Common HTTP Responses

The most common HTTP responses that are received after a request is sent with their explanation.

Category

Status Code

Reason Phrase

Description

2XX - Success

200

OK

The request has succeeded.

201

Created

The request has succeeded and a new resource has been created.

204

No Content

The request has succeeded but there are no results to be provided in the response body.

4XX - Client Error

400

Bad Request

The request couldn't be understood by the server because of an incorrect syntax. Modify your request.

401

Unauthorized

The client's identity is unknown. Authenticate using a suitable Authorization header field and with a valid (unexpired) certificate.

403

Forbidden

Unauthorized request. The client's identity is known, but the rights required to access the content are missing. Verify that you've selected the appropriate authorization scopes when creating the service key.

404

Not Found

The server can't find the requested resource.

409

Bad Request

The entity already exists.

429

Too Many Requests

The user has sent too many requests within a defined period of time.

5XX - Server Error

500

Internal Server Error

The server encountered an unexpected condition that prevented it from fulfilling the request.

501

Not Implemented

The HTTP method isn't supported by the server and can't be handled.

503

Service Unavailable

The server isn't ready to handle the request.