7 Cost Overruns Enterprise Backend Teams Keep Triggering by Mismanaging Token Budgets Across Multi-Model Multi-Agent Pipelines When Foundation Model Providers Reprice Mid-Contract
It started as a line item nobody questioned. Then the invoice arrived. Across enterprise backend teams in 2026, a familiar horror story is playing out in finance reviews: AI infrastructure bills that were budgeted at tens of thousands of dollars per month are landing at two, three, sometimes five times