Amazon joins Microsoft in sending message to employees (finance.yahoo.com) AI

Amazon has shut down an internal AI usage leaderboard (KiroRank) and told employees not to use AI just to rack up token consumption, following a backlash that inflated metrics without producing business value; it is instead moving to an “normalized deployments” measure focused on AI-assisted code that actually ships. The article says the shift mirrors moves by other Big Tech firms—including Microsoft, Meta, and Uber—after leaders found that heavy AI usage drove costs but not proportional outcomes.