Validate JSON against a JSON Schema (draft-07, 2019-09, 2020-12, with string for
Validate JSON against a JSON Schema (draft-07, 2019-09, 2020-12, with string formats): every violation with path, keyword and message. One instance, a JSON string, or up to 100 instances against one schema.
Answeringour last check, 2026-09-24
1 of 1checks answered this week
586 msmedian answer time
$0.002listed price per call
$0.002price 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://workbot1.oddsys.org/validate
| Category | Code and developer |
|---|---|
| Provider host | workbot1.oddsys.org |
| Networks | eip155:8453 |
| 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 |
|---|---|---|---|---|
| 2026-09-24 | valid payment request | 402 | $0.002 | 586 ms |
Example input (from the provider)
{
"body": {
"data": {
"age": 36,
"email": "ada@example.com"
},
"schema": {
"properties": {
"age": {
"minimum": 0,
"type": "integer"
},
"email": {
"format": "email",
"type": "string"
}
},
"required": [
"email"
],
"type": "object"
}
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"data": {
"description": "The instance to validate (any JSON value)."
},
"dataText": {
"description": "The instance as a JSON string (parsed first; parse errors are reported as a violation).",
"type": "string"
},
"items": {
"description": "Validate many instances against the one schema.",
"maxItems": 100,
"type": "array"
},
"schema": {
"description": "JSON Schema (draft-07 default; $schema may select 2019-09 or 2020-12). Remote $ref is rejected.",
"type": "object"
}
},
"required": [
"schema"
],
"type": "object"
},
"bodyType": {
"enum": [
"json"
],
"type": "string"
},
"method": {
"enum": [
"POST"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
}
}
}