# SpyFu MCP by usefulapi (io.usefulapi/spyfu): tool descriptions scored

- tools/list taken: 2026-11-02 (UTC)
- From: [Official MCP Registry](https://registry.modelcontextprotocol.io/v0/servers/io.usefulapi%2Fspyfu/versions/latest)
- Connected to: https://spyfu.usefulapi.io/mcp
- Homepage: https://usefulapi.io/spyfu/
- Repository: https://github.com/m190/usefulapi-mcp
- Scoring rules: v2
- Tools: 19
- Average: 50.0 / 100 (Cloudy)
- Near-identical pairs: 1

This page shows how SpyFu MCP by usefulapi (io.usefulapi/spyfu)'s tool descriptions scored, the issues found and the names of its tools and parameters. The descriptions are the server's own: read them where the copy came from.

Forecall asked the URL this server lists in the official MCP Registry for its tools/list once, on the date above, without calling any tool. The server may have changed since.

## Across the server

No server-wide issues.

## Tools

- `spyfu_get_keyword_information`: 43 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Arguments without a description: keywords.
  - Minor: Says nothing about what it returns.
- `spyfu_get_related_keywords`: 43 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Arguments without a description: keyword, type.
  - Minor: Says nothing about what it returns.
- `spyfu_get_term_ad_history`: 46 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Arguments without a description: keyword.
  - Minor: Says nothing about what it returns.
- `spyfu_find_matching_domains`: 47 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Arguments without a description: sort_by.
  - Minor: Says nothing about what it returns.
- `spyfu_get_bulk_domain_stats`: 47 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
- `spyfu_get_competing_keywords`: 47 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
- `spyfu_get_outranking_keywords`: 47 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
- `spyfu_get_domain_ad_history`: 49 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Arguments without a description: keyword_filter, sort_by.
  - Minor: String arguments with no constraint or example: keyword_filter.
  - Minor: Says nothing about what it returns.
- `spyfu_get_domain_stats_for_month`: 49 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
- `spyfu_get_ppc_keywords`: 49 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Arguments without a description: kind.
  - Minor: Says nothing about what it returns.
- `spyfu_get_serp_analysis`: 49 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Arguments without a description: keyword.
- `spyfu_get_api_usage`: 50 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
- `spyfu_get_domain_stats`: 52 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
- `spyfu_get_ranking_history`: 52 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Arguments without a description: query_type, sort_by.
  - Minor: Says nothing about what it returns.
- `spyfu_get_seo_keywords`: 52 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Arguments without a description: sort_by.
  - Minor: Says nothing about what it returns.
- `spyfu_get_top_competitors`: 53 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Arguments without a description: sort_by.
  - Minor: Says nothing about what it returns.
- `spyfu_get_top_pages`: 54 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
- `spyfu_get_paid_serps`: 59 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Arguments without a description: sort_by.
- `spyfu_get_domain_stats_history`: 62 / 100
  - Minor: Says nothing about what it returns.

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