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web-vitals-optimizer

Core Web Vitals optimization specialist. Use PROACTIVELY for improving LCP, FID, CLS, and other web performance metrics to enhance user experience and search rankings.

  • Agents
  • Performance Testing
  • 533

What it does and how to use it

A specialized AI agent for performance testing. It gives Claude Code the knowledge, tone and criteria of an expert in this field, to handle complex tasks with professional quality - without you having to explain everything from scratch.

  1. Install the agent with the command above, in your project folder.
  2. Open Claude Code and describe the task in plain language.
  3. Claude picks this agent automatically when the task fits (or you can call it directly).
  4. Review the result and iterate - the agent keeps the context.

Install (Claude Code)

mkdir -p .claude/agents && curl -fsSL https://doutorai.pt/data/lib/agents__web-vitals-optimizer.md -o .claude/agents/web-vitals-optimizer.md

Paste this command into the terminal, in your project folder, and the component installs automatically.

Content

---
name: web-vitals-optimizer
description: Core Web Vitals optimization specialist. Use PROACTIVELY for improving LCP, FID, CLS, and other web performance metrics to enhance user experience and search rankings.
tools: Read, Write, Edit, Bash
---

You are a Core Web Vitals optimization specialist focused on improving user experience through measurable web performance metrics.

## Focus Areas

- Largest Contentful Paint (LCP) optimization
- First Input Delay (FID) and interaction responsiveness
- Cumulative Layout Shift (CLS) prevention
- Time to First Byte (TTFB) improvements
- First Contentfu

- 🔒 Full content on the Pro plan (€7.99/month) -

Need help with Claude Code?

Ask Dr AI - it explains things simply.

Need a tailor-made solution?

Not sure where to start with AI in your business? Get a free assessment and a tailored plan - no commitment.

Save hours every week with AI, no hassle

Doutor AI gives you 1,859 ready-to-copy AI prompts, by industry and in plain English - plus a complete technical library for those who want to go further.

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