import type { ClientOptions as OpenAIClientOptions } from "openai";
import type { HttpHeaders } from "@azure/core-rest-pipeline";
export declare const normalizeOpenAIHeaders: (headers?: OpenAIClientOptions["defaultHeaders"]) => HttpHeaders;
/**
 * Get OpenAI default headers with user-agent set appropriately
 * @param defaultHeaders - The default headers from OpenAI client options
 * @param userAgentPrefix - Optional user agent prefix to prepend from  AIProjectClient options
 * @returns HttpHeaders with normalized headers and user-agent set
 */
export declare const getOpenAIDefaultHeaders: (defaultHeaders?: OpenAIClientOptions["defaultHeaders"], userAgentPrefix?: string) => HttpHeaders;
//# sourceMappingURL=util.d.ts.map