🚀 Powered by Claude AI

Generate High-Converting
Ad Copy in Seconds

AI-powered copywriting for Facebook, Google Ads, Instagram, TikTok, email campaigns, and more. 5 endpoints, 15 languages.

Get Free API Key View Docs

Facebook Ads Google Ads Instagram TikTok Email LinkedIn

What you get

5 AI Copywriting Endpoints

📢

Ad Copy Generator

Platform-specific ads for Facebook, Google, Instagram, TikTok. Headline + body + CTA.

📧

Email Copywriter

Subject lines, preview text, full email body, and CTA. Optimized for opens and clicks.

🛍️

Product Descriptions

Short, long-form descriptions plus bullet points. Convert browsers into buyers.

💡

Headline Generator

Generate 5–10 headlines per request. A/B test until you find the winner.

📱

Social Media Posts

Organic posts with hashtags for Instagram, Facebook, LinkedIn, TikTok.

🌍

15 Languages

EN, UK, RU, PL, DE, FR, ES, IT, PT, ZH, JA, AR, TR, CS, RO.

Live example

Response Preview

POST /api/ad-copy

{ "product": "Online yoga course", "audience": "busy moms", "platform": "facebook" }

HEADLINE

"Find Your Calm in 20 Minutes a Day — Even With Kids Around"

BODY

Finally, yoga designed for real moms. Short sessions that fit into school runs, nap times, and stolen moments. 500+ moms already more flexible, less stressed.

CTA

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Simple pricing

Plans & Pricing

Free

$0/mo

5 requests / day

All 5 endpoints
15 languages
JSON API
No credit card needed

Get API Key

Quick Start

Get your API key below, then make your first request in seconds.

# Get your API key (free)
curl -X POST https://adcopy.marin-ai.online/register \
  -H "Content-Type: application/json" \
  -d '{"email": "you@example.com"}'

# Generate ad copy
curl -X POST https://adcopy.marin-ai.online/api/ad-copy \
  -H "X-API-Key: YOUR_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "product": "Wireless headphones",
    "audience": "remote workers",
    "platform": "facebook",
    "tone": "casual",
    "language": "en"
  }'

Generate High-ConvertingAd Copy in Seconds