import { type LLMConfig, type LLMMessage, type LLMResult } from "./llm.js";
export interface StreamOptions {
    onToken?: (text: string) => void;
}
export declare function callLLMStream(messages: LLMMessage[], system: string, config: LLMConfig, opts?: StreamOptions, signal?: AbortSignal): Promise<LLMResult>;
interface SSEEvent {
    type?: string;
    delta?: {
        type?: string;
        text?: string;
    };
    message?: {
        usage?: {
            input_tokens?: number;
            output_tokens?: number;
        };
    };
    usage?: {
        input_tokens?: number;
        output_tokens?: number;
    };
    [key: string]: unknown;
}
export declare function parseSSE(stream: ReadableStream<Uint8Array>, signal?: AbortSignal, idleMs?: number): AsyncGenerator<SSEEvent>;
export declare function parseBlocks(block: string): Generator<SSEEvent>;
export {};
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