| `apikey` | User TMDb V3 API Key | N/A | ✅ |
| `language` | [ISO 639-1 Code](https://en.wikipedia.org/wiki/List_of_ISO_639-1_codes) of the User Language | en | ❌ |
| `region` | [ISO 3166-1 Code](https://en.wikipedia.org/wiki/ISO_3166-1#Current_codes) of the User Region for use with [Other TMDb Builders](../metadata/builders/tmdb.md#other-tmdb-builders) | None | ❌ |
| `cache_expiration` | Number of days before each cache mapping expires and has to be re-cached. | 60 | ❌ |
If you do not have a TMDb V3 API key please refer to this [guide](https://developers.themoviedb.org/3/getting-started/introduction).
| `limit` | Specify how many movies you want returned by the query.<br>**Type:** Integer<br>**Default:** 100 |
| `region` | Specify a [ISO 3166-1 code](https://en.wikipedia.org/wiki/List_of_ISO_3166_country_codes) to filter release dates. Must be uppercase.<br>**Type:** `^[A-Z]{2}$` |
| `region` | Specify a [ISO 3166-1 code](https://en.wikipedia.org/wiki/List_of_ISO_3166_country_codes) to filter release dates. Must be uppercase. Will use the `region` specified in the [TMDb Config](../../config/tmdb) by default.<br>**Type:** `^[A-Z]{2}$` |
| `sort_by` | Choose from one of the many available sort options.<br>**Type:** Any [sort options](#sort-options) below<br>**Default:** `popularity.desc` |
| `certification_country` | Used in conjunction with the certification parameter, use this to specify a country with a valid certification.<br>**Type:** String |
| `certification` | Filter results with a valid certification from the `certification_country` parameter.<br>**Type:** String |