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Seoscoreapi

Runs 82 checks per URL across SEO, AI readability, SXO, AEO, and AIO, returning a 0-100 score and letter grade with actionable fixes.

seoscoreapi.comSEO ToolsMar 202645Squared

A free SEO audit API that scores any URL across on-page SEO, performance, accessibility, and AI readability in seconds. It solves the problem of programmatic SEO auditing for developers and small agencies. The target audience includes developers, marketers, and agencies, with a free tier and paid plans scaling to $99/month. It is positioned as an API-first alternative to enterprise SEO tools, designed to integrate into code, CI/CD, and AI agents.

Key features

  • 82 checks per URL
  • SEO, AI readability, SXO, AEO, AIO scoring
  • JSON response in seconds
  • SDKs for Python, Node, n8n, GitHub Actions
  • Historical tracking with score delta
  • Priority fix recommendations
  • Works on JavaScript sites and Cloudflare
  • Free tier with no card needed
Social posts
  • No social media activity detected
GTM channels
  • Blog
  • API
  • Docs
ICP
  • Software developers
  • Marketing teams
  • Agencies