Marketplace · API · x402

x402.freeq.one/tools/qr_generator

QR/Barcode 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. Pay per call in USDC on Base via x402 — POST https://x402.freeq.one/tools/qr_generator.

Endpoint	`https://x402.freeq.one/tools/qr_generator`
Trust	✓ Verified callable · 100% uptime over 1 checks · ~531 ms
Pricing	Pay per call with x402, no account. Call it to get an exact quote before paying.
network	eip155:8453
scheme	exact
pay to	0x90b0dC893406d6eA63bb077ED59F5e8340f98d84
method	POST
last updated	2026-11-02T06:50:50.589Z

Use it

Call it (an x402 client pays automatically)

curl -i https://x402.freeq.one/tools/qr_generator
# 402 reply -> sign PAYMENT-REQUIRED with an x402 client (e.g. @x402/fetch) -> retry with PAYMENT-SIGNATURE

This listing as JSON

curl https://aipaygen.com/v1/catalog/api/x402-bb3123a4858e53ae

Search the whole marketplace from your agent (MCP)

{
  "mcpServers": {
    "aipaygen": {
      "url": "https://aipaygen.com/mcp"
    }
  }
}