Yvonne Johnson has motor neuron disease. AI is helping to return her lost voice.
Chief Executive Sam Altman said the group would prohibit the use of its systems to spy on Americans.
TikTok tells the BBC it won’t join rival platforms such as WhatsApp and Messenger in using end-to-end encryption.
The region has been positioning itself as an AI hub, following billions of dollars in investment by tech giants.
Videos, including of glasses-wearers using the toilet or having sex, are sometimes reviewed by a Kenya-based subcontractor.
The case is the first wrongful death case against Google over alleged harms caused by Gemini.
The billionaire is accused of misleading investors in the run-up to his 2022 Twitter purchase.