Render a barcode (Code128, Code39, EAN-13/8, UPC-A/E, ITF-14, DataMatrix, PDF417
Render a barcode (Code128, Code39, EAN-13/8, UPC-A/E, ITF-14, DataMatrix, PDF417) as SVG or PNG data URL.
Answeringour last check, 2026-09-24
1 of 1checks answered this week
477 msmedian answer time
$0.004listed price per call
$0.004price 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://qr.openverbs.com/v1/barcode
| Category | Everything else |
|---|---|
| Provider host | qr.openverbs.com |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 3 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 | $0.004 | 477 ms |
Example input (from the provider)
{
"body": {
"format": "svg",
"scale": 1,
"text": "example",
"type": "code128"
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"format": {
"description": "Output format. Defaults to svg.",
"enum": [
"svg",
"png"
],
"type": "string"
},
"height": {
"description": "Bar height in mm (linear types). Defaults to 10.",
"maximum": 100,
"minimum": 1,
"type": "integer"
},
"includeText": {
"description": "Print the human-readable value. Defaults to true.",
"type": "boolean"
},
"scale": {
"description": "Module scale. Defaults to 3.",
"maximum": 10,
"minimum": 1,
"type": "integer"
},
"text": {
"description": "Value to encode (numeric symbologies require digits).",
"maxLength": 512,
"minLength": 1,
"type": "string"
},
"type": {
"description": "Barcode symbology.",
"enum": [
"code128",
"code39",
"ean13",
"ean8",
"upca",
"upce",
"itf14",
"datamatrix",
"pdf417"
],
"type": "string"
}
},
"required": [
"text",
"type"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}