Sources: Amazon staff find cases of "catastrophically expensive" AI costs due to a lack of controls, like $1.8M on Claude to match author details with listings (Rafe Rosner-Uddin/Financial Times) https://www.ft.com/content/77baac40-d803-4084-94f3-a133653072cf http://www.techmeme.com/260730/p18#a260730p18