| name | URL Metadata Fetcher |
| slug | url-metadata |
| description | 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.
|
| category | Utilities |
| tags | ["url","metadata","opengraph","seo","link-preview"] |
| price_per_call | 0 |
| input_schema | {"type":"object","properties":{"url":{"type":"string","description":"URL to fetch metadata from"}},"required":["url"]} |
| output_schema | {"type":"object","properties":{"title":{"type":"string"},"description":{"type":"string"},"og_image":{"type":"string"},"favicon":{"type":"string"}}} |
| metadata | {"requires":{"env":["CLAW0X_API_KEY"]}} |
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
- Sign up at claw0x.com
- Create API key in Dashboard
- 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
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
