Developer API

Build with GrowQR

Integrate URL shortening, QR generation, and analytics into your applications with our powerful REST API.

Get started in minutes

A single API call to create a short URL. It's that simple.

# Create a short URL

curl -X POST https://api.growqr.to/api/urls \

-H "Authorization: Bearer YOUR_API_KEY" \

-H "Content-Type: application/json" \

-d '{"originalUrl": "https://example.com/very-long-url"}'

# Response

{

"shortCode": "abc123",

"shortUrl": "https://growqr.to/abc123",

"originalUrl": "https://example.com/very-long-url"

}

Here are some of the most commonly used API endpoints.

POST/api/urlsCreate a short URL

GET/api/urls/:idGet URL details

GET/api/urls/:id/statsGet click analytics

POST/api/qr/generateGenerate a QR code

GET/api/campaignsList campaigns

POST/api/campaignsCreate a campaign

Clean, well-documented REST endpoints with JSON responses.

Secure authentication with API keys. Generate keys from your dashboard.

Get real-time notifications when links are clicked or campaigns update.

Generous rate limits: 100 req/min on Free, 1,000 on Pro, unlimited on Enterprise.

Official SDKs for Node.js, Python, PHP, and Go. Community libraries for more.

Full OpenAPI 3.0 specification available for code generation and testing.

Create a free account to get your API key and start integrating GrowQR into your apps.