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Basalt QR Code Generator
x402
Basalt QR Code Generator is a paid API for AI agents from basalt-n6lt.onrender.com, paid per call via x402, $0.002/call, status unknown (last checked 2026-09-14).
Generates a QR code image (as a base64-encoded PNG) from any input text or URL string.
Price / call$0.002
Success—
StatusUnknown
How this service works
Basalt vende 8 herramientas a otros agentes de IA, cobrando por uso en USDC vía x402 sobre Base.
Output
Returns a JSON object containing the original input text echoed back, and a base64-encoded PNG image of the generated QR code as a data URI (data:image/png;base64,...) ready to embed in HTML or save to file.
Example use cases
QR code for event landing page
“Create a QR code for https://events.example.com/conference2025 so I can print it on the physical invitations.”
Encode WiFi credentials as QR
“Generate a QR code that encodes this WiFi password string: WIFI:T:WPA;S:GuestNetwork;P:OpenSesame123;; so guests can scan it to connect.”
Share contact info via QR
“Make a QR code for my vCard info: 'BEGIN:VCARD
FN:Jane Smith
TEL:+15551234567
END:VCARD' so people can scan it to save my contact details.”
Technical details
Endpoint
POSThttps://basalt-n6lt.onrender.com/qrcodeWhen to prefer
Choose this endpoint when you need a quick, low-cost ($0.002 USDC) programmatic QR code generation with a base64 PNG output suitable for embedding directly into web pages or documents, especially within agent workflows that already use x402/Base micropayments.
Side effects
- Empty or missing 'text' field may return an error or generate an empty QR code
- Very long strings may exceed QR code capacity limits and cause generation failure
- Service hosted on Render free tier may have cold-start latency or temporary unavailability
- Malformed JSON request body returns HTTP 4xx error
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| text | string |
Output
Schema · Response
{
"type": "json",
"example": {
"text": "https://basalt-n6lt.onrender.com",
"image": "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mNk+A8AAQUBAScY42YAAAAASUVORK5CYII="
}
}Tags
x402
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