--- sidebar_label: resolveBuildId --- # resolveBuildId() function #### Signature: ```typescript export declare function resolveBuildId( browser: Browser, platform: BrowserPlatform, tag: string ): Promise; ``` ## Parameters | Parameter | Type | Description | | --------- | ------------------------------------------------ | ----------- | | browser | [Browser](./browsers.browser.md) | | | platform | [BrowserPlatform](./browsers.browserplatform.md) | | | tag | string | | **Returns:** Promise<string>