How to tell if your AI platforms' accounts have been hacked

TechCrunch's guide shows how to detect hacked accounts on ChatGPT, Claude, and Perplexity via each platform's session settings (e.g., ChatGPT's "Active Sessions" under Settings > Security and Login) and how to reset passwords. It recommends password managers plus MFA, noting ChatGPT and Perplexity support MFA while Claude emails login links instead.