Print size from image pixels at a DPI, or the pixels and megapixels needed for a
Print size from image pixels at a DPI, or the pixels and megapixels needed for a print size; with viewing-distance advice.
Answeringour last check, 2026-10-21
1 of 1checks answered this week
872 msmedian answer time
$0.02listed price per call
$0.02price 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
GET https://photo-calc.x402tookit.com/print-size
| Category | Image and media |
|---|---|
| Provider host | photo-calc.x402tookit.com |
| Networks | eip155:137, eip155:42161, 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 |
|---|---|---|---|---|
| 2026-10-21 | valid payment request | 402 | $0.02 | 872 ms |
Example input (from the provider)
{
"method": "GET",
"queryParams": {
"dpi": 300,
"heightPx": 4000,
"widthPx": 6000
},
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"dpi": {
"description": "Target print resolution (default 300)",
"type": "number"
},
"heightPx": {
"description": "Image height in pixels",
"type": "integer"
},
"printHeightIn": {
"description": "Print height in inches",
"type": "number"
},
"printWidthIn": {
"description": "Print width in inches (for pixels needed)",
"type": "number"
},
"widthPx": {
"description": "Image width in pixels (for print size)",
"type": "integer"
}
},
"required": [],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"asOf": {
"type": [
"null",
"string"
]
},
"atDpi": {
"properties": {
"100": {
"properties": {
"heightCm": {
"type": [
"null",
"number"
]
},
"heightIn": {
"type": [
"null",
"number"
]
},
"widthCm": {
"type": [
"null",
"number"
]
},
"widthIn": {
"type": [
"null",
"number"
]
}
},
"type": [
"null",
"object"
]
},
"150": {
"properties": {
"heightCm": {
"type": [
"null",
"number"
]
},
"heightIn": {
"type": [
"null",
"number"
]
},
"widthCm": {
"type": [
"null",
"number"
]
},
"widthIn": {
"type": [
"null",
"number"
]
}
},
"type": [
"null",
"object"
]
},
"200": {
"properties": {
"heightCm": {
"type": [
"null",
"number"
]
},
"heightIn": {
"type": [
"null",
"number"
]
},
"widthCm": {
"type": [
"null",
"number"
]
},
"widthIn": {
"type": [
"null",
"number"
]
}
},
"type": [
"null",
"object"
]
},
"300": {
"properties": {
"heightCm": {
"type": [
"null",
"number"
]
},
"heightIn": {
"type": [
"null",
"number"
]
},
"widthCm": {
"type": [
"null",
"number"
]
},
"widthIn": {
"type": [
"null",
"number"
]
}
},
"type": [
"null",
"object"
]
}
},
"type": [
"null",
"object"
]
},
"chosen": {
"properties": {
"heightCm": {
"type": [
"null",
"number"
]
},
"heightIn": {
"type": [
"null",
"number"
]
},
"widthCm": {
"type": [
"null",
"number"
]
},
"widthIn": {
"type": [
"null",
"number"
]
}
},
"t