405BNous Research is an American AI research company that began as an online collective and was formalised in 2023. It is known for the Hermes series of open-weight models post-trained from other labs' base models, and for the open-source Hermes Agent.
- Type
- Private company
- Founders
- Jeffrey Quesnelle, Karan Malhotra, Teknium and Shivani Mitra
- AI lab
405B