/**
 * Bridge Protocol Types
 *
 * JSON-RPC-like protocol for communication between bridge and browser.
 */
export interface BridgeMessage {
    id: string;
    type?: 'register_peer' | 'tool_call' | 'tool_result' | 'agent_info' | 'handshake' | 'handshake_ack' | 'context';
    method?: string;
    params?: any;
    result?: any;
    error?: {
        code?: number;
        message: string;
    };
    agentName?: string;
    peerId?: string;
}
export type ToolCallRequest = BridgeMessage & {
    method: string;
};
export type ToolCallResponse = BridgeMessage & ({
    result: any;
} | {
    error: any;
});
/**
 * Check if message is a request (has method)
 */
export declare function isRequest(msg: BridgeMessage): msg is ToolCallRequest;
/**
 * Check if message is a response (has result or error)
 */
export declare function isResponse(msg: BridgeMessage): msg is ToolCallResponse;
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