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Categories · SEO & Keyword Data APIs

Keywords Everywhere vs SpyFu API

Keywords Everywhere and SpyFu API are both SEO & Keyword Data APIs, compared here on pricing, compliance, capabilities, and developer experience from structured, cited data - not reviews or paid placement. Keywords Everywhere offers a free tier while SpyFu API does not, so Keywords Everywhere is easier to trial before committing. On compliance, Keywords Everywhere additionally documents GDPR. For coding-agent use, SpyFu API scores higher on agent-friendliness (45 vs 40).

Comparedby a transparent data-readiness score computed from each API's published, sourced fields. No reviews, no paid placement. How we rank.

Data last verified 2026-06-06, with every field cited on each profile.

Head-to-head, from published, cited fields (auto-generated; no paid placement)
FieldKeywords EverywhereSpyFu API
Starting price$84 100,000 credits/year$89 month
Pricing modelHybridHybrid
Free tier✓✗
Self-serve signup✓✓
SOC 2·?
HIPAA··
GDPR✓·
Webhooks·✗
Sandbox✗✗
Documented actions1249

Full data and citations: Keywords Everywhere · SpyFu API. See more SEO & Keyword Data APIs.