import type { BillingSummary } from "../types.js";
/**
 * Short, readable list of models: "GPT-6 Sol, GPT-6 Luna and 3 more". Labels
 * come from the caller (catalog rows) or the shared display-name table.
 */
export declare function modelListSummary(labels: readonly string[], { limit }?: {
    limit?: number;
}): string;
/** The models a scoped credit grant pays for, by display name. */
export declare function coveredModelsSummary(eligibleModelIds: readonly string[]): string;
/**
 * Splits a balance into credit any credits-billed model can spend and credit
 * only some models can spend. The total alone overstates what an uncovered
 * model can use, so compact rows show both parts. Null without scoped credit.
 */
export declare function creditBalanceSplit(balance: BillingSummary["balance"]): {
    generalMicros: number;
    scopedMicros: number;
} | null;
/** "$0.00 for any model · $100.00 for selected models", or null without scoped credit. */
export declare function creditBalanceSplitLabel(balance: BillingSummary["balance"]): string | null;