record
  • ✓ Settlement network declared
  • ✗ Price declared
Demand 0.0 / 40
Payment address on record, not yet queried on-chain
Owner verified 0.0 / 3
Nobody has claimed this listing yet
Endpoint last checked 6 h ago. Availability and on-chain demand are both re-probed daily; the grade updates automatically on the next pass.

How to call

cURL · x402-fetch / x402-axios will auto-handle 402
curl -X POST https://solsigs.com/proofguard

Listed in

Directories this entry was found in.

awesome-x402