ZevBot brings ChatGPT into your favorite messaging apps—Telegram, LINE, and Viber. Add it as a contact and chat directly, with no separate app or signup required. It supports persona switching via /persona (Chef, Travel Planner, Poet, Rapper, and more), remembers conversation history for a few hours, and works in Telegram groups of up to 50 members using /zev to ask questions. Built on ChatGPT, it handles Q&A, recommendations, and translation .