import { CosmosClientOptions } from "../index.js";
/**
 * @hidden
 */
export declare function getUserAgent(optionsOrConnectionString?: CosmosClientOptions, hostFramework?: string): string;
/**
 * @hidden
 * TODO: This function was getting used to track PPAF. Now by default PPAF is enabled. We need to revisit this function.
 */
export declare function addFeatureFlagsToUserAgent(optionsOrConnectionString: CosmosClientOptions): string;
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