Endpoint · evidenceGEToffercheck.offercheck.workers.dev /v1/check/url ?url=https%3A%2F%2Fexample.com%2Fdocs%2Fpage
Check a URL before you cite, visit or trust it: liveness, final URL and redirect chain, soft-404 detection, page title, domain registration age (RDAP), robots.txt policy for AI…
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Check a URL before you cite, visit or trust it: liveness, final URL and redirect chain, soft-404 detection, page title, domain registration age (RDAP), robots.txt policy for AI agents, and Wayback Machine snapshot availability. $0.002 per check.Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.002 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://offercheck.offercheck.workers.dev/v1/check/url?url=https%3A%2F%2Fexample.com%2Fdocs%2Fpage
Seen
first 7 days ago · last 15 hr ago
12 free handshakes
Payment
Pays through
x402
Offered on?
Base USDC
Listed on?
Base
Handshakescomputed 1 day ago
0.542 from 11 free handshakes over 30 days · UNRATED ?
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| livenesscosts the most it answered at all |
0.60 | 1.00 | 0.442 | 0.265 | 0 | −0.335 | |
| latency p95 it answered as fast as its class |
0.20 | 0.39 | 0.386 | 0.077 | −0.123 | 0 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.542 | gap to 1.000 = 0.458 · 0.123 short · 0.335 uncertain | 0.542 | −0.123 | −0.335 |
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://offercheck.offercheck.workers.dev/v1/check/url?url=https%3A%2F%2Fexample.com%2Fdocs%2Fpagecurl -s https://api.teppi.xyz/v1/trust/cap_01M3GP83VEVYTF3KS2BJVAJRKS