WCAG accessibility audit of a public URL using headless Chromium and axe-core
WCAG accessibility audit of a public URL using headless Chromium and axe-core: violation/pass/incomplete counts by impact, per-rule detail, and a 0-100 score.
Answeringour last check, 2026-09-24
1 of 1checks answered this week
368 msmedian answer time
$0.08listed price per call
$0.08price 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-api-24223879872.us-east1.run.app/v1/a11y-audit
| Category | Code and developer |
|---|---|
| Provider host | x402-api-24223879872.us-east1.run.app |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 1 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 | $0.08 | 368 ms |
Example input (from the provider)
{
"method": "GET",
"queryParams": {
"url": "https://example.com",
"viewport": "desktop",
"wcag": "2.2-aa"
},
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"url": {
"description": "Public http(s) URL to audit. Private/loopback/link-local hosts are rejected.",
"maxLength": 2048,
"type": "string"
},
"viewport": {
"default": "desktop",
"enum": [
"desktop",
"mobile"
],
"type": "string"
},
"wcag": {
"default": "2.2-aa",
"enum": [
"2.1-aa",
"2.2-aa"
],
"type": "string"
}
},
"required": [
"url"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"auditedAt": {
"type": "string"
},
"finalUrl": {
"type": "string"
},
"incomplete": {
"items": {
"properties": {
"description": {
"type": "string"
},
"id": {
"type": "string"
},
"impact": {
"type": [
"string",
"null"
]
}
},
"type": "object"
},
"type": "array"
},
"score": {
"type": "number"
},
"summary": {
"properties": {
"byImpact": {
"properties": {
"critical": {
"type": "number"
},
"minor": {
"type": "number"
},
"moderate": {
"type": "number"
},
"serious": {
"type": "number"
}
},
"type": "object"
},
"incomplete": {
"type": "number"
},
"passes": {
"type": "number"
},
"violations": {
"type": "number"
}
},
"type": "object"
},
"url": {
"type": "string"
},
"viewport": {
"enum": [
"desktop",
"mobile"
],
"type": "string"
},
"violations": {
"items": {
"properties": {
"description": {
"type": "string"
},
"helpUrl": {
"type": "string"
},
"id": {
"type": "string"
},
"impact": {
"type": [
"string",
"null"
]
},
"nodes": {
"items": {
"properties": {
"failureSummary": {
"type": "string"
},
"html": {
"type": "string"
},
"selector": {
"type": "string"
}
},
"type": "object"
},
"type": "array"
},
"wcagTags": {
"items": {
"type": "string"
},
"type": "array"
}
},
"type": "object"
},
"type": "array"
},
"wcagLevel": {
"enum": [
"2.1-aa",
"2.2-aa"
],
"type": "string"
}
},
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}