/**
 * Event emitted after a token-usage record is persisted.
 *
 * Decouples usage recording from any consumer that reacts to it (e.g. the
 * company balance deduction in CompanyService), so the tokenusage module
 * never has to import CompanyModule — avoiding a circular module/import graph.
 */
export declare const TOKEN_USAGE_RECORDED_EVENT = "tokenusage.recorded";
export interface TokenUsageRecordedPayload {
    input: number;
    output: number;
    cost: number;
    credits: number;
}
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