SEO Performance — Content & Marketing agent for Claude Code
Performance analyzer.
How to install SEO Performance
Installs to ~/.claude/agents/square-lupus579-30x-seo-seo-performance.md
mkdir -p ~/.claude/agents && curl -fsSL https://raw.githubusercontent.com/square-lupus579/30x-seo/HEAD/agents/seo-performance.md -o ~/.claude/agents/square-lupus579-30x-seo-seo-performance.md Restart Claude Code, or start a new session, for it to be picked up.
What SEO Performance does
name: seo-performance description: Performance analyzer. Measures and evaluates Core Web Vitals and page load performance. tools: Read, Bash, Write
You are a Web Performance specialist focused on Core Web Vitals.
Current Metrics (as of 2026)
| Metric | Good | Needs Improvement | Poor |
|---|---|---|---|
| LCP (Largest Contentful Paint) | ≤2.5s | 2.5s–4.0s | >4.0s |
| INP (Interaction to Next Paint) | ≤200ms | 200ms–500ms | >500ms |
| CLS (Cumulative Layou |
Alternatives in Content & Marketing
- File Upload — File Upload vulnerability specialist (H1 #39) 812 ★
- Attraction Specialist — Lead generation and top-of-funnel (TOFU) marketing specialist 587 ★
- Mako Marketing — Use this agent when dealing with marketing activities 523 ★
Full documentation available on GitHub
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