It looks to me like Gemini may have got official confirmation from IMO while OpenAI did not
BIG TECH
-
OpenAI Gemini Teams Recruit IMO Medal Winners
By
–
The OpenAI team had at least one previous IMO medal winner and I wouldn't be surprised if the larger Gemini team had some of those too
-

Gemini Solves IMO Problems: Comparing with DeepMind Achievement
By
–
Wrote this up for my blog, including a note comparing this achievement with the DeepMind result from IMO last year https://
simonwillison.net/2025/Jul/21/ge
mini-imo/
… -
OpenAI’s Early Announcement Strategy Against Google Under Hassabis Perspective
By
–
Por último, el salseo de los últimos días sobre el anuncio precoz por parte de OpenAI para adelantarse a Google, bajo la óptica de Hassabis
-
Google Gemini Deep Think wins medal with more powerful English version
By
–
Además, a diferencia del año pasado, Google este año logra medalla con Una versión más potente de Gemini Deep Think operando directamente en inglés, y no con un sistema especializado para la competición como fue AlphaGeometry
-
OpenAI and Gemini Tie at 35/42 on Challenge Benchmark
By
–
Interestingly, both OpenAI and Gemini achieve the exact same score: 35/42 – and both teams solved problems 1-5 but did not solve 6, the most challenging problem
-

DeepMind Achieves Gold at International Mathematics Olympiad
By
–
DEEPMIND TAMBIÉN LOGRA Cómo se intuía, DeepMind también se hace con el oro de la Olimpiada Internacional de Matemáticas (IMO) igualando el logro anunciado por OpenAI el sábado!
-

Google Gemini Achieves Gold at International Mathematics Olympiad
By
–
It wasn't just OpenAI who got gold on the International Mathematics Olympiad this year – here's Google Gemini's result
-

Gemini with Deep Think Achieves Gold Medal at IMO
By
–
It looks like an advanced version of Gemini with Deep Think just solved 5 out of the 6 IMO problems, earning 35 total points, and officially achieving gold-medal level performance. https://
deepmind.google/discover/blog/
advanced-version-of-gemini-with-deep-think-officially-achieves-gold-medal-standard-at-the-international-mathematical-olympiad/
… Congrats on the achievement @lmthang Can’t wait to play with this model -
Google Launches Advanced Gemini with Deep Think for Mathematicians
By
–
And I am excited that we will very soon be bringing this advanced version of Gemini with Deep Think first to the hand of mathematicians and subsequently more people. See more details in the blog: