← People

Jennifer Zhou

Researcher · Founder

Machine learning

Now Co-founder and CEO · Preference Model

@chem_safetypreferencemodel.com ↗

Co-founder and CEO of Preference Model, which builds reinforcement learning environments and graders for training frontier models. Before that she worked on Anthropic's data team on data infrastructure, tokenizers and datasets, and earlier at Stripe.

Sourcespreferencemodel.comx.comEducation and jobs are read from their own homepage or employer's page; papers checked on arXiv. From LinkedIn only the person's own public posts are read; GitHub is a link only.

Account links back to x.com/chem_safety · Avatar from their X account, taken 2026-11-02

Nothing else on the record names them yet.

Something wrong or missing on this page? Tell me and it will be fixed or removed. Contact →