import { createLLMProvider } from "../llm/provider.js";
export declare function maskApiKey(raw: string): string;
export declare function isMasked(value: string): boolean;
export declare function getEngineVersion(): string;
export interface InstanceInfo {
    instanceId: string;
    companyName: string;
    plan: string;
    engineVersion: string;
}
export declare function getInstanceInfo(): InstanceInfo;
export declare function updateInstanceInfo(companyName?: string, plan?: string): InstanceInfo;
export declare function getSettings(): Record<string, string>;
export declare function updateSettings(updates: Record<string, string>): void;
export declare function getLLMFromDb(): ReturnType<typeof createLLMProvider>;
export interface SearchConfigEntry {
    key: string;
    value: string;
    updatedAt: string;
}
export declare function listSearchConfig(): SearchConfigEntry[];
export declare function getSearchConfigEntry(key: string): string | undefined;
export declare function setSearchConfigEntry(key: string, value: string): void;
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