export interface ExternalAgentInfo {
    name: string;
    displayName: string;
    installed: boolean;
    authenticated: boolean;
    capabilities: string[];
}
export interface ExternalAgentDiscovery {
    available: boolean;
    agents: ExternalAgentInfo[];
    defaultProvider: string | null;
    defaultModel: string | null;
}
export interface ExternalAgentDiscoveryOptions {
    timeout?: number;
    cwd?: string;
    force?: boolean;
}
type AuthStatus = "authenticated" | "unauthenticated" | "expired" | "unknown" | string;
interface AdapterAdapterInfo {
    agent?: string;
    name?: string;
    displayName?: string;
}
interface AdapterInstalledInfo {
    agent?: string;
    name?: string;
    installed?: boolean;
    authState?: AuthStatus;
    activeModel?: string | null;
}
interface AdapterModelInfo {
    modelId?: string;
    id?: string;
    name?: string;
}
interface AdapterAdapterRegistry {
    list?(): AdapterAdapterInfo[];
    installed?(): Promise<AdapterInstalledInfo[]>;
    capabilities?(agent: string): unknown;
}
interface AdapterModelRegistry {
    defaultModel?(agent: string): AdapterModelInfo | string | null;
}
interface AgentMuxClientLike {
    adapters?: AdapterAdapterRegistry;
    models?: AdapterModelRegistry;
}
interface AdapterModuleLike {
    createClient?(options?: Record<string, unknown>): AgentMuxClientLike;
}
export declare function discoverExternalAgents(options?: ExternalAgentDiscoveryOptions): Promise<ExternalAgentDiscovery>;
export declare function _setExternalAgentDiscoveryModuleForTesting(mod: AdapterModuleLike | null | undefined): void;
export declare function _resetExternalAgentDiscoveryCache(): void;
export {};
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