import * as s from '../schemas';
import type { Transport } from './transport';
export declare function toolExtensionsClient(t: Transport): {
    listExtensions: (signal?: AbortSignal) => Promise<{
        name: string;
        kind: string;
    }[]>;
    getToolExtensions: (name: string, signal?: AbortSignal) => Promise<{
        combos: (string | {
            name: string;
            config: Record<string, unknown>;
        })[][];
        available: {
            name: string;
            kind: string;
        }[];
    }>;
    setToolExtensions: (name: string, combos: readonly s.PresetExtensionElement[][]) => Promise<{
        status: string;
        env_keys: number;
        fanout: {
            mode: "local-only";
            note: string;
        } | {
            op: string;
            reachable: boolean;
            local_only: boolean;
            results: {
                name: string;
                outcome: "failed" | "applied" | "resyncing" | "recycling" | "stale" | "missing" | "departed" | "timed_out";
                payload: unknown;
                error: string | null;
                detail: string | null;
            }[];
            error: string | null;
            mode: "fleet";
        } | {
            op: string;
            reachable: boolean;
            local_only: boolean;
            results: {
                name: string;
                outcome: "failed" | "applied" | "resyncing" | "recycling" | "stale" | "missing" | "departed" | "timed_out";
                payload: unknown;
                error: string | null;
                detail: string | null;
            }[];
            error: string | null;
            mode: "unreachable";
        };
    }>;
};
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