About
Hofvarpnir Studios
Hofvarpnir Studios is a California non-profit public charity, founded in 2021. We fund and support AI safety through grants, compute, and our own research.
Since 2022 we've run GPU clusters for AI safety researchers at UC Berkeley and dozens more elsewhere.
Work that used our compute
Papers that ran on our clusters, newest first.
- 2024Codebook Features: Sparse and Discrete Interpretability for Neural Networks
- 2023Towards Automated Circuit Discovery for Mechanistic Interpretability
- 2023Bridging RL Theory and Practice with the Effective Horizon
- 2023Emergence of Sparse Representations from Noise
- 2023Adversarial Policies Beat Superhuman Go AIs
- 2022Engineering Monosemanticity in Toy Models
We host Neuroscope, Neel Nanda's tool for exploring neurons in language models, and our compute helped build it.
People

Shauna Kravec
Executive Director

Nova DasSarma
Treasurer and Secretary
Details
- Name
- Hofvarpnir Studios
- Status
- California 501(c)(3) public charity
- Founded
- 2021
- PO Box 15, Bridgeport, CA 93517-0015
- team@hofvarpnir.ai