OpenAI to release new artificial intelligence model for free
Move to issue 03-mini model follows sudden arrival of much cheaper Chinese rival DeepSeek’s R1
The Guardian view on AI and copyright law: big tech must pay
Editorial: Elton John, Paul McCartney and thousands of other artists have called for protection from data crawling. The government must listen
Oh, I’m sorry, tech bros – did DeepSeek copy your work? I can hardly imagine your distress
If China has done to Sam Altman what his OpenAI has been accused of doing to creatives, it would take a heart of stone not to laugh, says Guardian columnist Marina Hyde
Apple reports sagging iPhone sales in China as first-quarter earnings barely beat Wall Street’s expectations
Investors pay close attention to tech company’s foray into AI after Apple Intelligence glitches and inaccuracies
Gamblers complain to Bet365 over outage during Champions League matches
Online gambling firm’s service ‘issues’ left bettors apparently unable to ‘cash out’ on busy night in European football
SoftBank ‘in talks’ to invest up to $25bn in OpenAI
Reported move would make Japanese group largest financial backer of US startup behind ChatGPT
Tesla sees disappointing fourth-quarter earnings amid declining car deliveries
Despite disappointing sales and delivery figures, the company’s stock price has doubled in the past year
Microsoft reports strong fourth-quarter earnings amid uproar over DeepSeek’s AI
Microsoft beat Wall Street’s expectations as questions over multibillion-dollar spending on AI mount
OpenAI ‘reviewing’ allegations that its AI models were used to make DeepSeek
ChatGPT creator warns Chinese startups are ‘constantly’ using its technology to develop competing products
Lloyds Banking Group to close another 136 branches – as it happened
The bank says that the shift to digital banking has prompted further branch closes
Richard Bleasdale obituary
Other lives: Software designer whose innovations transformed the live entertainment industry
What International AI Safety report says on jobs, climate, cyberwar and more
Wide-ranging investigation says impact on work likely to be profound, but opinion on risk of human extinction varies
How Trump tariffs could upend car markets in Europe, the US and China
Levies threaten exporters to US market, while scrapping of subsidies will hit EV sales – and Tesla could gain
US tech stocks partly recover after Trump says DeepSeek AI chatbot is ‘wake-up call’
Tentative rise comes after emergence of cheaper Chinese rival wiped $1tn off the value of leading US tech companies
Who is behind DeepSeek and how did it achieve its AI ‘Sputnik moment’?
Liang Wenfeng, who founded the firm just two years ago, says his aim is ‘not to lose money, nor to make huge profits’