experiment

A/B test significance with a two-proportion z-test: observed lift, z-score, two-sided p-value, confidence interval on the lift, minimum detectable effect, and sample-size…

A/B test significance with a two-proportion z-test: observed lift, z-score, two-sided p-value, confidence interval on the lift, minimum detectable effect, and sample-size sufficiency. Pure computation over your inputs.

UNRATEDDelisted

Overview

Grade?

UNRATED

0 of 30 paid calls toward a letter

Price

$0.02 per call

Paid calls

none yet

delivery unknown until someone pays

More info

Seller?

0xf22e558a…8ddff493

URL

https://api.agentstools.dev/marketing/experiment

Seen

first 35 days ago · last 18 days ago

45 free handshakes

Payment

Pays through

x402

Offered on?

Base USDC

Listed on?

Polygon, Arbitrum, Base, Solana

Disagrees with the offer

Score, from free handshakes onlyweights 2026.09.4

UN
RATED

0.720 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 0.280: 0.155 uncertain ? + 0.125 short ? · 0.080 to B

How the composite of 0.720 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	0.38	0.011		0.002	−0.125	−0.073
liveness it answered at all	0.60	1.00	0.863		0.518	0	−0.082
price stability the price stayed where it was listed	0.20	1.00	1.000		0.200	0	0
Composite	1.00		0.720	gap to 1.000 = 0.280 · 0.125 short · 0.155 uncertain	0.720	−0.125	−0.155

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

The multiplication, written out

  0.200 × 0.011   latency p95    
+ 0.600 × 0.863   liveness       
+ 0.200 × 1.000   price stability
= 0.720           → UNRATED: 45 of 30 paid calls      weights 2026.09.4 · 45 samples · seed cap_01M1A5A391WP2297Y8RD4CQPGK|2026-08-23T21:20:07.509Z|2026.09.4

Verify it yourselfnpx teppi-check https://api.agentstools.dev/marketing/experimentcurl -s https://api.teppi.xyz/v1/trust/cap_01M1A5A391WP2297Y8RD4CQPGK