import type { BackendDriver, DriverSession, StartDriverSessionInput } from './driver.js';
import type { SupenDriverOutput, SupenThreadEvent } from '../types.js';
export declare class AntigravityDriver implements BackendDriver {
    readonly id = "antigravity";
    startThread(input: StartDriverSessionInput): Promise<DriverSession>;
    normalizeStreamEvent(input: {
        threadId: string;
        turnId: string;
        event: Record<string, unknown>;
    }): SupenThreadEvent[];
    normalizeOutput(input: {
        threadId: string;
        turnId: string;
        output: Record<string, unknown>;
    }): SupenDriverOutput[];
}
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