Stop Rationing Tokens: Let the Harness Pick the Model — Kimchi by Cast AI

תקציר מקורי באנגליתToken budgets are out of control, and limiting tokens cripples your developers. Cast AI took a different route. Laurent Gil, co-founder and president of Cast AI, and Žilvinas Urbonas, who leads engineering for Kimchi, show how Cast AI built its own open-source coding harness after its coding-agent bill took off. The key idea is to measure cost per task instead of cost per token, and to let the harness choose the right proprietary or open model for each task based on the outcome. They share three months of internal results with 300 employees, then demo Ferment for multi-hour autonomous tasks, Teleport for agent sessions that keep running after you close your laptop, and Studio for team collaboration. In this talk: • Why cost per task matters more than cost per token • How an outcome-aware h