export type WebOpInput = {
    o: "search";
    q: string;
} | {
    o: "fetch";
    u: string;
    f?: string;
};
export type WebOpsParams = {
    op: WebOpInput[];
};
export declare function runWebOps(params: WebOpsParams, ctx: {
    sessionManager: {
        getSessionDir(): string;
    };
}, signal?: AbortSignal): Promise<{
    content: {
        type: "text";
        text: string;
    }[];
    details: {
        ops: Record<string, unknown>[];
    };
}>;
export declare function extractSnippet(raw: string, title: string): string;
export declare function validateFetchUrl(url: string): void;
export declare function htmlToMarkdown(html: string, baseUrl: string): {
    title: string;
    markdown: string;
};
export declare function trimLargeDocument(markdown: string, maxChars: number): string;
export declare function stripMarkdownFormatting(markdown: string): string;
export declare function urlToHash(url: string): string;
export declare function looksLikeUrlPrompt(prompt: string | undefined): boolean;
export declare function looksLikeWebSearchPrompt(prompt: string | undefined): boolean;
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