Tech

OpenAI reorganizes research team behind ChatGPT’s personality

OpenAI is reorganizing its Model Behavior team, a small but influential group of researchers that shape how the company’s AI models interact with people, TechCrunch has learned. In an August memo to staff seen by TechCrunch, OpenAI’s Chief Research Officer Mark Chen said the Model Behavior team — which consists …

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Personalized AI companion app Dot is shutting down

Dot, an AI companion app that aimed to be a friend and confidante, is shutting down, the company announced on Friday. On a message published on its website, the startup behind Dot, New Computer, said that the product will remain operational until October 5, giving users time to download their …

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A timeline of the US semiconductor market in 2025

It’s been a tumultuous year for the U.S. semiconductor industry. The semiconductor industry plays a sizable role in the “AI race” that the U.S. seems determined to win, which is why this context is worth paying attention to: from Intel’s appointment of Lip-Bu Tan to CEO — who wasted no …

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Tesla’s ad spend on X has shrunk to almost nothing

Tesla spent $400,000 advertising on Elon Musk’s social media platform X in 2024, according to a new regulatory filing. But the automaker appears to be on track to spend just a fraction of that in 2025 as sales have struggled. In the first two months of 2025, Tesla spent $10,000 …

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