# CreateMultipartBuildParams


## Fields

| Field                                                                                                                                                   | Type                                                                                                                                                    | Required                                                                                                                                                | Description                                                                                                                                             | Example                                                                                                                                                 |
| ------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------- |
| `BuildId`                                                                                                                                               | *string*                                                                                                                                                | :heavy_minus_sign:                                                                                                                                      | System generated id for a build. Can also be user defined when creating a build.                                                                        | bld-6d4c6a71-2d75-4b42-94e1-f312f57f33c5                                                                                                                |
| `BuildSizeInBytes`                                                                                                                                      | *double*                                                                                                                                                | :heavy_check_mark:                                                                                                                                      | N/A                                                                                                                                                     |                                                                                                                                                         |
| `BuildTag`                                                                                                                                              | *string*                                                                                                                                                | :heavy_minus_sign:                                                                                                                                      | Tag to associate an external version with a build. It is accessible via [`GetBuildInfo()`](https://hathora.dev/api#tag/BuildV2/operation/GetBuildInfo). | 0.1.14-14c793                                                                                                                                           |