Claude SEO

Claude SEO is a free open-source SEO audit toolkit that coordinates specialist agents in the terminal.

Claude SEO is a free, open-source SEO audit toolkit built for Claude Code. It complements browser-based platforms such as Ahrefs, Semrush, and SE Ranking with a local terminal workflow. Run an audit to coordinate specialists and produce evidence, a heuristic health score, and a prioritized action plan. The tool covers multiple SEO disciplines including technical SEO, content quality, schema markup detection, generative engine optimization, local SEO, and e-commerce SEO. It auto-detects business types and tailors recommendations to your industry while integrating with MCP servers including official Ahrefs and Semrush APIs.

Claude SEO at a glance

Best for: Marketer
Runs on: macOS, Linux, Windows, CLI
Pricing: Free forever (MIT licensed)
Released: February 2026
Category: AI agent tool
Website: claude-seo.md

Key features

Technical SEO and crawlability analysis
E-E-A-T and content quality checks
Schema.org markup and JSON-LD generation
Generative Engine Optimization for AI platforms
Local SEO and Google Business Profile auditing
Backlink analysis via external APIs
Automated SEO health scoring from 0 to 100

Use it for

Running a full site SEO audit in the terminal
Generating structured schema markup
Auditing technical SEO and security headers
Analyzing backlink profiles without paid subscriptions

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