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QR Code Basic Generator
x402
QR Code Basic Generator is a paid API for AI agents from qr-api-production-1836.up.railway.app, paid per call via x402, $0.001/call, status unknown (last checked 2026-09-14).
Generates a black-on-white QR code PNG (returned as base64-encoded JSON) from any text or URL input.
Price / call$0.001
Success—
StatusUnknown
How this service works
Generate a QR code PNG (returned base64-encoded in JSON) for any text or URL using default black-on-white styling.
Output
A JSON object containing the QR code image as a base64-encoded PNG string, ready to embed in an img tag or decode and save as a file. The image uses default black modules on a white background.
Example use cases
QR code for event landing page
“Create a QR code for https://eventbrite.com/e/my-conference-2025 that I can print on the event poster.”
WiFi password QR code for office
“Generate a QR code that encodes the text 'WIFI:T:WPA;S:OfficeGuest;P:Welcome2024;;' so visitors can scan to join the guest network.”
QR code for contact vCard
“Make a QR code from this vCard text: 'BEGIN:VCARD\nFN:Jane Smith\nTEL:+15551234567\nEMAIL:jane@example.com\nEND:VCARD' so people can scan it to save my contact info.”
Technical details
Endpoint
POSThttps://qr-api-production-1836.up.railway.app/generate/basicWhen to prefer
Choose this endpoint when you need a simple, fast, no-frills black-on-white QR code for a single text or URL input. It is the cheapest and most straightforward option on this service. Prefer the styled endpoint if you need custom colors or module sizes, or the batch endpoint if you need to generate multiple QR codes in one call.
Side effects
- Input data exceeds 4296 characters — QR code capacity limit exceeded
- Missing or empty 'data' field — returns a validation error
- Malformed request body — returns 400 Bad Request
- Service unavailable on Railway hosting — returns 503 or timeout
- Invalid characters for chosen encoding mode — may cause encoding error
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| data | string | Text or URL to encode, up to 4296 characters. |
Tags
x402
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