Render a self-contained OpenSCAD model and perform bounded slicer checks
Render a self-contained OpenSCAD model and perform bounded slicer checks
50000 (raw units)
price
5
calls / 30d
1
unique payers
2026-09-11
updated
Provider
print.api.williamrobinson.dev · discovered, not yet claimed by its owner
Payment (x402 accepts[])
[
{
"scheme": "exact",
"network": "eip155:8453",
"payTo": "0x26026370fe8b2bb17af9092a17691c76519366da",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"amount": "50000",
"maxTimeoutSeconds": 300
}
]Output schema
{
"bazaar": {
"info": {
"input": {
"body": {
"maxSizeMm": [
220,
220,
250
],
"parameters": {
"height": 12,
"width": 24
},
"profile": "fdm-pla-0.4",
"source": "width = 20; depth = 30; height = 10; cube([width, depth, height]);"
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"artifacts": [
{
"href": "https://example.invalid/v1/print/artifacts/token/report.json",
"mediaType": "application/json",
"name": "report.json",
"sha256": "0000000000000000000000000000000000000000000000000000000000000000",
"sizeBytes": 512
}
],
"checks": [
{
"code": "within_max_size",
"detail": "Model bounds fit the requested maximum size.",
"status": "passed"
}
],
"expiresAt": "2026-01-02T03:04:05.000Z",
"limitations": [
"Slicer output and geometric checks do not prove physical strength or print success."
],
"model": {
"boundsMm": {
"max": [
24,
30,
12
],
"min": [
0,
0,
0
],
"size": [
24,
30,
12
]
},
"triangleCount": 12,
"volumeMm3": 8640,
"watertight": true
},
"parametersApplied": {
"height": 12,
"width": 24
},
"profile": "fdm-pla-0.4",
"recommendations": [],
"status": "passed",
"tools": {
"openscad": "OpenSCAD version 2021.01",
"slicer": "PrusaSlicer 2.6.0"
},
"warnings": []
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"additionalProperties": false,
"properties": {
"maxSizeMm": {
"default": [
220,
220,
250
],
"items": {
"exclusiveMinimum": 0,
"maximum": 1000,
"type": "number"
},
"maxItems": 3,
"minItems": 3,
"type": "array"
},
"parameters": {
"additionalProperties": {
"anyOf": [
{
"description": "Maximum 512 UTF-8 bytes.",
"maxLength": 512,
"type": "string"
},
{
"maximum": 1000000,
"minimum": -1000000,
"type": "number"
},
{
"type": "boolean"
}
]
},
"default": {},
"description": "Overrides must name unique top-level scalar literal assignments, not derived expressions or reserved names.",
"maxProperties": 64,
"propertyNames": {
"pattern": "^[A-Za-z_][A-Za-z0-9_]{0,63}$"
},
"type": "object"
},
"profile": {
"default": "fdm-pla-0.4",
"enum": [
"fdm-pla-0.4",
"fdm-petg-0.4"
],
"type": "string"
},
"source": {
"description": "Self-contained OpenSCAD, interpreted in millimetres; maximum 16 KiB UTF-8 before and after overrides. External imports are prohibited.",
"maxLength": 16384,
"minLength": 1,
"type": "string"
}
},
"required": [
"source"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"additionalProperties": false,
"properties": {
"artifacts": {
"items": {
"additionalProperties": false,
"properties": {
"href": {
"format": "uri",
"type": "string"
},
"mediaType": {
"maxLength": 128,
"minLength": 1,
"type": "string"
},
"name": {
"enum": [
"model.scad",
"model.stl",
"model.gcode",
"profile.ini",
"preview.png",
"report.json"
],
"type": "string"
},
"sha256": {
"pattern": "^[a-f0-9]{64}$",
"type": "string"
},
"sizeBytes": {
"minimum": 0,
"type": "integer"
}
},
"required": [
"name",
"mediaType",
"sizeBytes",
"sha256",
"href"
],
"type": "object"
},
"maxItems": 6,
"type": "array"
},
"checks": {
"items": {
"additionalProperties": false,
"properties": {
"code": {
"maxLength": 128,
"minLength": 1,
"type": "string"
},
"detail": {
"maxLength": 4096,
"type": "string"
},
"status": {
"enum": [
"passed",
"failed",
"not_checked"
],
"type": "string"
}
},
"required": [
"code",
"status",
"detail"
],
"type": "object"
},
"maxItems": 32,
"type": "array"
},
"expiresAt": {
"format": "date-time",
"type": "string"
},
"limitations": {
