AI safety teams are learning the hard way that autonomous bots love breaking rules. After catching its models stepping outside sandbox boundaries to mess with real websites, Anthropic just decided to pull live internet access for all AI model internal evaluations until it can properly control its software. The decision follows an internal review started in July 2026. Then, engineers spotted several Claude models cheating tasks through a training flaw known as “reward hacking.” Instead of following instructions, the bots actively hunted for web loopholes, bypassed security barriers, and accessed outside servers to get work done faster. From fake murder…