Technology
Technology
Mathematicians accuse OpenAI of scooping million-dollar proof
Tristan Buckmaster and Levent Alpöge proved a precursor equation weeks earlier and announced their results hours before the company revealed 10,000 autonomous agents had solved the problem.
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Google admits EU rules made its European search worse
The company stripped live prices and direct booking links from hotel and flight queries on 8 September following an 890 million euro fine from regulators.
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Amazon sells ChatGPT ads as OpenAI bans rival advertisers
Delta Vacations is testing the US pilot through Amazon, while Australian businesses buy campaigns directly through a self-serve platform available across 52 countries.
Technology
OpenAI halts US$200 Pro sign-ups as Astra demand swamps servers
Existing subscribers retain full access to the tier, and the company continues to accept new customers across its standard, business and enterprise tiers without restriction.
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European regulators survey publishers on whether Google AI opt-outs reduce standard search traffic
The questionnaire is part of a formal antitrust investigation opened in December 2025 into claims that media outlets cannot refuse artificial intelligence scraping without losing their general online visibility.
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OpenAI makes self-service ChatGPT advertising available to buyers in 52 countries
The sponsored placements appear only for users on the Free and Go plans, and the company has not published pricing data or conversion benchmarks.
Technology
Nvidia buys Hugging Face for US$12.9 billion
Nvidia agreed to pay US$12.9 billion for the open-model hub used by 18 million developers, says its chips will not be required to use it, and expects the deal to close in the first half of 2027.
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OpenAI launched GPT-6 Astra on the day ChatGPT went dark
OpenAI released GPT-6 Astra on Thursday. Its president called it a generational leap that might be AGI, and safety researchers say its reasoning method is playing with fire.
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Major AI outage: Are ChatGPT, Claude, Gemini and Grok down?
ChatGPT, Claude and Grok failed within the same hour on Thursday US time. OpenAI, Anthropic and xAI confirmed faults on their status pages, Downdetector passed 35,000 reports, and no company has named a cause.