OpenAI says DeepSeek used its models illegally

Our full Galaxy S25 Ultra review is here. Plus: we've tested the Nvidia GeForce RTX 5080
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January 29, 2025
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Artificial intelligence
OpenAI claims DeepSeek used its models illegally
DeepSeek is under fire from OpenAI (Adobe Stock)
The hot new AI platform DeepSeek refuses to stay out of the news, and now we might have some clues as to how it's managed to produce its powerful R1 LLM in such a short space of time: OpenAI claims DeepSeek has been copying its models.
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Samsung
The Samsung Galaxy S25 Ultra is the ultimate Android
We've been testing out the Galaxy S25 Ultra (Future)
Our in-depth review of the Samsung Galaxy S25 Ultra is live, and you won't find a more detailed or knowledgable review on the web – and we think you're unlikely to find a more powerful or AI-capable Android phone this year.
Read the full story
Computing
We've reviewed the Nvidia GeForce RTX 5080
The Nvidia GeForce RTX 5080 (Future)
From top-tier smartphones to top-tier graphics cards: we've also been testing the brand-new Nvidia GeForce RTX 5080, which promises to be the best graphics card upgrade for people who want a balance between performance and price.
Read the full story
Today's best deals, hand-picked by TechRadar's experts
Wearables
Garmin still hasn't fixed its smartwatch bug
Garmin watch owners are still having problems (Future)
We really didn't want to have to keep on running our live blog on Garmin's smartwatch bug woes, but we've had to while Garmin works on a fix. Here's the latest we know on which Garmin models are crashing, and how the company has responded.
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Phones
New iPhone SE 4 leaks give and take away
The old iPhone SE look is expected to be retired (Apple)
The latest iPhone SE 4 rumors are in, and they add some clarity to our expectations for this phone: apparently it won't feature a Dynamic Island on the display, but it will come with the Action button that's been added to recent flagship iPhones.
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