export type NanoModelPricing = {
    inputPer1kTokensUsd: number;
    outputPer1kTokensUsd: number;
};
export declare const NANO_AGENT_PRICING: Record<string, NanoModelPricing>;
export declare function getModelPricing(model: string): NanoModelPricing | undefined;
export declare function estimateModelCostUsd(inputTokens: number, outputTokens: number, pricing?: Partial<NanoModelPricing>): number;