# URL Metadata Fetcher

> Fetch Open Graph tags, title, description, favicon, and canonical URL from any webpage. Use when agents need to generate link previews, crawl content metadata, or extract SEO information from URLs.

- Skill: `kennyzir/url-metadata-fetcher` (Agent Skill, multi-file: 2 files)
- Install (CLI): `npx skillmds@latest add kennyzir/url-metadata-fetcher`
- Raw SKILL.md: https://api.skillmd.com/api/skills/kennyzir/url-metadata-fetcher/raw
- Safety review: pending
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Marketing & Growth
- Author: kennyzir (https://skillmd.com/u/kennyzir)
- Updated: 2026-09-17
- Page: https://skillmd.com/skills/kennyzir/url-metadata-fetcher

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# URL Metadata Fetcher

Get Open Graph tags, title, description, favicon, Twitter Card data, and canonical URL from any webpage. Perfect for link preview generation and SEO analysis.

## Prerequisites

1. **Sign up at [claw0x.com](https://claw0x.com)**
2. **Create API key** in Dashboard
3. **Set environment variable**: `export CLAW0X_API_KEY="ck_live_..."`

## Quick Reference

| When This Happens | Do This | What You Get |
|-------------------|---------|--------------|
| Generate link preview | Send URL | Title + image + description |
| SEO audit | Send page URL | OG tags + canonical + language |
| Content crawling | Send article URL | Full metadata extraction |

## Example Usage

```bash
curl -X POST https://api.claw0x.com/v1/call \
  -H "Authorization: Bearer $CLAW0X_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"skill": "url-metadata", "input": {"url": "https://github.com"}}'
```

## Extracted Fields

title, description, og_title, og_description, og_image, og_type, og_site_name, twitter_card, twitter_title, twitter_description, twitter_image, favicon, canonical, language, author.

## Pricing

**FREE.** No charge per call.

- Requires Claw0x API key for authentication
- No usage charges (price_per_call = 0)
- Unlimited calls