import type { A2AAgentCard, A2ATask, A2AMessage } from './types';
export declare class A2AClient {
    private agentUrl;
    private auth?;
    constructor(agentUrl: string, auth?: {
        scheme: string;
        token: string;
    });
    private getHeaders;
    private rpc;
    getAgentCard(): Promise<A2AAgentCard>;
    sendTask(message: A2AMessage, options?: {
        taskId?: string;
        sessionId?: string;
    }): Promise<A2ATask>;
    sendTaskSubscribe(message: A2AMessage, onEvent: (event: any) => void, options?: {
        taskId?: string;
    }): Promise<void>;
    getTask(taskId: string): Promise<A2ATask>;
    cancelTask(taskId: string): Promise<A2ATask>;
    sendText(text: string, options?: {
        taskId?: string;
    }): Promise<string>;
}
//# sourceMappingURL=client.d.ts.map