import type { LettaCodeSession, SDKInitMessage, SDKResultMessage, SendMessage } from "../types.js";
export type AdvancedSession = LettaCodeSession & {
    initialize(): Promise<SDKInitMessage>;
    sendAndWaitForResult(message: SendMessage): Promise<SDKResultMessage>;
    updateToolset(toolsetPreference: string): Promise<void>;
};
export declare function asAdvanced(session: LettaCodeSession): AdvancedSession;
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