interface McpServerOptions {
    toolsets?: readonly string[];
    readOnly?: boolean;
}
/**
 * Serves the selected contract commands as MCP tools, and Pane's docs as resources, over stdio.
 * Speaks the 2026-07-28 revision and the 2025 `initialize` handshake current clients still use.
 * Only JSON-RPC goes to stdout; the child CLI's output is captured, never passed through.
 */
export declare function runMcpServer(options?: McpServerOptions): Promise<number>;
export {};
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