Robinhood is currently developing an advanced reasoning model named Aristotle, which has demonstrated gold medal-level performance on problems from the International Mathematics Olympiad, achieving this through the production of formally verified proofs. This model integrates informal reasoning with formal verification, ensuring mathematically reliable outputs. Additionally, Harmonic has launched a chatbot app that allows users to access Aristotle for various mathematical reasoning tasks, enhancing the model’s practical application.

Robinhood: Robinhood operates as a commission-free brokerage platform enabling retail investors to trade stocks, options, and cryptocurrencies. Its CEO Vlad Tenev co-founded Harmonic to advance AI reasoning capabilities. The company supports this work through its leadership’s involvement in developing specialized models like Aristotle.
Vlad Tenev: Vlad Tenev serves as CEO and co-founder of Robinhood while acting as co-founder and executive chairman of Harmonic. He focuses on applying mathematical expertise to AI development, including the creation of reasoning systems that produce verified outputs. Tenev has promoted Harmonic’s progress on advanced models through public livestreams and announcements.
HarmonicMath: HarmonicMath is an AI research company dedicated to building mathematical superintelligence through formal reasoning engines. It developed the Aristotle model, which generates hallucination-free outputs by leveraging formal verification in tools like Lean. The company has showcased its model’s performance on complex mathematical competitions via public demonstrations.

Achievement: The model demonstrated gold medal-level performance on International Mathematics Olympiad problems with formally verified proofs.
AI Development: Aristotle combines informal reasoning with formal verification to produce mathematically reliable outputs.
Product Launch: Harmonic has released a chatbot app providing access to Aristotle for mathematical reasoning tasks.