HTTP Status Codes Reference
Learn common HTTP status codes used in APIs and web development.
200OK
The request succeeded.
201Created
The request succeeded and a resource was created.
204No Content
The server processed the request but returned no content.
400Bad Request
The server could not understand the request.
401Unauthorized
Authentication is required.
403Forbidden
The client does not have permission.
404Not Found
The requested resource could not be found.
409Conflict
The request conflicts with the current state.
500Internal Server Error
The server encountered an unexpected condition.
503Service Unavailable
The server is temporarily unable to handle the request.