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Build the human layer of intelligence with us.

Researchers, engineers, social scientists, designers, students, and product builders working together on open-source evaluation infrastructure: persona data, simulation environments, applications, and metrics.

200+Contributors
40+Researchers fromOpenAIAnthropicGoogle DeepMindxAI
4Application domains
OpenSource & collaboration

Organizers

Dr. Xiaomin Li
CO-ORGANIZER

Dr. Xiaomin Li

Senior Research Scientist @ Microsoft CoreAI (GitHub Copilot)
Harvard Ph.D. in Applied MathematicsMIT Research AffiliateEx-Microsoft Research, Amazon, Meta & ByteDance

Specializes in random matrix theory, LLM post-training, coding agents, reasoning, RLHF reward modeling, and LLM training-data quality. Dual bachelor's degrees in Math and Computer Science from UIUC.

Dr. Yuexing Hao
CO-ORGANIZER

Dr. Yuexing Hao

Researcher @ Microsoft Office of Applied Science
MIT EECS Postdoctoral ResearcherCornell Ph.D.Ex-Google Research & Scale AI

Human–AI interaction and AI alignment researcher with a Ph.D. from Cornell University. She is a postdoctoral researcher at MIT and Microsoft. She led Google’s Wayfinder AI and Mayo Clinic’s MedEduChat patient-education system.

Advisory Committee

Scientific and industry advisors guiding MatrAIx research and development.

Eric Horvitz

Eric Horvitz

Microsoft

Chief Scientific Officer

Jasjeet Sekhon

Jasjeet Sekhon

Google DeepMind

Chief Strategy Officer

Daniela Rus

Daniela Rus

MIT

Liquid AI

Professor of Computer Science and Director of CSAIL. Co-Founder of Liquid AI.

Dawn Song

Dawn Song

UC Berkeley

Meta Superintelligence Labs

Professor of Computer Science at UC Berkeley. VP of AI Research at Meta Superintelligence Labs.

Asu Ozdaglar

Asu Ozdaglar

MIT

Department Head of Electrical Engineering and Computer Science

Dan Roth

Dan Roth

Oracle

University of Pennsylvania

Chief AI Scientist at Oracle. Distinguished Professor at the University of Pennsylvania.

Eric Topol

Eric Topol

National Academy of Medicine

Member of the National Academy of Medicine. EVP at Scripps Research.

Philip Torr

Philip Torr

University of Oxford

Professor of Engineering Science. Fellow of the Royal Academy of Engineering.

Emily Fox

Emily Fox

Stanford University

Professor of Statistics and Computer Science

Prasanna Tambe

Prasanna Tambe

University of Pennsylvania

Professor and Co-Director, Wharton Human-AI Research. OpenAI Economic Research.

Kyunghyun Cho

Kyunghyun Cho

New York University

Professor of Computer Science and Data Science

Richard Ho

Richard Ho

OpenAI

Vice President

James Zou

James Zou

Stanford University

Associate Professor of Biomedical Data Science

Yulia Tsvetkov

Yulia Tsvetkov

University of Washington

Associate Professor of Computer Science & Engineering

Marinka Zitnik

Marinka Zitnik

Harvard Medical School

Associate Professor of Biomedical Informatics

Himabindu Lakkaraju

Himabindu Lakkaraju

Google

Harvard Business School

Assistant Professor of Harvard Business School. Google Senior Staff Research Scientist.

Yilun Du

Yilun Du

Harvard University

Assistant Professor of Computer Science

Mitchell Gordon

Mitchell Gordon

MIT

Assistant Professor of Electrical Engineering and Computer Science

Paul Pu Liang

Paul Pu Liang

MIT

Assistant Professor, MIT Media Lab

Contributors

  1. PROJECT 01MatrAIx: Simulating the World with 8.3 Billion Persona AgentsSee contributors
  2. PROJECT 02MatrAIx Agent PersonaBenchContributors · in progress

Community backgrounds

Members of the broader MatrAIx community have studied, researched, or worked at organizations including the following.

Education & researchSelected member backgrounds
HarvardMITStanfordUC BerkeleyCarnegie MellonCaltechPrincetonCornellBrownU WashingtonUIUCGeorgia TechNYUOxfordCambridgeETH ZürichTsinghuaPeking University
Technology & industrySelected member backgrounds
GoogleGoogle DeepMindMicrosoftMetaAmazonAppleOpenAIAnthropicTeslaLinkedInIBMIntelOracleAdobeSalesforceStripeAirbnbUberDatabricksByteDanceAlibabaTencent

Organizations are listed solely to describe individual members’ educational or professional backgrounds. They do not imply institutional endorsement, sponsorship, or partnership with MatrAIx. This list is provisional and will be updated as member profiles are reviewed.

Funders & Partners

Microsoft AzureMicrosoft Azure
Amazon AWSAmazon AWS
OpenAIOpenAI
AnthropicAnthropic
MetaMeta
GoogleGoogle
QwenQwen
Z.AI (GLM)Z.AI · GLM
JP MorganJP Morgan
MIT CSAIL AllianceMIT CSAIL Alliance
MIT Sandbox Innovation FundMIT Sandbox Innovation Fund
Harvard Innovation LabHarvard Innovation Lab
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