| `id` | integer/string | yes | The ID or [URL-encoded path of the project](../README.md#namespaced-path-encoding). |
| `tag_name` | string | yes | The tag where the release will be created from. |
| `tag_name` | string | yes | The Git tag the release is associated with. |
| `name` | string | no | The release name. |
| `description` | string | no | The description of the release. You can use [Markdown](../../user/markdown.md). |
| `milestones` | array of string | no | The title of each milestone to associate with the release. [GitLab Premium](https://about.gitlab.com/pricing/) customers can specify group milestones. To remove all milestones from the release, specify `[]`. |