import { z } from "zod";
export declare const ukGridSchema: z.ZodObject<{
    action: z.ZodEnum<{
        frequency: "frequency";
        demand: "demand";
    }>;
}, z.core.$strip>;
interface DemandRecord {
    timestamp: string;
    settlement_period: number;
    demand_mw: number;
    transmission_demand_mw: number;
}
interface DemandResult {
    action: "demand";
    description: string;
    records: DemandRecord[];
}
interface FrequencyResult {
    action: "frequency";
    description: string;
    timestamp: string;
    frequency_hz: number;
    deviation_hz: number;
}
type UkGridResult = DemandResult | FrequencyResult;
export declare function getUkGridDemand(params: z.infer<typeof ukGridSchema>): Promise<UkGridResult>;
export {};