Text leading AI models like Grok, ChatGPT, Claude, and Gemini using your phone number on iMessage or SMS, powered by ZetaChain. You can text the numbers to add them to your contacts, sign up for a free account with a limit of 30 messages a day, or chat during the free trial. You also have access to web search for all AI models and personalities, basic productivity tools via Google Workspace, and image recognition by sending images to the AI personalities and models.