import { Tool } from '../types.js';
/**
 * Metadata that marks a tool as a portable computer-use tool. Adapters read
 * it to map the tool to their native computer-use format.
 */
export interface ComputerUseToolMetadata {
    __kind: 'computer_use';
    display: {
        width: number;
        height: number;
    };
    environment: 'browser' | 'linux' | 'mac' | 'windows';
    capabilities: {
        zoom: boolean;
        cursorPosition: boolean;
    };
}
/**
 * Read the portable computer-use metadata from a tool.
 *
 * Native provider tools use namespaced kinds (for example
 * `anthropic.computer_use`), so they return `undefined`.
 *
 * @param tool - Any tool from the chat tool list.
 * @returns The metadata, or `undefined` when the tool is not a portable
 *   computer-use tool.
 */
export declare function getComputerUseToolMetadata(tool: Tool): ComputerUseToolMetadata | undefined;