Endpoint · otherGETagent-proof.onrender.com /preflight ?url=https%3A%2F%2Fapi.example.com%2Fpaid-endpoint
Use before paying an unfamiliar x402 endpoint.
Read more
Use before paying an unfamiliar x402 endpoint. Checks that the target is reachable, actually speaks x402, and what its historical reliability looks like, then returns a receipt with a safe_to_use or flagged verdict.Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.01 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://agent-proof.onrender.com/preflight?url=https%3A%2F%2Fapi.example.com%2Fpaid-endpoint
Seen
first 34 days ago · last 18 days ago
46 free handshakes
Payment
Pays through
x402
Offered on?
Base Sepolia USDC
Listed on?
Base Sepolia
Handshakescomputed 11 days ago
0.645 from 45 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 | 0.90 | 0.742 | 0.445 | −0.060 | −0.094 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.645 | gap to 1.000 = 0.355 · 0.260 short · 0.094 uncertain | 0.645 | −0.260 | −0.094 |
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://agent-proof.onrender.com/preflight?url=https%3A%2F%2Fapi.example.com%2Fpaid-endpointcurl -s https://api.teppi.xyz/v1/trust/cap_01M1A5ACA5NWVKFC92Y3EETYWN