# LLMs.txt for yaSEO
# https://yaseo.app/llms.txt
# Last updated: 2026-04-12

## Description
yaSEO is a free SEO website analyzer and audit tool. No login required. Check meta tags, headings, page speed, broken links, Core Web Vitals, and get instant SEO scores with actionable recommendations. Includes AI-powered optimization suggestions, PDF export, and shareable reports.

## Base URL
https://yaseo.app

## Documentation
Help Center: https://yaseo.app/faq
SEO Basics: https://yaseo.app/seo-basics
Blog: https://yaseo.app/blog

## Main Tools
SEO Analyzer: https://yaseo.app/ - Full SEO audit with 7 tabs (Overview, Content, Speed, Keywords, Links, Mobile, Preview)
SEO Checker: https://yaseo.app/seo-checker - Standalone SEO checker with detailed analysis
Page Speed Checker: https://yaseo.app/page-speed-checker - Analyze loading speed and Core Web Vitals
Broken Link Checker: https://yaseo.app/broken-link-checker - Find dead links on any website
Meta Tags Checker: https://yaseo.app/meta-tags-checker - Analyze meta tags and social previews
Canonical URL Checker: https://yaseo.app/tools/canonical-url-checker - Detect canonical chains and loops
Image Alt Checker: https://yaseo.app/tools/image-alt-checker - Find images missing alt text
Hreflang Checker: https://yaseo.app/hreflang-checker - Validate international SEO tags
Free SEO Tools: https://yaseo.app/free-seo-tools - Browse all available tools

## Key Features
- On-page SEO analysis (titles, meta descriptions, headings)
- Page speed and Core Web Vitals (LCP, FID, CLS, INP)
- Mobile vs desktop analysis
- Broken link detection
- Image SEO audit (alt text, dimensions, formats)
- Keyword density analysis
- Social media preview (Google, Facebook, Twitter)
- AI-powered optimization suggestions
- PDF report export
- Shareable SEO reports
- Scan history and domain tracking

## Blog Resources
LLMs.txt & GEO Guide: https://yaseo.app/blog/llms-txt-geo-optimization - Complete guide to Generative Engine Optimization
Core Web Vitals: https://yaseo.app/blog/core-web-vitals - Technical guide for page speed
Image SEO: https://yaseo.app/blog/image-seo - Complete image optimization guide
Heading Hierarchy: https://yaseo.app/blog/heading-hierarchy - Fix heading structure issues
Action Priority Matrix: https://yaseo.app/blog/action-priority-matrix - Prioritize SEO tasks
Zero-Budget SEO: https://yaseo.app/blog/zero-budget-seo - Free SEO tactics

## PRO Features
Action Priority Matrix: AI-generated task prioritization based on impact × effort
Readability Score: Flesch Reading Ease analysis
Domain Rank Analysis: Technical domain authority signals
Core Web Vitals API: Real user metrics from PageSpeed Insights
Scan History: Unlimited scans with domain organization

## Contact
Support: https://yaseo.app/contact
About: https://yaseo.app/about
Pricing: https://yaseo.app/pricing

## Technical
Sitemap: https://yaseo.app/sitemap.xml
RSS Feed: https://yaseo.app/rss.xml