Tech
Large language model: Subscribers drive growth at Duolingo

Large language model: Subscribers drive growth at Duolingo

Large language model(s)

Though Duolingo has amassed a userbase that outweighs the populations of many of the nations whose languages it teaches, converting that army of linguaphiles into a sustainable business has been difficult, especially given the founders’ initial budget-friendly mission. Duolingo has, however, managed to make it work as the company’s pure scale has given it the levers to run one of the most effective freemium models in the industry.

That model — giving all users access to a certain portion of the app’s features, whilst ringfencing others for paying subscribers only — has worked. Since the pandemic, Duolingo’s growth has gone into overdrive, as sales hit $137.6 million in its latest quarter, with more than 75% of that figure from subscriptions to the platform’s Super Duolingo service and its newer, more derivatively-named Max.

Duolingo now counts some 5.8 million paid subscribers, helping the app to become the top-grossing in education on the Google Play store and the Apple equivalent, as users seem keener than ever to upgrade and explore additional features like ad-free courses, extended playing time in the built-in games and quizzes, and enhanced AI content in the case of Duolingo Max too.

The company also hasn’t been able to resist the allure of advertising, raking in nearly $12m from ad deals in its latest quarter, more than it received for provisions of the Duolingo English Test — a proficiency exam that’s now accepted by over 5,000 universities around the world.

Deepfake conversations

For better or worse, Duolingo has cracked the code of mainstream language-learning, optimizing for the way that many people want to learn, with nudges, games and points to tell them that they’re progressing. But, just as that process has been honed to cold calculated perfection, AI has emerged onto the scene, with chatbots promising to turn the entire industry on its head.

That could usher in a new era of next-level immersion for language-learners, as users take their newfound vocabulary into conversations with chatbots that feel real… even if they’re not. That might be good for users, but employees have already lost out, with Duolingo laying off 10% of its contractors in January, citing AI.

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Tom Jones

Prediction markets have, predictably, been given a boost by the summer of sports

Major platforms like Kalshi and Polymarket have seen huge upticks in users of late, thanks in no small part to what’s felt like a recent sporting smorgasbord, with major competitions across hockey, basketball, and soccer soaking up fans’ time (and spending, clearly) at the outset of summer.

While gaming industry groups may not like it, there’s been a huge change in the methods people are using to put money on the big games, with everyone from fortunate NYC bar owners, to a far less fortunate Spanish supporter, turning to prediction markets to try and turn their sports know-how into cold, hard cash.

According to a new report from Adam Blacker for apptopia, that shift might have been even more seismic than imagined in the wake of the NBA and NHL finals and around the 2026 World Cup kicking off.

While gaming industry groups may not like it, there’s been a huge change in the methods people are using to put money on the big games, with everyone from fortunate NYC bar owners, to a far less fortunate Spanish supporter, turning to prediction markets to try and turn their sports know-how into cold, hard cash.

According to a new report from Adam Blacker for apptopia, that shift might have been even more seismic than imagined in the wake of the NBA and NHL finals and around the 2026 World Cup kicking off.

South by Southwest Conference and Festivals

Gold Tesla Cybercabs are piling up, but they’re not picking up passengers yet

Low-volume production started in April. Now people are noticing them more and more in the wild.

Rani Molla6/15/26
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Jon Keegan

Anthropic pulls Fable and Mythos access worldwide after Trump administration bars their use by foreign nationals

Only days after releasing two versions of its next-gen AI model, Anthropic has disabled them for users worldwide.

Anthropic says it received a Friday night order from the Trump administration to suspend access to the models for any foreign national (anywhere in the world) — a group that included some Anthropic employees. In response, the company turned off access to everyone.

Last week, the company released to the public its much-anticipated Claude Fable 5 model (and its restricted version Claude Mythos 5, which is still being tested with trusted partners). Anthropic said in a blog post announcing the action that officials cited national security concerns with the new models, while offering few specific details.

The post said that the government gave the company “verbal evidence of a potential narrow, non-universal jailbreak” of the public Fable 5 model. A jailbreak is a means by which users can evade restrictions built into the code to unlock prohibited functionality. Anthropic downplayed the significance of the attack, and said other major models, such as OpenAI’s GPT-5.5, could also be affected by the technique described.

Fears of these first Mythos-class models being misused are running high, after Anthropic warned the cybersecurity world in May that the advanced cyber capabilities of Mythos have rapidly discovered thousands of vulnerabilities in ubiquitous software, leading to the decision to restrict the full version of the model to a close group of trusted partners for testing.

This morning, Axios reported that Anthropic technical staff have flown to Washington to meet with White House officials to resolve the issue.

The Wall Street Journal is reporting that the Trump administration’s decision to take action against Anthropic was prompted by discussions that Amazon CEO Andy Jassy had with officials, including Treasury Secretary Scott Bessent. According to the report, Amazon researchers said they had been able to evade some of Fable 5’s security restrictions using specific prompts. Amazon is a major investor in Anthropic.

Anthropic is currently suing the US government to fight the Pentagon’s blacklisting of the company on national security grounds.

Last week, the company released to the public its much-anticipated Claude Fable 5 model (and its restricted version Claude Mythos 5, which is still being tested with trusted partners). Anthropic said in a blog post announcing the action that officials cited national security concerns with the new models, while offering few specific details.

The post said that the government gave the company “verbal evidence of a potential narrow, non-universal jailbreak” of the public Fable 5 model. A jailbreak is a means by which users can evade restrictions built into the code to unlock prohibited functionality. Anthropic downplayed the significance of the attack, and said other major models, such as OpenAI’s GPT-5.5, could also be affected by the technique described.

Fears of these first Mythos-class models being misused are running high, after Anthropic warned the cybersecurity world in May that the advanced cyber capabilities of Mythos have rapidly discovered thousands of vulnerabilities in ubiquitous software, leading to the decision to restrict the full version of the model to a close group of trusted partners for testing.

This morning, Axios reported that Anthropic technical staff have flown to Washington to meet with White House officials to resolve the issue.

The Wall Street Journal is reporting that the Trump administration’s decision to take action against Anthropic was prompted by discussions that Amazon CEO Andy Jassy had with officials, including Treasury Secretary Scott Bessent. According to the report, Amazon researchers said they had been able to evade some of Fable 5’s security restrictions using specific prompts. Amazon is a major investor in Anthropic.

Anthropic is currently suing the US government to fight the Pentagon’s blacklisting of the company on national security grounds.

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