JSON Schema Validator

Validate JSON data against a JSON Schema definition

POST


                    api/v1/validate-json-schema

Validate JSON data against a JSON Schema definition

Rate Limiting

Standard rate limits apply to this endpoint.

Authentication

This endpoint requires authentication via API key. You can use the sandbox mode for testing without registering. See the authentication guide for details.

Query Parameters

Parameter	Type	Required	Description
`data`	string	Required	The data parameter
`schema`	string	Required	The schema parameter

Response details for this API endpoint. See the response format guide for the standard response structure.

Example Response

{
    "status": "success",
    "http_code": 200,
    "code": "SUCCESS",
    "message": "JSON Schema validation completed",
    "data": {
        "valid": true,
        "errors": [],
        "validated_at": "2025-05-19T12:00:00+00:00"
    }
}

Example Usage

Here's how to use this endpoint in various languages. For more examples, see our code examples page.

cURL

curl -X POST \
    "https://apixies.io/api/v1/validate-json-schema" \
    -H "X-API-Key: YOUR_API_KEY"

JavaScript

fetch("https://apixies.io/api/v1/validate-json-schema", {
    method: "POST",
    headers: {
        "Content-Type": "application/json",
        "X-API-Key": "YOUR_API_KEY"
    }
})
.then(response => response.json())
.then(data => console.log(data))
.catch(error => console.error("Error:", error));

PHP

$ch = curl_init();

curl_setopt($ch, CURLOPT_URL, "https://apixies.io/api/v1/validate-json-schema");
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_HTTPHEADER, [
    "Content-Type: application/json",
    "X-API-Key: YOUR_API_KEY"
]);

$response = curl_exec($ch);
curl_close($ch);

echo $response;

Try It Yourself

Test this endpoint directly from your browser using our API sandbox. No authentication required for testing.

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API Endpoint

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Response

Send a request to see the response

Common Use Cases

API request validation

Validate incoming API request bodies against JSON Schema definitions. Ensure clients send correctly structured data before processing.

Configuration file validation

Validate JSON configuration files against schemas in CI/CD pipelines. Catch configuration errors before deployment.

Data migration verification

Verify that migrated data conforms to the target system's JSON schema. Catch structural issues before importing.

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Explore related endpoints that work well with JSON Schema Validator.

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