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GPT upgrade: OpenAI's latest model is a big step up

GPT upgrade: OpenAI's latest model is a big step up

The world of artificial intelligence just got a lot more exciting, or scary, depending on your perspective, as the tech firm behind the wildly-popular and surprisingly-addictive ChatGPT unleashed its new model.

OpenAI’s latest creation, GPT-4, is a smarter, more powerful version of the tech behind the viral chatbot — and on a series of benchmark tests, the engine’s ability to outperform humans is staggering.

Revision

While GPT-4 is locked behind OpenAI’s paywall, Microsoft revealed that it’s been powering Bing’s chatbot for 6 weeks now. Even though that test of the language model’s capabilities hasn’t always run smoothly, the new version has outscored its predecessor on nearly every academic and professional exam.

GPT-4, for example, would apparently beat a staggering 90% of lawyers attempting to pass the bar, compared to GPT-3.5 which would have been in the bottom 10%. Indeed, in 12 of the 15 AP exams the pair took, GPT-4 scored ahead of 50% students. The model still has some revision to do in the English department, however, showing no improvement in language or literature.

Aside from acing exams, GPT-4 is also able to accept images as inputs — a key factor in one of its first implementations where the model will be used to power a “virtual volunteer” for those with visual impairments.

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Despite a massive surge in corporate AI spending, the technology is broadly failing to deliver the massive cost reductions executives had anticipated, according to a new global survey from Bain & Co. shared with Bloomberg. The largest share of major companies measuring their AI returns — 40% — realized cost savings of 10% or less, with poor access to internal data cited as the primary roadblock. Most had expected higher returns. More concerningly, Bain warned that many companies are using their original, overly optimistic projections — rather than their actual savings — to justify funding their next wave of expensive AI investments, creating a “circular bet with a structural leak.”

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Anthropic confidentially files for IPO

Anthropic has filed confidentially with the Securities and Exchange Commission for its initial public offering. The IPO is expected to be one of the largest in US history, and will likely be joined by OpenAI, which is also expected to go public before the end of the year.

The company filed a draft S-1 form with the SEC, which does not indicate the price of the offering. The official public S-1, which will come later, will give potential shareholders a first look at the finances of Anthropic, which just last week announced that it raised $65 billion, reaching a valuation of $965 billion. This puts the company well ahead of archrival OpenAI, which is currently valued at $850 billion.

tech

Prosus may thwart Uber’s bid for Delivery Hero

Uber’s aggressive pursuit of Delivery Hero could hit a major roadblock. After the European food delivery giant rejected Uber’s initial $11.6 billion buyout offer, the American company pivoted, scooping up a 37% stake in the open market.

Now, Prosus, formerly Delivery Hero’s largest shareholder, is plotting a counteroffensive.

Thanks to an EU regulatory waiver Monday that temporarily pauses its mandatory stock sell-down, the Amsterdam-based investment firm is reportedly looking to either increase its stake or rally other shareholders against Uber. The goal: block the takeover entirely or force a significantly higher premium.

Prosus has warned about the loss of European tech relevance if a US giant swallows the company. Meanwhile, investors are loving the drama: the takeover tug-of-war, which also includes DoorDash, has sent Delivery Hero stock soaring over 75% in the past month.

Thanks to an EU regulatory waiver Monday that temporarily pauses its mandatory stock sell-down, the Amsterdam-based investment firm is reportedly looking to either increase its stake or rally other shareholders against Uber. The goal: block the takeover entirely or force a significantly higher premium.

Prosus has warned about the loss of European tech relevance if a US giant swallows the company. Meanwhile, investors are loving the drama: the takeover tug-of-war, which also includes DoorDash, has sent Delivery Hero stock soaring over 75% in the past month.

tech

Tesla sales surge in European markets in May

Tesla sales surged across Europe in May, Reuters reports, with sales jumping double and even triple digits in a number of early-reporting markets. Of course, 2025 was a very difficult year for Tesla sales in Europe, so the growth is coming off notably small denominators.

Interestingly, the resurgence is happening without EU approval for supervised Full Self-Driving, something CEO Elon Musk predicted would cause sales to “improve significantly” after blaming the absence of the tech for its weak sales.

The company has received approval for a version of its FSD tech in the Netherlands, as well as Lithuania and Estonia, and expects “EU-wide” permission in the second or third quarter.

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