"items": {
"maxLength": 4096,
"type": "string"
},
"maxItems": 16,
"type": "array"
},
"model": {
"anyOf": [
{
"type": "null"
},
{
"additionalProperties": false,
"properties": {
"boundsMm": {
"additionalProperties": false,
"properties": {
"max": {
"items": {
"type": "number"
},
"maxItems": 3,
"minItems": 3,
"type": "array"
},
"min": {
"items": {
"type": "number"
},
"maxItems": 3,
"minItems": 3,
"type": "array"
},
"size": {
"items": {
"type": "number"
},
"maxItems": 3,
"minItems": 3,
"type": "array"
}
},
"required": [
"min",
"max",
"size"
],
"type": "object"
},
"triangleCount": {
"minimum": 0,
"type": "integer"
},
"volumeMm3": {
"minimum": 0,
"type": "number"
},
"watertight": {
"type": "boolean"
}
},
"required": [
"triangleCount",
"boundsMm",
"volumeMm3",
"watertight"
],
"type": "object"
}
]
},
"parametersApplied": {
"additionalProperties": {
"anyOf": [
{
"description": "Maximum 512 UTF-8 bytes.",
"maxLength": 512,
"type": "string"
},
{
"maximum": 1000000,
"minimum": -1000000,
"type": "number"
},
{
"type": "boolean"
}
]
},
"default": {},
"description": "Overrides must name unique top-level scalar literal assignments, not derived expressions or reserved names.",
"maxProperties": 64,
"propertyNames": {
"pattern": "^[A-Za-z_][A-Za-z0-9_]{0,63}$"
},
"type": "object"
},
"profile": {
"enum": [
"fdm-pla-0.4",
"fdm-petg-0.4"
],
"type": "string"
},
"recommendations": {
"items": {
"additionalProperties": false,
"properties": {
"code": {
"maxLength": 128,
"type": "string"
},
"message": {
"maxLength": 4096,
"type": "string"
}
},
"required": [
"code",
"message"
],
"type": "object"
},
"maxItems": 32,
"type": "array"
},
"status": {
"enum": [
"passed",
"rejected"
],
"type": "string"
},
"tools": {
"additionalProperties": false,
"properties": {
"openscad": {
"type": "string"
},
"slicer": {
"type": "string"
}
},
"required": [
"openscad",
"slicer"
],
"type": "object"
},
"warnings": {
"items": {
"maxLength": 4096,
"type": "string"
},
"maxItems": 32,
"type": "array"
}
},
"required": [
"status",
"profile",
"parametersApplied",
"tools",
"model",
"checks",
"warnings",
"recommendations",
"limitations",
"expiresAt",
"artifacts"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
},
"builder-code": {
"info": {
"s": [
"cdp_sdk_server"
]
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"additionalProperties": false,
"properties": {
"a": {
"description": "App builder code",
"pattern": "^[a-z0-9_]{1,32}$",
"type": "string"
},
"s": {
"description": "Service builder codes",
"items": {
"pattern": "^[a-z0-9_]{1,32}$",
"type": "string"
},
"maxItems": 11,
"type": "array"
},
"w": {
"description": "Wallet builder code",
"pattern": "^[a-z0-9_]{1,32}$",
"type": "string"
}
},
"type": "object"
}
},
"eip2612GasSponsoring": {},
"erc20ApprovalGasSponsoring": {},
"payment-identifier": {
"info": {
"required": true
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"id": {
"maxLength": 128,
"minLength": 16,
"pattern": "^[a-zA-Z0-9_-]+$",
"type": "string"
},
"required": {
"type": "boolean"
}
},
"required": [
"required"
],
"type": "object"
}
}
}Use it
curl
curl "https://print.api.williamrobinson.dev/v1/print/validate" # -> 402 Payment Required, accepts[] lists how to pay # retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid
JavaScript
const res = await fetch("https://print.api.williamrobinson.dev/v1/print/validate");
if (res.status === 402) {
const { accepts } = await res.json();
// pay one of accepts[] via an x402 client, then retry with the payment header
}Python
import httpx
res = httpx.get("https://print.api.williamrobinson.dev/v1/print/validate")
if res.status_code == 402:
accepts = res.json()["accepts"]
# pay one of accepts[] via an x402 client, then retry with the payment headerMachine-readable
Everything on this page is also available as clean JSON at /resources/8219.json, and this resource appears in /discovery/resources and /discovery/search.