/**
 * Create a minimal mock SDK client for unit testing.
 * Provides mock methods for all client operations.
 */
export declare function createMockSdkClient(overrides?: Record<string, unknown>): {
    session: {
        create: import("bun:test").Mock<() => Promise<{
            data: {
                id: string;
            };
            error: undefined;
        }>>;
        promptAsync: import("bun:test").Mock<() => Promise<{
            data: {};
            error: undefined;
        }>>;
        status: import("bun:test").Mock<() => Promise<{
            data: {
                "sync-session-123": {
                    type: string;
                };
            };
        }>>;
        messages: import("bun:test").Mock<() => Promise<{
            data: {
                role: string;
                content: string;
            }[];
        }>>;
        delete: import("bun:test").Mock<() => Promise<{}>>;
    };
    getProviders: import("bun:test").Mock<() => Promise<never[]>>;
    getModels: import("bun:test").Mock<() => Promise<never[]>>;
    getSession: import("bun:test").Mock<() => Promise<null>>;
    listSessions: import("bun:test").Mock<() => Promise<never[]>>;
    createSession: import("bun:test").Mock<() => Promise<{
        id: string;
        title: string;
    }>>;
    sendMessage: import("bun:test").Mock<() => Promise<{}>>;
};