Endpoint · onchainPOSTnumberintel.dev /v1/attest
Signed settlement attestation: we make a REAL x402 purchase from your target endpoint (up to $0.1), grade the delivered response against its advertised schema, and return an…
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Signed settlement attestation: we make a REAL x402 purchase from your target endpoint (up to $0.1), grade the delivered response against its advertised schema, and return an EIP-191-signed attestation embedding the on-chain USDC receipt. Proof-of-real-delivery for directories, reputation systems and sellers.Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.25 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://numberintel.dev/v1/attest
Seen
first 15 days ago · last 14 hr ago
27 free handshakes
Payment
Pays through
x402
Offered on?
Base USDC
Listed on?
Base
Handshakescomputed 4 days ago
0.624 from 21 free handshakes over 30 days · UNRATED ?
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| latency p95costs the most it answered as fast as its class |
0.20 | 0.00 | 0.000 | 0.000 | −0.200 | 0 | |
| liveness it answered at all |
0.60 | 1.00 | 0.707 | 0.424 | 0 | −0.176 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.624 | gap to 1.000 = 0.376 · 0.200 short · 0.176 uncertain | 0.624 | −0.200 | −0.176 |
Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check
BURN_INFREE_TIER_ONLY
Verify it yourself
npx teppi-check https://numberintel.dev/v1/attestcurl -s https://api.teppi.xyz/v1/trust/cap_01M2W3390T85AD4Y1TSHBE9F3V