import type { AssistantMessage } from '../../ai/types.js';
/**
 * Browser-safe context overflow classifier vendored from owned AI.
 *
 * Do not import this as a runtime value from `shortcutxl/ai`: the package
 * root pulls provider implementations with Node-only dependencies into the
 * embedded/web-worker bundle.
 */
export declare function isContextOverflow(message: AssistantMessage, contextWindow?: number): boolean;
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