Audit any x402 service's discovery surface
Audit any x402 service's discovery surface: catalog, /.well-known/x402, llms.txt, openapi.json, agent-card, mcp-tools. Returns per-check status and the gaps costing you autonomous buyers. Built from the checklist that runs this service.
Answeringour last check, 2026-09-24
1 of 1checks answered this week
948 msmedian answer time
$0.02listed price per call
$0.02price it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
GET https://x402.shizu.me/x402audit
| Category | Code and developer |
|---|---|
| Provider host | x402.shizu.me |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 13 from 1 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-09-24 | valid payment request | 402 | $0.02 | 948 ms |
Example input (from the provider)
{
"method": "GET",
"queryParams": {
"url": "https://example-x402.com"
},
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"properties": {
"method": {
"const": "GET"
},
"queryParams": {
"properties": {
"url": {
"type": "string"
}
},
"required": [
"url"
],
"type": "object"
}
},
"required": [
"method"
],
"type": "object"
}
}
}