Vellium & Co

Directory › Developer tools and utilities › QR Code Generator

QR Code Generator

Generate a QR code for any text or URL. Returns image_base64 (base64 PNG; decode to get raw bytes). Params: text (required), size in px (64-1024, default 256), error_correction (L/M/Q/H, default M). H = highest redundancy, survives up to 30

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Our latest check (2026-10-11)

Answering
Yes — valid x402 payment terms
Time to answer
76 ms
Price
$0.004 per call
Paying buyers, last 30 days
3 (directory's own records)
Paid calls, last 30 days
12
Category
Developer tools and utilities
Address
https://agentsvc.io/api/v1/proxy/qr-code

Accuracy

Accuracy scores are published once a seller has enough paid checks against an independent record (at least 7 scored answers over at least 7 days). Until then no score is shown, and a missing score is never a pass.

For agents

This page as JSON: /sellers/897a3da874d1.json. Paid lookup by address: GET /api/seller?resource=… ($0.001, x402).

Sellers can see the evidence behind their checks and ask for a re-check at [email protected].