import type { TaskPlan } from "./task-plan.js";
import type { ToolCall, ToolResult } from "../types.js";
export interface ProgressEvaluation {
    madeProgress: boolean;
    goalSatisfied: boolean;
    shouldContinue: boolean;
    reason: string;
}
/**
 * Deterministic heuristics to evaluate whether a tool call made
 * progress toward the plan goal. Used to decide whether to continue
 * the agent loop or nudge the model to summarize.
 */
export declare function evaluateProgress(plan: TaskPlan | undefined, call: ToolCall, result: ToolResult): ProgressEvaluation;