Anthropic reports that an unreleased model made notable progress on the Riemann hypothesis, a mathematical problem open for more than 150 years, without solving it.
OpenAI has begun testing advertisements in ChatGPT, aiming to support free access while promising clear ad labeling, answer independence, privacy protections, and user control.
An MIT Technology Review feature in its What's Next series explores startups seeking the next breakthrough in large language models.
The week's 10 most important AI developments in one place, with links to our full sourced briefs.
OpenAI has announced that free users of ChatGPT will now have access to unlimited text chats and a new functionality called the 'think button' for complex queries.
OpenAI says ChatGPT free and Go tier users will get unlimited text chats starting next week, along with a new 'Think' button for higher reasoning.
OpenAI has improved GPT-5.6 Sol in ChatGPT and expanded access to GPT-5.6 Luna, offering unlimited everyday chats for free users.
Google announced it will start removing access to Google Assistant on Android phones, tablets, and paired devices from September 4th, following the arrival of Gemini.
Apple's AI update finally makes Siri the assistant it was meant to be, but the launch feels anticlimactic amid AI agents that already handle complex tasks.
Alibaba released Qwen3.8-Max, which it calls its largest and most capable AI model, claiming performance comparable to leading US and Chinese systems.
Apple CEO Tim Cook has floated the idea of letting Siri AI power users buy more compute via the company's existing iCloud+ subscription plans.
The week's 10 most important AI developments in one place, with links to our full sourced briefs.