import type Anthropic from '@anthropic-ai/sdk';
import type { ContentPart } from '@use-crux/core';
/** Map supported Anthropic per-part media options onto content blocks. */
export declare function anthropicBlockOptions(part: Extract<ContentPart, {
    type: 'image' | 'file';
}>): Pick<Anthropic.ImageBlockParam | Anthropic.DocumentBlockParam, 'cache_control'>;
/** Read the effective filename for Anthropic document blocks. */
export declare function anthropicFilename(part: Extract<ContentPart, {
    type: 'file';
}>): string | undefined;