The Complete Cost Picture   Understanding platform costs, usage fees, oversight time, and potential hidden expenses prevents budget surprises and enables accurate TCO calculation.      Platform Subscription Costs   AI Platform: $50-$150 monthly   Voice Platform: $100-$200 monthly  Workflow Platform: $150-$200 monthly  Total Platform Base: $300-$550 monthly = $3,600-$6,600 annually      Usage-Based Fees   Voice calling: $0.05-$0.15 per minute   Typical usage: 100-200 cal