import type { LatencyMode, ReasoningEffort } from "@opengeni/sdk";
import { type PickerModelRow } from "./model-policy.js";
/**
 * The session's model has no usable credit while free (promotional) credit
 * still covers other models. Funding comes from the workspace model catalog,
 * which the server computes from the organization balance.
 */
export type FreeCreditGap = {
    /** Label of the model the free credits don't cover. */
    modelLabel: string;
    /** Selectable models the remaining free credits cover, preferred first. */
    covered: {
        id: string;
        label: string;
    }[];
    /**
     * The composer already selects another model that can run: a covered or
     * credit-funded model, or one paid another way (connected, subscription, free).
     */
    selectionUsable: boolean;
};
export declare function freeCreditGap(rows: PickerModelRow[], model: string, options?: {
    selectedModel?: string | null | undefined;
    preferredModel?: string | null | undefined;
}): FreeCreditGap | null;
/**
 * The API refused a Send or a new chat because no credit pays for its model.
 * The refusal is authoritative even while the catalog still reports older
 * funding, so the gap is named whether or not other models are covered.
 */
export declare function creditRefusalGap(rows: PickerModelRow[], model: string, options?: {
    selectedModel?: string | null | undefined;
    preferredModel?: string | null | undefined;
}): FreeCreditGap;
/** Headline for a credit stop that free credits could avoid on another model. */
export declare function freeCreditGapReason(gap: FreeCreditGap): string;
/**
 * The banner's one-click switch, with the picker's coercion: keep the effort
 * and speed when the new model runs them, otherwise fall back to its default
 * effort and standard speed so the composer policy stays sendable.
 */
export declare function coveredModelChoice(row: PickerModelRow, effort: ReasoningEffort, latencyMode: LatencyMode): {
    model: string;
    effort: ReasoningEffort;
    latencyMode: LatencyMode | null;
} | null;