person
Jason Wei
OpenAI; chain-of-thought prompting
OpenAI researcher and lead author of the 2022 paper that introduced 'chain-of-thought' prompting, the technique behind much of modern LLM reasoning.
current Researcher, OpenAI
past Researcher, Google Brain
Strategy positions
Accelerationendorsestentative
Build faster; delay costs more than capabilityArgues scaling and emergent capabilities are the primary axis of AI progress; views capability research as the engine of useful applications.
“Chain-of-thought prompting elicits reasoning in large language models. We find that scaling matters: chain-of-thought is an emergent ability of scale.”
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Record last updated 2026-04-25.