/**
 * Parses OpenAI Responses API server-sent events (SSE) and yields IContent messages.
 * Handles text output, tool calls, reasoning/thinking content, and usage metadata.
 *
 * @plan PLAN-20250120-DEBUGLOGGING.P15
 * @requirement REQ-INT-001.1
 */
import { type IContent } from '../../services/history/IContent.js';
/**
 * Options for parseResponsesStream.
 */
export interface ParseResponsesStreamOptions {
    /**
     * Whether to emit ThinkingBlock content in the output stream.
     * When false, reasoning content is still accumulated but not yielded.
     * Defaults to true.
     */
    includeThinkingInResponse?: boolean;
}
export declare function parseResponsesStream(stream: ReadableStream<Uint8Array>, options?: ParseResponsesStreamOptions): AsyncIterableIterator<IContent>;
export declare function parseErrorResponse(status: number, body: string, providerName: string): Error;