# SpyFu

**Canonical:** https://apis.io/providers/spyfu/  
**Website:** https://www.spyfu.com/  
**APIs profiled:** 10

SpyFu is a competitive SEO and PPC intelligence platform that gives marketers and agencies programmatic access to competitor keyword rankings, ad history, backlinks, and domain performance data. The REST API covers eight research domains — Domain Stats, Ad History, PPC Research, SEO Research, Competitors, Kombat, Keyword Research, and Ranking History — and is indexed against 1.6 trillion search results, 8 billion keywords, and 152 million domains.

## Kin Score — 57.0 / 100 (strong)

Scored 2026-08-30 under rubric 0.17.2. Trend: flat (+0.0 from 57.0).

| Facet | Score |
|---|---|
| Discoverability | 81.5 |
| Contract Quality | 66.0 |
| Governance | 29.5 |
| Contract Governance | 29.5 |
| Operational Transparency | 50.0 |
| Developer Ergonomics | 33.9 |
| Commercial Clarity | 77.6 |
| Access Clarity | 77.6 |

## Agent readiness — 32.1 (agent-ready)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| Reversibility Documented | no |
| MCP Server | documented |
| Auth Clarity | bearer |
| Idempotency | no |
| Error Semantics | documented |
| OpenAPI Examples | verified |
| Rate Limit Signal | documented |
| Event Surface Described | no |
| Agent Skills | derived |
| Well Known Catalog | no |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | no |
| Delegated Identity | no |
| Protected Resource Metadata | no |
| Dynamic Client Registration | no |
| Agentic Commerce | no |

## Access

Paid · Self-serve signup — onboarding: self-serve, pricing: paid, trial: no (confidence: high).

## APIs (9)

- **SpyFu Account API API** — The Account API API from SpyFu — 3 operation(s) for account api.
- **SpyFu Ad History Research API API** — The Ad History Research API API from SpyFu — 3 operation(s) for ad history research api.
- **SpyFu Competitors API API** — The Competitors API API from SpyFu — 3 operation(s) for competitors api.
- **SpyFu Domain Stats API API** — The Domain Stats API API from SpyFu — 6 operation(s) for domain stats api.
- **SpyFu Keyword Research API API** — The Keyword Research API API from SpyFu — 7 operation(s) for keyword research api.
- **SpyFu Kombat API API** — The Kombat API API from SpyFu — 2 operation(s) for kombat api.
- **SpyFu PPC Research API API** — The PPC Research API API from SpyFu — 3 operation(s) for ppc research api.
- **SpyFu Ranking History API API** — The Ranking History API API from SpyFu — 3 operation(s) for ranking history api.
- **SpyFu SEO Research API API** — The SEO Research API API from SpyFu — 17 operation(s) for seo research api.

## MCP servers (1)

- **SpyFu MCP Server** — SpyFu serves a remote Model Context Protocol endpoint from its own developer portal host at https://developer.spyfu.com/mcp. A GET returns HTTP 200 with the plain-text body "Thi...

## Agentic access (1)

- **Spyfu Agentic Access** — 48 operations · 1 acting

## Security (2)

- **Spyfu Authentication** — apiKey/http · 3 schemes
- **Spyfu Domain Security** — TLSv1.3 · DMARC

## Plans (1)

- **Spyfu Plans Pricing**

## Tags

SEO, PPC, Competitive Intelligence, Keyword Research, Ad History, Backlinks, Domain Analytics, SERP

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/spyfu/). Scores are computed from the provider's own public artifacts under a published rubric.