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x402-gateway QR Code & Barcode Generator
x402
x402-gateway QR Code & Barcode Generator is a paid API for AI agents from x402.freeq.one, paid per call via x402, $0.002/call, status unknown (last checked 2026-09-13).
Generates a QR code or barcode image (SVG or PNG) for a given data string and symbology, returning a base64-encoded image via a pay-per-call API.
Price / call$0.002
Success—
StatusUnknown
How this service works
x402-gateway tool: qr_generator — Generate a QR code or barcode as an image (SVG or PNG). Returns a base64-encoded image (MCP content type image). Symbologies: qrcode/qr, code128, code39, ean13, ean8, upca, upce, isbn10, isbn13, issn, itf, gs1-128, databar.
Output
A base64-encoded image (PNG or SVG) of the requested QR code or barcode, returned as an MCP content type image that can be embedded directly in documents or rendered in a browser.
Example use cases
Product barcode for retail packaging
“Create an EAN-13 barcode as a PNG for the product code 5901234123457 — I need to put it on my packaging label.”
QR code for business card
“Generate a QR code in SVG format encoding 'https://linkedin.com/in/janedoe' so I can embed it on my digital business card.”
ISBN barcode for book cover
“Make an ISBN-13 barcode image for 978-3-16-148410-0 in PNG format for my book cover design.”
Technical details
Endpoint
POSThttps://x402.freeq.one/tools/qr_generatorWhen to prefer
Choose this endpoint when you need a programmatic, pay-per-call barcode or QR code generator that returns base64-encoded images directly usable in MCP agent workflows, supports a wide range of symbologies (QR, Code128, EAN, UPC, ISBN, GS1-128, ITF, ISSN, DataBar), and requires no setup or subscription — just micro-payments at $0.001 USDC per call.
Side effects
- Invalid or unsupported symbology returns an error
- Data string incompatible with chosen symbology (e.g. non-numeric data for EAN-13) causes generation failure
- Invalid image format specification
- Payment failure or insufficient USDC balance prevents call
- Malformed request body returns HTTP 4xx error
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| data | string | Data to encode (URL or text for QR; numeric for EAN/UPC) |
| type | string | Output image format (default svg) |
| format | string | Barcode symbology; use qrcode (or qr) for QR codes |
Output
Schema · Response
{
"type": "json",
"example": {
"result": {}
}
}Tags
x402
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