"Amazon has shut down an internal leaderboard that tracked employees’ use of AI tools after workers tried to boost their...

"Amazon has shut down an internal leaderboard that tracked employees’ use of AI tools after workers tried to boost their scores with unnecessary activity that increased the company’s computing costs.Employees at the $2.9tn group were told this week its “Kirorank” service — which scored users of Amazon’s Kiro developer platform based on their AI activity — had been taken offline, according to two people familiar with the matter.The decision came after the tool led some workers to assign AI agents — autonomous bots that can take actions on behalf of users — to carry out needless tasks in an apparent attempt to climb the rankings.Dave Treadwell, an Amazon senior vice-president, told staff earlier this week that the leaderboard had been built with “good intentions”, according to people familiar with his remarks.But he added that the result had been additional costs for Amazon due to employees “tokenmaxxing” or inflating their consumption of AI tokens — units of data processed by models.“Pl...