Endpoint · computeGETpolyform.polyform-org.workers.dev /v1/vehicle/deal-check ?miles=odometer+miles&price=asking+price+USD&vin=17-char+VIN
Given vin, asking price and miles: decoded specs, open recall count, fuel-cost estimate, and a buy/caution/walk verdict with reasoning.
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Given vin, asking price and miles: decoded specs, open recall count, fuel-cost estimate, and a buy/caution/walk verdict with reasoning. All public federal data.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://polyform.polyform-org.workers.dev/v1/vehicle/deal-check?miles=odometer+miles&price=asking+price+USD&vin=17-char+VIN
Seen
first 35 days ago · last 10 days ago
64 free handshakes
Payment
Pays through
x402
Offered on?
Base USDC
Listed on?
Base
Score, from free handshakes onlyweights 2026.09.6
UN
RATED
RATED
0.734 liveness verified, no letter
To a letter · 30 paid calls
0 of 30
Held back by sample size, not by the seller · gap to 1.000 is 0.266: 0.241 uncertain ? + 0.025 short ? · 0.066 to B
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| latency p95costs the most it answered as fast as its class |
0.20 | 0.88 | 0.000 | 0.000 | −0.025 | −0.175 | |
| liveness it answered at all |
0.60 | 1.00 | 0.890 | 0.534 | 0 | −0.066 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.734 | gap to 1.000 = 0.266 · 0.025 short · 0.241 uncertain | 0.734 | −0.025 | −0.241 |
Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check
The multiplication, written out
0.200 × 0.000 latency p95
+ 0.600 × 0.890 liveness
+ 0.200 × 1.000 price stability
= 0.734 → UNRATED: 56 of 30 paid calls weights 2026.09.6 · 56 samples · seed cap_01M1A59QT35Q26SEFGEWANF435|2026-09-03T18:34:37.187Z|2026.09.6
Verify it yourself
npx teppi-check https://polyform.polyform-org.workers.dev/v1/vehicle/deal-check?miles=odometer+miles&price=asking+price+USD&vin=17-char+VINcurl -s https://api.teppi.xyz/v1/trust/cap_01M1A59QT35Q26SEFGEWANF435