An uploaded file object.
| Property | Type | Description |
|---|---|---|
| bytes | Integer | The size of the file in bytes. |
| created_at | Integer | The Unix timestamp (in seconds) of when the file was created. |
| expires_at | Integer | The Unix timestamp (in seconds) of when the file expires. Only present when an expiration was set at upload time. |
| filename | String | The name of the file. |
| id | String | The file identifier, of the form file-api-... |
| object | String | The object type, which is always 'file'. |
| purpose | String | The intended purpose of the file, always 'user_data'. |