Trieu Trinh
Also known as Trieu H. Trinh
Trieu Trinh is an AI researcher whose work spans language modeling, image representation, and mathematical reasoning. He coauthored a 2018 commonsense-reasoning paper and a 2019 self-supervised image-embedding method, then earned a PhD at NYU and helped develop AlphaGeometry, which solved 25 of 30 Olympiad geometry problems. In 2024 he led AlphaGeometry 2 for the IMO silver-level result; in 2025 he contributed to Google DeepMind’s Gemini Deep Think team, and in 2026 he coauthored a report on Aletheia’s FirstProof results. As of October 2026, he is a research scientist at Google DeepMind.
- Now at
- Google DeepMind
- Badges
Timeline
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2018
Commonsense reasoning models
In 2018, he coauthors “A Simple Method for Commonsense Reasoning” with Quoc V. Le. The paper uses unsupervised language models to score multiple-choice commonsense questions.
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2019
Selfie image embeddings
In 2019, he coauthors Selfie, a self-supervised pretraining method for image embeddings. It masks image patches and trains a model to select the missing patch from distractors.
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2024
A PhD and AlphaGeometry
At NYU, he completes a PhD in He He’s research group in 2024. In January 2024, he coauthors AlphaGeometry, which solves 25 of 30 Olympiad geometry problems within the standard time limit.
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July 2024
Leading AlphaGeometry 2
In July 2024, he leads AlphaGeometry 2 development with Yuri Chervonyi. Together with AlphaProof, the systems solve four of six IMO problems and score 28 points, matching silver-medal level.
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2025
Gemini Deep Think at IMO
For the 2025 IMO, he contributes to Google DeepMind’s Gemini Deep Think team. Gemini Deep Think solves five of six problems for 35 points, a gold-medal-level result.
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November 2025
IMO-Bench for mathematical reasoning
In November 2025, he coauthors “Towards Robust Mathematical Reasoning,” which introduces IMO-Bench, an advanced benchmark suite for mathematical reasoning at IMO level.
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February 2026
Aletheia at FirstProof
In February 2026, he coauthors a report on Aletheia, a mathematics research agent powered by Gemini 3 Deep Think. Aletheia solves six of ten FirstProof problems by majority expert assessment.
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As of October 2026
Google DeepMind research scientist
As of October 2026, he is a research scientist at Google DeepMind.
Career
- NowGoogle DeepMindResearch scientist
Education
- 2024New York UniversityPhD
Sources and credits
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- A Simple Method for Commonsense Reasoning
- Selfie: Self-supervised Pretraining for Image Embedding
- Group - He He
- AlphaGeometry: An Olympiad-level AI system for geometry — Google DeepMind
- AI achieves silver-medal standard solving International Mathematical Olympiad problems — Google DeepMind
- Advanced version of Gemini with Deep Think officially achieves gold-medal standard at the International Mathematical Olympiad — Google DeepMind
- Towards Robust Mathematical Reasoning
- Aletheia tackles FirstProof autonomously
