Musk’s xAI sues Apple and OpenAI over ChatGPT and iPhone integration
Tech billionaire’s move deepens feud with former ally Sam Altman
Tech billionaire’s move deepens feud with former ally Sam Altman

Billionaire accuses tech group of unfairly favouring rival OpenAI

Tesla billionaire made offer for ChatGPT maker in February

Announcement comes as scrutiny of chatbot mounts after it created sexualised images of minors

Investors undeterred by unravelling of billionaire’s relationship with Trump

Bank was close to lining up $5bn for artificial intelligence group when US president and billionaire attacked each other

Tech group unveils new features as it seeks to keep up with rivals