QR Code Generator API

REST API to generate QR codes in PNG, JPG, SVG, and EPS formats. Simple, fast, and reliable.

Features

• Generate QR codes from URLs, text, emails, or phone numbers
• Multiple output formats: PNG, JPG, SVG, EPS
• Customizable size (default 300px)
• 5,000 requests/month on free tier
• 99.99% uptime, 780ms average latency
• Example Response:

Authentication

1. Create account at omkar.cloud

2. Get API key from omkar.cloud/api-key

3. Include API-Key header in requests

Quick Start

curl -X GET "https://qrcode-api.omkar.cloud/qrcode?data=https://github.com&format=png" \
  -H "API-Key: YOUR_API_KEY" \
  --output qrcode.png

Installation

Python

pip install requests

import requests

response = requests.get(
    "https://qrcode-api.omkar.cloud/qrcode",
    params={"data": "https://github.com", "format": "png"},
    headers={"API-Key": "YOUR_API_KEY"}
)

with open("qrcode.png", "wb") as f:
    f.write(response.content)

Node.js

npm install axios

import axios from "axios";
import fs from "fs";

const response = await axios.get("https://qrcode-api.omkar.cloud/qrcode", {
    params: { data: "https://github.com", format: "png" },
    headers: { "API-Key": "YOUR_API_KEY" },
    responseType: "arraybuffer"
});

fs.writeFileSync("qrcode.png", response.data);

API Reference

Endpoint

GET https://qrcode-api.omkar.cloud/qrcode

Headers

Header	Required	Description
API-Key	Yes	API key from omkar.cloud/api-key

Parameters

Parameter	Required	Description
data	Yes	Content to encode (URL, text, email, phone number)
format	Yes	Output format: png, jpg, jpeg, svg, eps
size	No	Image size in pixels (default: 300, minimum: 1)

Supported Data Types

Type	Example
URL	https://github.com
Plain text	Hello World
Email	mailto:email@example.com
Phone	tel:+1234567890

Max content length: ~2,900 characters. Shorter content = faster scanning.

Examples

Generate PNG QR code

response = requests.get(
    "https://qrcode-api.omkar.cloud/qrcode",
    params={"data": "https://example.com", "format": "png"},
    headers={"API-Key": "YOUR_API_KEY"}
)

with open("website_qr.png", "wb") as f:
    f.write(response.content)

Generate SVG for print

response = requests.get(
    "https://qrcode-api.omkar.cloud/qrcode",
    params={"data": "https://example.com", "format": "svg"},
    headers={"API-Key": "YOUR_API_KEY"}
)

with open("website_qr.svg", "wb") as f:
    f.write(response.content)

Custom size QR code

response = requests.get(
    "https://qrcode-api.omkar.cloud/qrcode",
    params={"data": "https://example.com", "format": "png", "size": 500},
    headers={"API-Key": "YOUR_API_KEY"}
)

with open("large_qr.png", "wb") as f:
    f.write(response.content)

Error Handling

response = requests.get(
    "https://qrcode-api.omkar.cloud/qrcode",
    params={"data": "https://example.com", "format": "png"},
    headers={"API-Key": "YOUR_API_KEY"}
)

if response.status_code == 200:
    with open("qrcode.png", "wb") as f:
        f.write(response.content)
elif response.status_code == 401:
    # Invalid API key
    pass
elif response.status_code == 429:
    # Rate limit exceeded
    pass

Rate Limits

Plan	Price	Requests/Month
Free	$0	5,000
Starter	$25	100,000
Grow	$75	1,000,000
Scale	$150	10,000,000

Questions? We have answers.

Reach out anytime. We will solve your query within 1 working day.