Endpoint · extractionPOSTfetch.halowerk.com /product/compare
Compare two to four product pages by verified identity, listed price, availability, shipping cost and rating without converting currencies.
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://fetch.halowerk.com/product/compare
Seen
first 29 days ago · last 15 hr ago
54 free handshakes
Payment
Pays through
x402
Offered on?
Base USDC
Listed on?
Base
Score, from free handshakes onlyweights 2026.09.6
UN
RATED
RATED
0.573 liveness verified, no letter
To a letter · 30 paid calls
0 of 30
Held down by liveness · gap to 1.000 is 0.427: 0.173 uncertain ? + 0.254 short ? · 0.077 to C
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| livenesscosts the most it answered at all |
0.60 | 0.91 | 0.622 | 0.373 | −0.054 | −0.173 | |
| latency p95 it answered as fast as its class |
0.20 | 0.00 | 0.000 | 0.000 | −0.200 | 0 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.573 | gap to 1.000 = 0.427 · 0.254 short · 0.173 uncertain | 0.573 | −0.254 | −0.173 |
Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check
The multiplication, written out
0.600 × 0.622 liveness
+ 0.200 × 0.000 latency p95
+ 0.200 × 1.000 price stability
= 0.573 → UNRATED: 52 of 30 paid calls weights 2026.09.6 · 52 samples · seed cap_01M1RD8Q20QXYCAD9D8VQ0DE5P|2026-09-03T03:21:57.983Z|2026.09.6
Verify it yourself
npx teppi-check https://fetch.halowerk.com/product/comparecurl -s https://api.teppi.xyz/v1/trust/cap_01M1RD8Q20QXYCAD9D8VQ0DE5P