On-page SEO audit of one URL
On-page SEO audit of one URL: redirects, title and description lengths, canonical, robots meta and robots.txt for Googlebot, GPTBot and ClaudeBot, hreflang, headings, image alt, links, Open Graph, JSON-LD, sitemap, security headers with a grade, and a list of issues. Use to check a page before or after publishing. Reads the first 300 KB; no JavaScript rendering. Social networks are refused. Typical response 1 to 3 s. Failed calls are not charged.
Answeringour last check, 2026-10-24
1 of 1checks answered this week
266 msmedian answer time
$0.0015listed price per call
$0.0015price 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
POST https://quantagentshop.com/v1/seo-audit
| Category | Image and media |
|---|---|
| Provider host | quantagentshop.com |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 2 from 1 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-10-24 | valid payment request | 402 | $0.0015 | 266 ms |
Example input (from the provider)
{
"body": {
"url": "https://www.x402.org/"
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"url": {
"description": "Public http or https page to audit.",
"format": "uri",
"maxLength": 2083,
"minLength": 1,
"title": "Url",
"type": "string"
}
},
"required": [
"url"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST",
"PUT",
"PATCH"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}