Hunter LightmanMember of Technical Staff · OpenAIResearcher↗
Researcher
OpenAIResearch Scientist
OpenAI2020-presentWork and education history is primarily focused on AI-relevant roles and may not be comprehensive.
Reported GPT-4's capabilities, limitations and safety evaluations as a text-and-image input model.
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Reviewed August 8, 2026 · Checked for accuracy and new information.