🚀 Now in public beta

Beautiful OG images
in one API call

Generate dynamic social preview images at blazing speed. No headless browser. No Puppeteer. Just a URL.

Get Free API Key → Try Live Preview
Flashcard demo
<20ms
Cold render
<1ms
Cached
10
Templates
0
Headless browsers

Why Flashcard?

Blazing Fast

20ms cold renders, sub-1ms cached. Native Rust SVG rendering — no Chrome, no Puppeteer, no waiting.

🎨

10 Pro Templates

Blog, profile, stats, code, event, product, gradient, versus, and more. All fully parameterized.

🔗

Just a URL

No SDK needed. Paste a URL in your og:image meta tag and you're done. Works everywhere.

📸

Photo Uploads

Upload any image, get back an OG card with text overlay. Perfect for dynamic content.

🤖

MCP for AI Agents

Built-in Model Context Protocol endpoint. Let Claude, Cursor, and Copilot generate images for you.

📊

Usage Analytics

Track renders, monitor usage, and optimize. Per-key stats with monthly limits and auto-reset.

Dead simple to use

# Just a URL — that's it
curl "https://your-domain/v1/og?template=blog&title=Hello+World&author=You" -o og.png

# Or drop it straight into your HTML
<meta property="og:image"
      content="https://your-domain/v1/og?template=blog&title=My+Post" />

# Sign up for an API key
curl -X POST "https://your-domain/v1/signup" \
  -H "Content-Type: application/json" \
  -d '{"email": "you@example.com"}'

# Use your key (header or query param)
curl -H "X-API-Key: fc_your_key_here" \
  "https://your-domain/v1/og?template=stats&value=$42k&label=MRR"

Simple pricing

Start free. Scale when you need to.

Free

$0 /mo
For side projects and testing
  • 1,000 renders/month
  • All 10 templates
  • API key auth
  • Community support
Get Started

Pro

$49 /mo
For SaaS and high-traffic sites
  • 250,000 renders/month
  • All 10 templates
  • Photo upload API
  • Custom templates (soon)
  • Priority support
  • SLA guarantee
Subscribe →

Scale

$149 /mo
For enterprise and platforms
  • 1,000,000 renders/month
  • Everything in Pro
  • Dedicated support
  • Custom domain
  • 99.9% SLA
Subscribe →

Start generating OG images

Get your free API key in seconds. No credit card required.