import type { GoalState } from "../domain/types.js";
export interface HostRetryStatus {
    type?: string;
    action?: {
        reason?: string;
        provider?: string;
        title?: string;
        message?: string;
        label?: string;
        link?: string;
    };
}
export interface HostSessionError {
    name?: string;
    data?: {
        providerID?: string;
        message?: string;
        statusCode?: number;
        isRetryable?: boolean;
    };
}
export declare function isProviderPromptOverflowError(value: unknown): boolean;
export declare function providerPromptOverflowReason(value: unknown, goal?: Pick<GoalState, "execution">): string | undefined;
export declare function hostUsageLimitReason(status: HostRetryStatus): string | undefined;
export declare function markUsageLimited(goal: GoalState, reason: string, now?: number): GoalState;
export declare function markPromptOverflowRecovering(goal: GoalState, reason: string, now?: number): GoalState;
export declare function fatalProviderReason(error: HostSessionError): string | undefined;
export declare function pauseForFatalProviderError(goal: GoalState, reason: string, now?: number): GoalState;
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