$0.0002/call
$0.0002/call. Generate QR codes as PNG or SVG — size, error-correction, and margin control. 1¢ x402 min; remainder auto-credits — relaystation.ai/penny
Answeringour last check, 2026-09-25
1 of 1checks answered this week
646 msmedian answer time
$0.01listed price per call
$0.01price 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.relaystation.ai/v1/qr
| Category | Everything else |
|---|---|
| Provider host | api.relaystation.ai |
| Networks | eip155:8453 |
| 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 |
|---|---|---|---|---|
| 2026-09-25 | valid payment request | 402 | $0.01 | 646 ms |
Example input (from the provider)
{
"body": {
"data": "string",
"ecc": "L",
"format": "png",
"margin": 0,
"size": 64
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"properties": {
"data": {
"description": "The data to encode (\u2264 cputools.qr.max_data_len).",
"minLength": 1,
"type": "string"
},
"ecc": {
"description": "Error-correction level (default M).",
"enum": [
"L",
"M",
"Q",
"H"
],
"type": "string"
},
"format": {
"enum": [
"png",
"svg"
],
"type": "string"
},
"margin": {
"maximum": 16,
"minimum": 0,
"type": "integer"
},
"size": {
"maximum": 2048,
"minimum": 64,
"type": "integer"
}
},
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST",
"PUT",
"PATCH"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}