preflight

Inspect a public URL with HEAD; GET only on 405/501.

Inspect a public URL with HEAD; GET only on 405/501. Return origin status, final URL, headers, cache validators and up to 5 redirects. Limits: 8s, 2 MiB. Origin 4xx/5xx are observations; length is unverified and SHA256 covers only complete GET bodies. No JavaScript, login or availability guarantee. 0.001 Base Sepolia test USDC per success; invalid inputs/errors are not settled.

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?

0xf9c2a725…81cf61ba

URL

https://http--forest-gas-station--lcjl27p8lmjs.code.run/url/preflight

Seen

first 7 days ago · last 10 hr ago

12 free handshakes

Payment

Pays through

x402

Offered on?

Base Sepolia USDC

Listed on?

Base Sepolia

Score, from free handshakes onlyweights 2026.09.6

UN
RATED

0.547 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 0.453: 0.335 uncertain ? + 0.118 short ? · 0.103 to C

How the composite of 0.547 is made up, part by part
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	0.41	0.409		0.082	−0.118	0
price stability the price stayed where it was listed	0.20	1.00	1.000		0.200	0	0
Composite	1.00		0.547	gap to 1.000 = 0.453 · 0.118 short · 0.335 uncertain	0.547	−0.118	−0.335

Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check

The multiplication, written out

  0.600 × 0.442   liveness       
+ 0.200 × 0.409   latency p95    
+ 0.200 × 1.000   price stability
= 0.547           → UNRATED: 11 of 30 paid calls      weights 2026.09.6 · 11 samples · seed cap_01M3GP83JC0XH25832AWMJ0BQ9|2026-09-03T19:06:19.953Z|2026.09.6

Verify it yourselfnpx teppi-check https://http--forest-gas-station--lcjl27p8lmjs.code.run/url/preflightcurl -s https://api.teppi.xyz/v1/trust/cap_01M3GP83JC0XH25832AWMJ0BQ9