# Voltron x402 SEO Audit

> Voltron x402 SEO Audit is a paid API for AI agents from voltron-x402.bonto.run, paid per call via x402, $0.02/call, status unknown (last checked 2026-09-15).

Performs a pay-per-call SEO audit of a given webpage URL, returning structured SEO analysis results for $0.02 USDC per call.

## Facts

- Endpoint: POST https://voltron-x402.bonto.run/seo-audit
- Price: $0.02/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-15
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/voltron-x402-seo-audit-fc7efdfa
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_Au2-4-uMuPgWnMrrIa1yB

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability voltron-x402-seo-audit-fc7efdfa -d '<json body>'
```

Example prompt: Can you run an SEO audit on https://www.mysite.com/blog/best-coffee-in-brooklyn and tell me what issues are hurting its search ranking?

## When to prefer this

Choose this endpoint when you need a quick, low-cost ($0.02 USDC) programmatic SEO audit of a single URL and want to pay per call without a subscription. It is especially useful for agents automating SEO monitoring, comparing pages, or integrating audits into content workflows. Prefer this over manual SEO tools when you need machine-readable JSON output suitable for downstream processing.

## Known failure modes

- Invalid or unreachable URL returns an error or empty result
- Paywalled or JavaScript-heavy pages may yield incomplete audit data
- Payment failure or insufficient USDC balance blocks the call
- Rate limiting if too many requests are made in quick succession
- Malformed URL input (non-URI format) causes validation error

## How this service works

Voltron: pay-per-call x402 API wrapping token risk, web scraping, SEO audit, and data cleaning tools. USDC on Base.

## Output

A JSON object containing SEO audit findings for the submitted URL, likely including on-page signals such as title tags, meta descriptions, heading structure, keyword usage, internal/external linking, page speed signals, canonical tags, and other technical SEO factors relevant to search engine ranking.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "url": {
   "type": "string",
   "format": "uri",
   "description": "Page URL to audit"
  }
 }
}
```

## Response schema (JSON Schema)

```json
{
 "type": "application/json",
 "format": "json",
 "example": {
  "description": "SeoAudit JSON result."
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/voltron-x402-seo-audit-fc7efdfa/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from voltron-x402.bonto.run](https://www.zero.xyz/host/voltron-x402.bonto.run/llms.txt)