I am a Ph.D. student at Stanford University, advised by Kayvon Fatahalian. Check out my Substack for thoughts on self-improving LLM agents. Check out my Blog for less structured thoughts from my PhD.

Learning Agents

Self-Generated In-Context Examples Improve LLM Agents for Sequential Decision-Making Tasks
Vishnu Sarukkai, Zhiqiang Xie, and Kayvon Fatahalian. Neurips, 2025.
[Paper] [Blog] [Code (coming soon)]

Learning to Ball: Composing Policies for Long-Horizon Basketball Moves
Pei Xu, Zhen Wu, Ruocheng Wang, Vishnu Sarukkai, Kayvon Fatahalian, Ioannis Karamouzas, Victor Zordan, C. Karen Liu. SIGGRAPH Asia, 2025
[Paper] [Project Page]

Automated Rewards via LLM-Generated Progress Functions
Vishnu Sarukkai, Brennan Shacklett, Zander Majercik, Kush Bhatia, Christopher Ré, Kayvon Fatahalian Arxiv, 2024.
[Paper] [Blog]

MLMove: Learning to Move Like Professional Counter-Strike Players
David Durst, Feng Xie, Vishnu Sarukkai, Brennan Shacklett, Iuri Frosio, Chen Tessler, Joohwan Kim, Carly Taylor, Gilbert Bernstein, Sanjiban Choudhury, Pat Hanrahan, Kayvon Fatahalian. SCA, 2024.
[Paper] [Code] [Project Page]

Controllable Image Generation

Block and Detail: Scaffolding Sketch-to-Image Generation
Vishnu Sarukkai, Lu Yuan, Mia Tang, Maneesh Agrawala, Kayvon Fatahalian. UIST, 2024.
[Paper] [Code] [Project Page] [Demo]

Collage Diffusion
Vishnu Sarukkai, Linden Li, Arden Ma, Chris Ré, Kayvon Fatahalian. WACV, 2024.
[Paper] [Code] [Blog]

Axes and Tags: LLM-Driven Design Galleries for Generative Content
Asanshay Gupta, Vishnu Sarukkai, Kayvon Fatahalian. ICCV HiGEN Workshop, 2025.
[Demo]

Sketch-a-Sketch: Controlling diffusion-based image generation with just a few strokes
Vishnu Sarukkai, Chris Ré, and Kayvon Fatahalian
[Blog]

Efficient Model Validation

Low-Shot Validation: Active Importance Sampling for Estimating Classifier Performance on Rare Categories
Fait Poms*, Vishnu Sarukkai*, Ravi Teja Mullapudi, Nimit S. Sohoni, William R. Mark, Deva Ramanan, and Kayvon Fatahalian. ICCV, 2021, Oral Presentation.
[Paper] [Blog]

Forager: Rapid Data Exploration and Model Development
Fait Poms, Mihir Garimella, Vishnu Sarukkai, Ravi Teja Mullapudi, Jeremy Barenholtz, and Kayvon Fatahalian
[Demo]

Miscellaneous

Cloud Removal from Satellite Images using Spatiotemporal Generator Networks
Vishnu Sarukkai*, Anirudh Jain*, Burak Uzkent, and Stefano Ermon. WACV, 2020.
[Paper] [Code] [Dataset]

Bitcoin Pricing, Adoption, and Usage: Theory and Evidence
Susan Athey, Ivo Parashkevov, Vishnu Sarukkai, and Jing Xia. Arxiv, 2016.
[Paper]