import type { Tool } from '../core/tools/tool-types.js';
interface CreateSubagentInput {
    task: string;
    scope?: 'read-only' | 'device-read' | 'full' | 'explore' | 'plan' | 'verify';
    maxTurns?: number;
    timeoutMs?: number;
    background?: boolean;
    /** Override the sub-agent's model (e.g. a cheaper model for exploration, a
     *  stronger one for a critical decision). Omit to use the parent's model. */
    model?: string;
}
interface SubagentStatusInput {
    taskId: string;
    wait?: boolean;
}
interface SubagentStopInput {
    taskId: string;
}
/** Empty/whitespace summary is never a successful completion (parent must not trust it). */
export declare function isEmptySubagentSummary(summary: string | undefined | null): boolean;
/**
 * Normalize child success for parent-facing results: an empty summary cannot
 * count as success even if the child loop returned success=true.
 */
export declare function normalizeSubagentSuccess(success: boolean, summary: string | undefined | null): boolean;
export declare const createSubagentTool: Tool<CreateSubagentInput>;
interface FanOutTaskInput {
    task: string;
    scope?: 'read-only' | 'device-read' | 'full' | 'explore' | 'plan' | 'verify';
    label?: string;
    /** Per-task model override (e.g. a cheap model for exploration, a strong
     *  model for a critical angle). Omit to use the parent's model. */
    model?: string;
}
interface FanOutSubagentsInput {
    tasks: FanOutTaskInput[];
    maxTurns?: number;
    timeoutMs?: number;
}
type FanOutScope = NonNullable<FanOutTaskInput['scope']>;
/**
 * Infer a sensible default scope from the task text when the parent omits
 * `scope`. Review/explore stays read-only; implementation/fix verbs upgrade
 * to full/verify so coding slices don't land on explore by accident.
 * Shared by fan_out_subagents and create_subagent.
 * @internal exported for tests
 */
export declare function inferFanOutScope(task: string, explicit?: FanOutScope): FanOutScope;
/** Fan-out default when task text is ambiguous: read-only explore (parallel review). */
export declare function inferFanOutScopeWithExploreDefault(task: string, explicit?: FanOutScope): FanOutScope;
/** Default maxTurns by scope — explore/plan lighter than full implementation. */
export declare function defaultMaxTurnsForScope(scope: FanOutScope): number;
export declare const fanOutSubagentsTool: Tool<FanOutSubagentsInput>;
export declare const subagentStatusTool: Tool<SubagentStatusInput>;
export declare const subagentStopTool: Tool<SubagentStopInput>;
export {};
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