Link Preview API.
Free. Fast. Simple.

Extract metadata and generate preview cards from any URL with a single API call. No headless browsers needed.

100 req/day free No credit card Sub-50ms edge response JSON + SVG output

Try It Now — No Signup Required

This calls the real API. Results are cached for 1 hour.

Features

📋

Metadata Extraction

Title, description, OG image, favicon — parsed from Open Graph, Twitter Cards, and meta tags.

🖼️

SVG Preview Cards

Auto-generated preview card images. Embed with a single <img> tag, no JavaScript needed.

⚡

Edge-Powered

Runs on Cloudflare's 300+ locations. Sub-50ms responses worldwide.

💾

Smart Caching

Results cached for 1 hour. Cache status returned via X-Cache header.

Quick Start

1. Get your free API key:

curl -X POST https://linkpeek-api.linkpeek.workers.dev/v1/register \
  -H "Content-Type: application/json" \
  -d '{"email": "you@example.com"}'

2. Get link metadata (JSON):

curl "https://linkpeek-api.linkpeek.workers.dev/v1/preview?url=https://github.com&key=YOUR_KEY"

3. Embed a preview card:

<img src="https://linkpeek-api.linkpeek.workers.dev/v1/preview/image?url=https://github.com&key=YOUR_KEY" />

Full API documentation: /docs

How It Compares

	LinkPeek	Microlink	OpenGraph.io
Free tier	100/day	50/day	100/mo
Pro price	$9/mo	$20/mo	$12/mo
SVG cards	Yes	No	No
Edge network	300+ PoPs	Limited	Limited
Setup	Email only	Account	Account

Pricing

Free

$0/mo

100 requests/day
JSON metadata
SVG preview cards
1-hour cache
Rate limit headers

Get Started

Pro

$9/mo

5,000 requests/day
Everything in Free
PNG screenshots (coming)
Priority support

Business

$29/mo

50,000 requests/day
Everything in Pro
Custom templates
SLA guarantee

Get Your Free API Key

No credit card. Start in 10 seconds.