QR code generation API for agents at $0.001 USDC
QR code generation API for agents at $0.001 USDC. Call when you need a PNG or SVG QR from text or a URL for tickets, onboarding links, or receipts—without installing a QR library. Returns a self-contained data URI plus SHA-256 receipt via x402 on Base; the encoded destination is never fetched or validated. No API key, no subscription.
Answeringour last check, 2026-09-24
1 of 1checks answered this week
1485 msmedian answer time
$0.001listed price per call
$0.001price it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
POST https://api.delx.ai/api/v1/x402/qr-code
| Category | Code and developer |
|---|---|
| Provider host | api.delx.ai |
| Networks | eip155:8453, solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp |
| Payment schemes | exact |
| Self-reported calls, 30 days | 1 from 1 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-09-24 | valid payment request | 402 | $0.001 | 1485 ms |
Example input (from the provider)
{
"body": {
"data": "https://delx.ai",
"error_correction": "M",
"format": "png"
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"border": {
"default": 4,
"maximum": 16,
"minimum": 0,
"type": "integer"
},
"box_size": {
"default": 4,
"maximum": 8,
"minimum": 1,
"type": "integer"
},
"data": {
"description": "Text or URL to encode. Delx never fetches or validates the destination.",
"maxLength": 2048,
"minLength": 1,
"type": "string"
},
"error_correction": {
"default": "M",
"enum": [
"L",
"M",
"Q",
"H"
],
"type": "string"
},
"format": {
"default": "png",
"enum": [
"png",
"svg"
],
"type": "string"
},
"text": {
"description": "Alias for data.",
"maxLength": 2048,
"minLength": 1,
"type": "string"
}
},
"required": [
"data"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST",
"PUT",
"PATCH"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"attribution": "QR rendered locally by Delx; the encoded destination is supplied by the caller and is not fetched or validated.",
"bytes": 438,
"data_uri": "data:image/png;base64,<bounded-png>",
"error_correction": "M",
"format": "png",
"gross_margin_usd": 0.001,
"input_sha256": "a6e8f7c3d9b2a1e0f6c5d4b3a29180706050403020100ffeeddccbbaa99887766",
"media_type": "image/png",
"model": "qrcode-python",
"modules": 33,
"provider": "first-party",
"qr_id": "qr_8b4d5e6f7a8b9c0d1e2f3a4b5c6d7e8f",
"sale_price_usdc": 0.001,
"schema": "delx/qr-code/v1",
"scope": "qr_code",
"sha256": "8b4d5e6f7a8b9c0d1e2f3a4b5c6d7e8f901234567890abcdef1234567890ab",
"upstream_cost_usd": 0,
"version": 2
},
"type": {
"const": "json",
"type": "string"
}
},
"required": [
"type",
"example"
],
"type": "object"
}
},
"required": [
"input",
"output"
],
"type": "object"
}