ChatGPT
Best overall
OpenAI's general assistant for writing, questions, images and code.
Free$8/mo
Chat assistant from xAI with live answers from the web and X.
Grok is the assistant from xAI. It chats, writes, makes images and can pull in current posts from X alongside web search, which makes it handy for checking what people are saying right now. It is free to try; SuperGrok raises limits, but the price was not shown on the pages we checked.
OpenAI's general assistant for writing, questions, images and code.
Anthropic's assistant for long documents, careful writing and coding.
Free chat app and low-cost API built on DeepSeek's open models.
Google AI assistant tied into Search, Gmail and Docs.