/**
 * API Gateway Blueprint - Track API calls at the gateway level
 */
import { Ingestion } from '../../core/ingestion.js';
export interface TrackAPICallOptions {
    /** Customer ID for billing */
    customerId: string;
    /** Additional flexible metadata */
    metadata?: Record<string, any>;
}
/**
 * Track API call usage
 */
export declare function trackAPICall(ingestion: Ingestion, options: TrackAPICallOptions): Promise<void>;
export interface CreateBatchOptions {
    /** Maximum batch size before auto-flush */
    maxSize?: number;
    /** Auto-flush interval in milliseconds */
    flushInterval?: number;
}
/**
 * Create a batch helper for high-volume API tracking
 */
export declare function createBatch(ingestion: Ingestion, config?: CreateBatchOptions): {
    add: (event: TrackAPICallOptions) => void;
    flush: () => Promise<void>;
    cleanup: () => Promise<void>;
};
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