/**
 * Prompts used by the map-reduce chunked summarizer.
 *
 * MAP phase: each chunk gets its own per-chunk summary.
 * REDUCE phase: chunk summaries (or bucketed reduce outputs) are combined.
 * FAST_PATH: when the entire source fits in a single LLM call, no chunking.
 *
 * See docs/scope-memos/v0.2.0-backend-abstraction-and-chunked-summarize.md §5.4.
 */
export declare const MAP_SYSTEM = "You are summarizing a fragment of a longer document. Produce a concise summary of just this fragment \u2014 NOT the whole document. Preserve concrete facts, specific numbers, named entities, and any explicit claims. Do not speculate beyond the fragment. Output 3-5 short sentences in the same language as the source.";
export declare const REDUCE_SYSTEM = "You are combining ordered fragment summaries from one document into a single coherent summary of the whole document. Requirements:\n1. Do NOT mirror the fragment-list structure \u2014 collapse related points into themes.\n2. Deduplicate \u2014 if multiple fragments make the same point, say it once.\n3. Preserve specific facts, numbers, and named entities from the fragments.\n4. Output: 1-2 sentence lead, then 3-6 themed bullets.\n5. Reply in the same language as the source.";
/**
 * Fast-path system prompt — used when the entire source fits in a single
 * LLM call (no chunking). Mirrors `summarize-long`'s prompt shape so the
 * fast-path output is comparable to the existing tool's output.
 */
export declare const FAST_PATH_SYSTEM = "You are summarizing a document. Produce a 1-2 sentence lead followed by 3-6 themed bullets that cover the document's main points. Preserve specific facts, numbers, and named entities. Do not exceed 6 bullets. Reply in the same language as the source.";
/**
 * MAP user prompt template — labels the fragment with its index and total
 * so the model knows it's seeing a partial document.
 */
export declare function mapUserPrompt(chunk: string, index: number, total: number): string;
/**
 * REDUCE user prompt template — `joinedSummaries` is the chunk summaries
 * concatenated with [Chunk N] markers. `style` is an optional override
 * appended to the default 1-2-sentence-lead + bullets format.
 */
export declare function reduceUserPrompt(joinedSummaries: string, style?: string): string;
/**
 * Fast-path user prompt — same structure as MAP_USER but without fragment
 * labels (the model is seeing the whole document).
 */
export declare function fastPathUserPrompt(source: string, style?: string): string;
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