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SpyFu Gained Ranks Keywords (via Sponge/x402)
x402
SpyFu Gained Ranks Keywords (via Sponge/x402) is a paid API for AI agents from spyfu.x402.paysponge.com, paid per call via x402, $0.010000/call, status down (last checked 2026-09-15).
Returns keywords for which a domain has recently gained search engine rankings, powered by SpyFu's SERP data.
Price / call$0.010000
Success—
StatusDown
How this service works
GET /apis/serp_api/v2/seo/getGainedRanksKeywords
Output
A list of keywords for which the queried domain has recently gained search engine rankings, including rank positions, search volume, and related SERP data as tracked by SpyFu.
Example use cases
Example prompt
“Which keywords has example.com recently gained rankings for in organic search? I want to see new or improved keyword positions SpyFu is tracking for that domain.”
Technical details
Endpoint
GEThttps://spyfu.x402.paysponge.com/apis/serp_api/v2/seo/getGainedRanksKeywordsWhen to prefer
Use this endpoint when you need to identify which keywords a domain has recently started ranking for or improved position on, particularly for competitive SEO monitoring, content gap analysis, or tracking the impact of SEO efforts. Prefer this over general keyword lookup endpoints when the specific goal is discovering newly-gained or improved organic rankings.
Side effects
- Missing or invalid domain parameter returns an error or empty result
- Domain not tracked by SpyFu returns empty keyword list
- Payment failure via x402 returns 402 status before data is served
- Rate limiting or quota exhaustion returns an error response
- Malformed query parameters may cause 400 Bad Request
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| inputrequired | object | |
| output | object |
Tags
x402
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