Clemens Winter
Clemens Winter is an AI researcher whose work spans language models and neural-network optimization. In 2020, he coauthored GPT-3, and NeurIPS gave its paper an Outstanding Paper award. He later coauthored research on learned optimizers, Codex, GPT-4, and GPT-4o. As of October 2026, he is an OpenAI researcher.
Timeline
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2020
GPT-3 wins an Outstanding Paper award
In 2020, he coauthors GPT-3, a 175-billion-parameter language model tested in a few-shot setting; NeurIPS gives the paper an Outstanding Paper award.
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2021
A learned neural-network optimizer
In 2021, he coauthors a learned optimizer that updates optimizer hyperparameters and outperforms Adam on neural-network tasks.
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2021
Code generation with Codex
In 2021, he coauthors the Codex study, which evaluates a GPT language model fine-tuned on public GitHub code for Python programming.
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2023
The GPT-4 technical report
In 2023, he coauthors the GPT-4 technical report, which describes a multimodal model that accepts image and text inputs and produces text outputs.
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2024
A GPT-4o safety card
In 2024, he coauthors the GPT-4o System Card, which describes the model's multimodal inputs and outputs and its safety evaluations.
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As of October 2026
Research at OpenAI
As of October 2026, he is an OpenAI researcher.
Sources and credits
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