Jason Wei – Milestones
Key milestones and important events in Jason Wei's history.
4
Total Milestones
2021
Earliest
2025
Latest
4 yrs
Span
Showing 4 milestones for Jason Wei
20251 milestone
4
1 Jul 2025
Joined Meta Superintelligence Labs
Departed OpenAI to join Meta's newly formed Superintelligence Labs, continuing his research on advanced artificial intelligence.
20241 milestone
3
1 Sep 2024
Co-created OpenAI o1
Co-created the OpenAI o1 model, designed to spend more time thinking before responding to reason through complex tasks, and also contributed to deep research initiatives.
20231 milestone
2
1 Feb 2023
Joined OpenAI
Joined OpenAI's research team, contributing to projects focused on large language models and AI reasoning, including work on the ChatGPT team.
20211 milestone
1
1 Feb 2021
Joined Google Brain
Began working as a research scientist at Google Brain, where his work helped popularize chain-of-thought prompting, instruction tuning, and emergent phenomena in large language models.