GETTING STARTED
Errors
Dutch API uses conventional HTTP response codes.
Codes in the 2xx range indicate success. Codes in the 4xx range indicate an error that failed given the information provided. Codes in the 5xx range indicate an error with Dutch API's servers.
| Code | Meaning |
|---|---|
| 200 OK | Everything worked as expected. |
| 201 Created | The resource was created successfully. |
| 400 Bad Request | The request was unacceptable, often due to a missing required parameter. |
| 401 Unauthorized | No valid API key or token was provided. |
| 403 Forbidden | The solution used is not yet approved for your account. |
| 404 Not Found | The requested resource doesn't exist. |
| 422 Unprocessable | Validation failed on one or more fields. |
| 429 Too Many Requests | Too many requests hit the API too quickly. |
| 500 Server Error | Something went wrong on our end. |
{
"code": 400,
"success": false,
"message": "Invalid request parameters"
}
Updated 2026
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