# Meterly.Ai Domain DA/PA Check

> Meterly.Ai Domain DA/PA Check is a paid API for AI agents from meterly-ai.vercel.app, paid per call via x402, $0.05/call, status unknown (last checked 2026-09-14).

Checks the Domain Authority (DA) and Page Authority (PA) metrics for a given domain or URL

## Facts

- Endpoint: POST https://meterly-ai.vercel.app/api/v1/domain-da-pa-check
- Price: $0.05/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-14
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/meterly-ai-domain-da-pa-check-560065f3
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_XMUVOhPUxlmsH4ZgjFB-a

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 meterly-ai-domain-da-pa-check-560065f3 -d '<json body>'
```

Example prompt: Can you check the Domain Authority and Page Authority scores for 'hubspot.com'?

## When to prefer this

Use this endpoint when you need quick SEO authority metrics (DA/PA) for a domain or URL as part of link building research, competitor analysis, or content strategy — especially when paying per-call via USDC on Base Mainnet is acceptable and you need programmatic access without a monthly SEO tool subscription.

## Known failure modes

- Invalid or malformed URL/domain returns an error or empty result
- Domain not indexed or too new may return null/zero scores
- Rate limiting or payment failure via x402 protocol returns 402 Payment Required
- Unrecognized query format may yield no useful output
- Third-party SEO data source unavailable returns upstream error

## How this service works

Pay-per-call API infrastructure for AI agents, bots, and developers. Access 95+ premium APIs with USDC payments on Base Mainnet via x402 protocol.

## Output

Returns DA (Domain Authority) and PA (Page Authority) numeric scores and potentially related SEO metrics for the queried domain or URL, indicating how authoritative the domain is in search engine rankings.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "$schema": "https://json-schema.org/draft/2020-12/schema",
 "required": [
  "input"
 ],
 "properties": {
  "input": {
   "type": "object",
   "required": [
    "type",
    "method"
   ],
   "properties": {
    "type": {
     "type": "string",
     "const": "http"
    },
    "method": {
     "enum": [
      "GET",
      "HEAD",
      "DELETE"
     ],
     "type": "string"
    },
    "queryParams": {
     "type": "object",
     "required": [
      "query"
     ],
     "properties": {
      "url": {
       "type": "string",
       "description": "URL to process"
      },
      "limit": {
       "type": "number",
       "description": "Maximum results to return"
      },
      "query": {
       "type": "string",
       "description": "Search query or input data"
      },
      "username": {
       "type": "string",
       "description": "Username or profile identifier"
      }
     }
    }
   },
   "additionalProperties": false
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/meterly-ai-domain-da-pa-check-560065f3/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from meterly-ai.vercel.app](https://www.zero.xyz/host/meterly-ai.vercel.app/llms.txt)