Test sub

balancer": "$15/day", "cdn_bandwidth": "$0.08/GB", } # Layer 2: Per-Request Cost class RequestCostTracker: def record(self, request_id, cost): metrics = { 'request_id': request_id, 'input_tokens': cost.input_tokens, 'output_tokens': cost.output_tokens, 'model_used': cost.model, 'estimated_cost_usd': cost.total_cost, } # Layer 3: Business Value Attribution business_value = { "customer_service": { "re