LCP
Largest Contentful Paint (LCP) measures when the largest content element in the viewport becomes visible. This is typically:
- Skills
- Development
- 0
What it does and how to use it
A skill that teaches Claude Code to do development tasks well. It is packaged knowledge the model uses whenever it is relevant.
- Install the skill (command above).
- In Claude Code, describe what you need - the skill turns on by itself when the context fits.
- No commands to memorize: you talk in plain language and the skill does the rest.
Install (Claude Code)
mkdir -p .claude/skills/lcp && curl -fsSL https://doutorai.pt/data/lib/skills__lcp.md -o .claude/skills/lcp/SKILL.mdPaste this command into the terminal, in your project folder, and the component installs automatically.
Content
# LCP optimization reference
## What is LCP?
Largest Contentful Paint (LCP) measures when the largest content element in the viewport becomes visible. This is typically:
- An `<img>` element
- An `<image>` element inside `<svg>`
- A `<video>` element with poster image
- An element with a background image via `url()`
- A block-level element containing text nodes
## LCP timeline
```
[ Server Response ][ Resource Load ][ Render ]
TTFB Download Paint
└─────────────────────────────────────┘
LCP Time
```
## Detailed optimization
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