Check an x402 endpoint before paying it

Give it any x402 URL: it makes the unpaid request, decodes the 402 challenge, reads the origin's .well-known/x402 and openapi.json, inspects the payTo address on-chain (USDC inflows, distinct senders, EOA vs contract vs smart-wallet delegation), and returns a 0-100 trust score with buy/watch/avoid plus the evidence and the penalties behind every point ...

Unavailable4 calls · 1 buyer in 30 days

Sample input

input4 keys

body2 keys

method"POST"

url"https://xhagents.xyz/api/kb/ask"

bodyType"json"

method"POST"

type"http"

inputobject, 4 keys

Sample response

response7 keys

findings2 items

0"402 returned without payment"

1"14 USDC inflows from 5 senders on record"

not_checked3 items

0"does the seller deliver after payment"

1"uptime over time"

2"operator identity"

payto_inspection3 keys

distinct_senders5

kind"eoa"

usdc_transfers_seen14

points6 keys

challenge20

discovery15

gate25

payto21

price10

replay5

score93

url"https://xhagents.xyz/api/kb/ask"

verdict"pay"

responseobject, 7 keys

Track record

Paid calls, last 30 days: 4
Buyers, last 30 days: 1
Last paid call: 7 days ago

Reported by the x402 directory.

A$0.072 per call

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