import type { SessionEntry } from "@earendil-works/pi-coding-agent";
export type AgentSeedMode = "task" | "branch" | "snippet";
export declare const DEFAULT_SEED_MESSAGES = 12;
export declare const checkedSeed: (seed: unknown, seedMessages: unknown) => {
    seed: AgentSeedMode;
    seedMessages: number;
};
/**
 * The caller branch up to its last completed turn. The in-flight fabric_exec
 * assistant turn (and any later partial results) is the newest assistant entry
 * with an unresolved tool call after the latest user message; the prefix ends
 * just before it. Older orphans belong to history and are kept as-is.
 */
export declare const completedBranchPrefix: (branch: readonly SessionEntry[]) => SessionEntry[];
/**
 * Prefix the task with the last `count` user/assistant text messages. Tool
 * calls, tool results, thinking, and images are dropped; each message is
 * truncated deterministically.
 */
export declare const snippetTask: (branch: readonly SessionEntry[], count: number, task: string) => string;
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