OpenAI
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Lomonosov Moscow State University
Heidelberg University
Jang Hyun (Vincent) ChoThinking Machines LabResearcher↗
Researcher
Alexander Kirillov
Thinking Machines LabMember of Technical Staff
Kirillov co-created Segment Anything, which lets users isolate almost any object in an image with a click or prompt, and helped define panoptic segmentation, a unified way to label every pixel and object in a scene. After leading multimodal work on GPT-4o at OpenAI, he joined Thinking Machines Lab.
Career & education
Current roleThinking Machines LabJan 2025-presentMember of Technical Staff
Thinking Machines LabJan 2025-presentWork and education history is primarily focused on AI-relevant roles and may not be comprehensive.
Citation Trend
Total citations to scholarly work, including research papers, technical reports, books and theses, as recorded by Google Scholar. Each point is a dated snapshot.
citations92,846As of Nov 8, '26
citations+13,399Since last snapshot, Jun 15, '26
Selected contributions
Segment Anything
With Eric Mintun, Nikhila Ravi, Hanzi Mao, Chloe Rolland, Laura Gustafson, Tete Xiao, Spencer Whitehead and others ·SAM outlines objects in images in response to prompts such as clicks or boxes.
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Reviewed August 8, 2026 · Checked for accuracy and new information.
