Categories · Backlink Data APIs

Ahrefs API vs Serpstat API

Ahrefs API and Serpstat API are both Backlink Data APIs, compared here on pricing, compliance, capabilities, and developer experience from structured, cited data - not reviews or paid placement. Serpstat API starts lower at $100 per month vs $449 for Ahrefs API. On compliance, Ahrefs API additionally documents SOC 2. For coding-agent use, Serpstat API scores higher on agent-friendliness (55 vs 50).

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)
FieldAhrefs APISerpstat API
Starting price$449 month$100 month
Pricing modelHybridSubscription
Free tier
Self-serve signup
SOC 2In progress·
HIPAA··
GDPR
Webhooks·
Sandbox
Documented actions7151

Full data and citations: Ahrefs API · Serpstat API. See more Backlink Data APIs.