https://www.theguardian.com/technology/2024/may/01/chatgpt-chatbot-rival-claude-to-be-introduced-on-iphone

Challenger to market leader OpenAI says it wants to ‘meet users where they are’ and become part of users’ everyday life

OpenAI’s ChatGPT is facing serious competition, as the company’s rival Anthropic brings its Claude chatbot to iPhones. Anthropic, led by a group of former OpenAI staff who quit over differences with chief executive Sam Altman, have a product that already beats ChatGPT on some measures of intelligence, and now wants to win over everyday users.