chainfacts

https://chainfacts-x402.onrender.com

● down security-analysis

Verifiable token risk / pre-trade rug screen for any Base ERC-20. Deterministic contract-security facts (upgradeable proxy / EIP-1967, ownership renounced, mint authority, paused) + holder concentration (Gini, HHI, Nakamoto, top-1/3/5/10 share) + a 0-100 risk score, each block-pinned with a reproducible sha256 attestation any agent can independently recompute. 3 pay-per-call routes, USDC on Base, no API key: `POST /token-risk-report` ($0.01), `POST /batch-token-risk-screen` (up to 25 tokens, $0.005), `POST /onchain-snapshot-analyze` ($0.003). ([Offerings](https://chainfacts-x402.onrender.com/offerings)) ([Health](https://chainfacts-x402.onrender.com/health))

Quality grade

How grading works

E 10.0 / 100 capped at D while down

Availability 0.0 / 40

Endpoint did not respond

Payability 10.0 / 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

No payment address on record, so demand cannot be measured

Owner verified 0.0 / 3

Nobody has claimed this listing yet

Endpoint last checked 7 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://chainfacts-x402.onrender.com

Listed in

Directories this entry was found in.

awesome-x402