# SEO Mastery

> Comprehensive SEO optimization skills (English & Japanese) based on Google's official guidelines: technical SEO, content SEO, structured data (JSON-LD), Core Web Vitals, E-E-A-T, AI search (AI Overviews / AI Mode, llms.txt, AI crawler control), and site audits.

## Facts
- Page: https://tashan.sh/capability/plugin-kpab-seo-mastery-agent-skills-seo-mastery
- tashan id: plugin:kpab/seo-mastery-agent-skills/seo-mastery
- Source: https://github.com/kpab/seo-mastery-agent-skills
- Type: plugin
- Category: data
- tashan score: 51.0 / 100
- Adoption: 21.0
- Upkeep: not measured
- Freshness: 95.0
- Evidence coverage: 59% of the inputs this score can use
- Health: active
- Instruction depth: not yet graded
- GitHub stars: 11
- License: MIT
- Official: no

## Install

```sh
/plugin marketplace add kpab/seo-mastery-agent-skills
/plugin install seo-mastery@seo-mastery-agent-skills
```

## Security audit
Not scanned. We audit npm-published capabilities; this one has no npm package we can resolve, or has not reached the queue. This is not a clean bill of health.

---
Measured 2026-09-12 by tashan (https://tashan.sh) from public evidence. Scorer s5.