Endpoint · evidenceGEToffercheck.offercheck.workers.dev /v1/verify/offer ?url=https%3A%2F%2Fshop.example.com%2Fproducts%2Fwidget
Verify the live price and availability of a product at a URL before you buy or quote it.
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Verify the live price and availability of a product at a URL before you buy or quote it. Fetches the page now, extracts price/currency/availability from JSON-LD, Shopify JSON, OpenGraph or microdata, and returns evidence (method, snippet, content hash, fetch time) plus a confidence score. $0.01 per check.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://offercheck.offercheck.workers.dev/v1/verify/offer?url=https%3A%2F%2Fshop.example.com%2Fproducts%2Fwidget
Seen
first 7 days ago · last 14 hr ago
12 free handshakes
Payment
Pays through
x402
Offered on?
Base USDC
Listed on?
Base
Handshakescomputed 1 day ago
0.507 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 | 0.21 | 0.209 | 0.042 | −0.158 | 0 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.507 | gap to 1.000 = 0.493 · 0.158 short · 0.335 uncertain | 0.507 | −0.158 | −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/verify/offer?url=https%3A%2F%2Fshop.example.com%2Fproducts%2Fwidgetcurl -s https://api.teppi.xyz/v1/trust/cap_01M3GP83V977PHEVTXJGAJPJ5J