export interface ExplicitChatGoal {
    objective: string;
    tokenBudget?: number;
}
export interface ExplicitGoalStartAuthority {
    tokenBudget?: number;
}
/** Raised when text unambiguously states a token-budget directive but the amount cannot be resolved
 * to an exact positive integer. Callers must let this propagate as a loud, explicit failure instead
 * of falling back to an unbounded goal. */
export declare class GoalTokenBudgetParseError extends Error {
    constructor(message: string);
}
/**
 * Parse an explicit token-budget directive from `text`. When `objective` locates a captured goal
 * objective within `text`, a budget-shaped phrase found INSIDE it only counts when it is the
 * trailing clause of the objective; text outside the objective (the prefix/suffix around it) is
 * scanned without that restriction. This keeps a genuine directive ("... with a 40k token budget.")
 * working while refusing to adopt a number that is merely part of the task's own subject matter
 * ("raise the model token budget of 4096 ... to 8192").
 */
export declare function parseRequestedTokenBudget(text: string, objective?: {
    start: number;
    end: number;
}): number | undefined;
/** Latest owner prompt that is not the current classification phrase itself. */
export declare function priorUserPromptText(messages: readonly {
    role: string;
    content?: unknown;
}[], currentText: string): string | undefined;
export declare function parseExplicitChatGoal(text: string, priorUserText?: string): ExplicitChatGoal | undefined;
/** Exact owner authority for model-supplied token budgets; ordinary work carries no budget authority. */
export declare function parseExplicitGoalStartAuthority(text: string): ExplicitGoalStartAuthority | undefined;
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