# SpyFu Get Top SEO Competitors

> SpyFu Get Top SEO Competitors is a paid API for AI agents from spyfu.x402.paysponge.com, paid per call via x402, $0.01/call, status down (last checked 2026-09-14).

Returns the top organic search competitors for a given domain using SpyFu's SEO data

## Facts

- Endpoint: GET https://spyfu.x402.paysponge.com/apis/competitors_api/v2/seo/getTopCompetitors
- Price: $0.01/call
- Payment: x402
- Status: down
- Last checked: 2026-09-14
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/spyfu-4ef885c7
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_UEBGW5-J7sDIHtcTPTDWB

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 spyfu-4ef885c7
```

Example prompt: Who are the top organic search competitors for hubspot.com right now? I want to see which sites are competing most closely in SEO.

## When to prefer this

Use this endpoint when you need to identify which websites are competing most directly with a given domain in organic Google search results. Prefer this over general web search or other SEO tools when you want structured, data-backed competitor rankings powered by SpyFu's historical and current SERP database. Best for digital marketers, SEO analysts, and competitive research workflows.

## Known failure modes

- Missing or invalid domain parameter returns an error or empty result
- Unknown or very new domain with no SpyFu data returns empty competitors list
- Rate limiting or authentication failure returns 402 or 4xx HTTP error
- Malformed query parameters return 400 Bad Request
- Domain with no SEO presence may return no competitors

## How this service works

GET /apis/competitors_api/v2/seo/getTopCompetitors

## Output

A ranked list of competitor domains that most closely compete with the queried domain in organic search, typically including metrics like shared keyword overlap, estimated traffic, and SEO strength scores as provided by SpyFu's competitive intelligence data.

## 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",
     "properties": {},
     "additionalProperties": false
    }
   },
   "additionalProperties": false
  },
  "output": {
   "type": "object",
   "required": [
    "type"
   ],
   "properties": {
    "type": {
     "type": "string",
     "const": "json"
    },
    "example": {
     "type": "object",
     "additionalProperties": true
    }
   },
   "additionalProperties": false
  }
 },
 "additionalProperties": false
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/spyfu-4ef885c7/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from spyfu.x402.paysponge.com](https://www.zero.xyz/host/spyfu.x402.paysponge.com/llms.txt)