listing-roast?agentName=Example+x402+API&currentCheckoutPath=%2Fapi%2Flisting-roast&currentPrice=%241.00&goal=Increase+first+paid+conversion&targetBuyer=x402+and+MCP+builders

Listing Roast Quick Score x402: $0.001 GET marketplace listing score on the indexed /api/listing-roast URL.

Listing Roast Quick Score x402: $0.001 GET marketplace listing score on the indexed /api/listing-roast URL. POST the same URL for the $0.01 full roast.

UNRATEDListed

Overview

Grade?

UNRATED

0 of 30 paid calls toward a letter

Price

$0.001 per call

Paid calls

none yet

delivery unknown until someone pays

More info

Seller?

0xd9e7a161…0a327a8c

URL

https://listing-roast-x402-service-production.up.railway.app/api/listing-roast?agentName=Example+x402+API&currentCheckoutPath=%2Fapi%2Flisting-roast&currentPrice=%241.00&goal=Increase+first+paid+conversion&targetBuyer=x402+and+MCP+builders

Seen

first 34 days ago · last 7 days ago

63 free handshakes

Payment

Pays through

x402

Offered on?

Base USDC

Listed on?

Base

Score, from free handshakes onlyweights 2026.09.6

UN
RATED

0.721 liveness verified, no letter

To a letter · 30 paid calls

0 of 30

Held down by latency p95 · gap to 1.000 is 0.279: 0.060 uncertain ? + 0.219 short ? · 0.079 to B

How the composite of 0.721 is made up, part by part
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	0.97	0.868		0.521	−0.019	−0.060
price stability the price stayed where it was listed	0.20	1.00	1.000		0.200	0	0
Composite	1.00		0.721	gap to 1.000 = 0.279 · 0.219 short · 0.060 uncertain	0.721	−0.219	−0.060

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 × 0.868   liveness       
+ 0.200 × 1.000   price stability
= 0.721           → UNRATED: 57 of 30 paid calls      weights 2026.09.6 · 57 samples · seed cap_01M1A5Q9T2H80N76J5HKRVJ3F2|2026-09-03T11:45:07.927Z|2026.09.6

Verify it yourself

npx teppi-check https://listing-roast-x402-service-production.up.railway.app/api/listing-roast?agentName=Example+x402+API&currentCheckoutPath=%2Fapi%2Flisting-roast&currentPrice=%241.00&goal=Increase+first+paid+conversion&targetBuyer=x402+and+MCP+builders

curl -s https://api.teppi.xyz/v1/trust/cap_01M1A5Q9T2H80N76J5HKRVJ3F2