Normalize caller-supplied CSV, TSV, JSON, JSON Lines, or YAML to deterministic JSON, infer
Normalize caller-supplied CSV, TSV, JSON, JSON Lines, or YAML to deterministic JSON, infer a Draft 2020-12 schema from that normalized value, and validate one future JSON value in a single x402 call.
35000 (raw units)
price
1
calls / 30d
1
unique payers
2026-08-31
updated
Provider
apiacre.com · discovered, not yet claimed by its owner
Payment (x402 accepts[])
[
{
"scheme": "exact",
"network": "eip155:8453",
"payTo": "0xa0BFa4f07281c9b248DC3AED2217836BcA24869B",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"amount": "35000",
"maxTimeoutSeconds": 300
},
{
"scheme": "exact",
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "B4CHWQeQn7GDLZD2aW6hpGG2bEseisBFLZYECA3HDLan",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"amount": "35000",
"maxTimeoutSeconds": 300
}
]Output schema
{
"bazaar": {
"info": {
"input": {
"body": {
"check_formats": true,
"content": "[{\"name\":\"Ada\",\"score\":98}]",
"format": "json",
"instance": [
{
"name": "Lin",
"score": 91
}
],
"max_errors": 25,
"root_mode": "records"
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"data": {
"contract": {
"inference": {
"csvEmptyStringsAsNull": false,
"csvNumericStringsCoerced": false,
"dialect": "https://json-schema.org/draft/2020-12/schema",
"tabularNumericStringsCoerced": false,
"version": "apiacre-schema-inference/3"
},
"input": {
"characters": 46,
"format": "json",
"records": 1,
"rootMode": "records",
"utf8Bytes": 46
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"items": {
"properties": {
"name": {
"type": "string",
"x-apiacre-observed": {
"missingCount": 0,
"nullCount": 0,
"presentCount": 1,
"sampleCount": 1,
"types": [
"string"
]
}
},
"score": {
"type": "integer",
"x-apiacre-observed": {
"missingCount": 0,
"nullCount": 0,
"presentCount": 1,
"sampleCount": 1,
"types": [
"integer"
]
}
}
},
"required": [
"name",
"score"
],
"type": "object",
"x-apiacre-observed": {
"missingCount": 0,
"nullCount": 0,
"presentCount": 1,
"sampleCount": 1,
"types": [
"object"
]
}
},
"type": "array",
"x-apiacre-observed": {
"missingCount": 0,
"nullCount": 0,
"presentCount": 1,
"sampleCount": 1,
"types": [
"array"
]
}
}
},
"normalized": {
"content": "[\n {\n \"name\": \"Ada\",\n \"score\": 98\n }\n]",
"format": "json",
"records": 1,
"rootMode": "records",
"sourceFormat": "json"
},
"pipeline": {
"deterministic": true,
"networkRequestsMade": 0,
"singlePaymentAuthorization": true,
"steps": [
"normalize-to-json",
"infer-draft-2020-12",
"validate-instance"
],
"version": "apiacre-data-contract/1"
},
"validation": {
"errorCount": 0,
"errorCountExact": true,
"instanceValid": true,
"schemaValid": true,
"valid": true
}
},
"meta": {
"cached": false,
"duration_ms": 42,
"next_actions": [],
"sources": [],
"warnings": []
},
"request_id": "018f1f54-7f38-7ba2-8dc3-5f90272d9f1a",
"service": "data.contract",
"version": "1"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"properties": {
"check_formats": {
"type": "boolean"
},
"content": {
"type": "string"
},
"format": {
"enum": [
"csv",
"tsv",
"json",
"jsonl",
"yaml"
],
"type": "string"
},
"instance": {},
"max_errors": {
"type": "integer"
},
"root_mode": {
"enum": [
"records",
"preserve"
],
"type": "string"
}
},
"required": [
"content",
"format",
"instance"
],
"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": {
"properties": {
"data": {
"additionalProperties": false,
"properties": {
"contract": {
"type": "object"
},
"normalized": {
"type": "object"
},
"pipeline": {
"type": "object"
},
"validation": {
"type": "object"
}
},
"required": [
"normalized",
"contract",
"validation",
"pipeline"
],
"type": "object"
},
"meta": {
"properties": {
"cached": {
"type": "boolean"
},
"duration_ms": {
"type": "integer"
},
"next_actions": {
"items": {
"type": "object"
},
"type": "array"
},
"sources": {
"items": {
"type": "string"
},
"type": "array"
},
"warnings": {
"items": {
"type": "string"
},
"type": "array"
}
},
"required": [
"duration_ms",
"cached",
"sources",
"warnings",
"next_actions"
],
"type": "object"
},
"request_id": {
"type": "string"
},
"service": {
"type": "string"
},
"version": {
"type": "string"
}
},
"required": [
"request_id",
"service",
"version",
"data",
"meta"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
},
"payment-identifier": {
"info": {
"required": false
},
"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://apiacre.com/v1/data/contract" # -> 402 Payment Required, accepts[] lists how to pay # retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid
JavaScript
const res = await fetch("https://apiacre.com/v1/data/contract");
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://apiacre.com/v1/data/contract")
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/2586.json, and this resource appears in /discovery/resources and /discovery/search.