import type { AnyMessage } from "./jsonrpc.js";
export declare function serializeSseEvent(msg: AnyMessage): string;
/** Frames a message's JSON text, which has no line breaks, as an SSE event. */
export declare function serializeSseJson(json: string): string;
export declare function serializeSseKeepAlive(): string;
export declare function parseSseStream(body: ReadableStream<Uint8Array>, maxMessageBytes?: number): AsyncIterable<AnyMessage>;