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Harmonic, the Robinhood CEO's AI math startup, launches an AI chatbot app | TechCrunch
Harmonic, an AI startup co-founded by Robinhood CEO Vlad Tenev, announced Monday the beta launch of an iOS and Android chatbot app where users can access its AI model, Aristotle. With this launch, the company aims to broaden access to Aristotle, which Harmonic claims to offer "hallucination-free"
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Harmonic's new AI aims to solve math without errors
This new model, which aims to create "mathematical superintelligence," recently achieved a gold-medal performance at the 2025 International Math Olympiad in a formal test Harmonic, co-founded by Robinhood CEO Vlad Tenev, launched a beta iOS and Android chatbot application, providing users access
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Harmonic Launches New AI Chatbot App for Android and iOS
The AI startup is focused on creating mathematical superintelligence Harmonic, a New York-based artificial intelligence (AI) startup, announced the launch of its mobile app on Monday. The app, dubbed Aristotle after the AI model that powers it, is currently available in beta on both Android and
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Beta Release: Aristotle AI Promises Smarter Conversations
Robinhood's co-founder, Vlad Tenev, has moved to machine intelligence. His new AI venture, Harmonic, just soft-launched its chatbot Aristotle for iOS and Android. The app is now in beta, and while the branding leans philosophical, the real question is whether this bot can do anything its
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Harmonic, co-founded by Robinhood CEO Vlad Tenev, releases beta versions of its AI chatbot app Aristotle for iOS and Android, claiming to offer error-free mathematical reasoning and aiming for mathematical superintelligence.
Harmonic, an AI startup co-founded by Robinhood CEO Vlad Tenev, has launched the beta version of its AI chatbot app, Aristotle, for iOS and Android platforms
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. This release marks a significant step in the company's ambitious goal to create "mathematical superintelligence" (MSI) and provide hallucination-free answers for mathematical reasoning questions1
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Source: Gadgets 360
Harmonic claims that Aristotle offers a novel approach to AI-assisted mathematics. The model produces responses in Lean, an open-source programming language, and employs an algorithmic process to verify the correctness of solutions before presenting them to users
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. This verification step, which doesn't involve AI, is similar to technologies used in high-stakes sectors like medical devices and aviation1
.Tudor Achim, CEO and co-founder of Harmonic, stated, "Within the domains that Aristotle supports, which are quantitative reasoning domains, we actually do guarantee that there's no hallucinations"
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. This bold claim addresses a significant challenge in the AI field, where even leading models struggle with reliability and accuracy3
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Source: ET
Aristotle has already demonstrated its capabilities by achieving gold medal performance on the 2025 International Mathematical Olympiad (IMO) in a formal test, where problems were translated into a machine-readable format
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. This achievement puts Aristotle in the company of AI models developed by tech giants like Google and OpenAI, which also achieved gold medal performance in the same competition, albeit through informal tests conducted in natural language1
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.Harmonic's vision extends beyond pure mathematics. The company plans to broaden Aristotle's capabilities to encompass fields such as physics, statistics, and computer science
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. This expansion reflects the startup's ambition to assist users across various disciplines that rely on quantitative analysis2
.The recent beta launch follows Harmonic's successful Series B funding round, where it secured $100 million led by Kleiner Perkins, valuing the company at $875 million
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. This substantial investment underscores the confidence in Harmonic's potential to revolutionize AI-assisted mathematical reasoning1
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Harmonic has outlined plans to release an API for enterprise access to Aristotle and a web app for consumers
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. While the company hasn't specified release timelines for these products, the move suggests a strategy to cater to both business and individual users2
.As Harmonic enters the competitive AI assistant space, it distinguishes itself with a focus on mathematical reasoning and a commitment to accuracy
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. However, the lack of public benchmarks and open-source access to the model makes it challenging for independent verification of Harmonic's claims3
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Source: TechCrunch
The launch of Aristotle represents a potentially significant advancement in AI-assisted mathematical problem-solving. As the beta testing progresses and more users engage with the app, the true capabilities and limitations of Harmonic's approach will become clearer. The AI community and mathematics enthusiasts alike will be watching closely to see if Aristotle can deliver on its promise of hallucination-free mathematical reasoning and pave the way for broader applications in quantitative fields.
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