# ImageURL ## Fields | Field | Type | Required | Description | | ---------------------------------------------------------------------------------------------------------------------------------------- | ---------------------------------------------------------------------------------------------------------------------------------------- | ---------------------------------------------------------------------------------------------------------------------------------------- | ---------------------------------------------------------------------------------------------------------------------------------------- | | `URL` | *string* | :heavy_check_mark: | Either a URL of the image or the base64 encoded image data. | | `Detail` | [*components.Detail](../../models/components/detail.md) | :heavy_minus_sign: | Specifies the detail level of the image. Learn more in the [Vision guide](/docs/guides/vision/low-or-high-fidelity-image-understanding). |