import type { TraceNode, LLMCall, HTTPCall, PricingConfig, ServiceConfig, ServiceCostResult, CostReport } from '#types/cost.js';
export declare function extractValue(obj: unknown, path: string): unknown;
export declare function loadPricingConfig(configPath?: string): PricingConfig;
export declare function findLLMCalls(node: TraceNode, parentStepName?: string | null, seenIds?: Set<string>): LLMCall[];
export declare function findHTTPCalls(node: TraceNode, parentStepName?: string | null, seenIds?: Set<string>): HTTPCall[];
export declare function identifyService(httpCall: HTTPCall, services: Record<string, ServiceConfig>): {
    serviceName: string;
    config: ServiceConfig;
} | null;
export declare function calculateServiceCost(httpCall: HTTPCall, serviceInfo: {
    serviceName: string;
    config: ServiceConfig;
}): ServiceCostResult;
export declare function calculateCost(trace: TraceNode, config: PricingConfig, traceFile?: string): CostReport;