Check CSV data for missing values, duplicate rows, schema mismatches and invalid
Check CSV data for missing values, duplicate rows, schema mismatches and invalid types. Returns a deterministic JSON quality report. Up to 1 MB and 10,000 rows. No AI model calls. $0.01 USDC per check. Resubmit the same payment and input to recover a response.
Answeringour last check, 2026-09-24
1 of 1checks answered this week
1157 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://grove.g-datalabs.com/api/data-check-paid
| Category | Everything else |
|---|---|
| Provider host | grove.g-datalabs.com |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 4 from 4 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-09-24 | valid payment request | 402 | $0.01 | 1157 ms |
Example input (from the provider)
{
"body": {
"authorizedToProcess": true,
"csv": "id,score\n1,10\n2,20\n",
"rules": {
"columns": [
{
"name": "id",
"required": true,
"type": "integer",
"unique": true
}
]
}
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"authorizedToProcess": {
"const": true,
"description": "Confirm permission to submit this data for processing.",
"type": "boolean"
},
"csv": {
"description": "UTF-8 CSV, at most 1,000,000 bytes, 10,000 data rows and 100 columns.",
"type": "string"
},
"rules": {
"additionalProperties": false,
"properties": {
"columns": {
"items": {
"additionalProperties": false,
"properties": {
"name": {
"type": "string"
},
"required": {
"type": "boolean"
},
"type": {
"enum": [
"string",
"number",
"integer",
"date",
"boolean"
]
},
"unique": {
"type": "boolean"
}
},
"required": [
"name"
],
"type": "object"
},
"type": "array"
},
"expectedColumns": {
"items": {
"type": "string"
},
"type": "array"
}
},
"type": "object"
}
},
"required": [
"csv",
"authorizedToProcess"
],
"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": {
"inputSha256": {
"type": "string"
},
"payment": {
"type": "object"
},
"rulesSha256": {
"type": "string"
},
"service": {
"const": "grove-data-check"
},
"summary": {
"type": "object"
}
},
"required": [
"service",
"summary",
"inputSha256",
"rulesSha256",
"payment"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}