Nous Research

Open-source AI research collective.

Nous Research releases open-weight models in the Hermes series, focused on open-ended reasoning and long-form generation.

nousresearch.com

4 model routes2 providersUS + EU regions

Models from Nous Research

Model	Context	Zero data retention	Training	Region	Provider
Hermes 3 Llama 3.1 70B Nous Research	131K	Enterprise	No	US	DeepInfra
Hermes 3 Llama 3.1 405B Nous Research	131K	Enterprise	No	US	DeepInfra
Hermes 4 405B Nous Research	131K	Enterprise	No	EU	Nebius
Hermes 4 70B Nous Research	131K	Enterprise	No	EU	Nebius

No longer available

Nous Research models we used to route but the gateway no longer offers. Their pages stay up for reference — contact us if you need one back.

Hermes 2 Pro Llama 3 8BNot currently offered Nous Hermes Llama2 13BNot currently offered Openhermes2.5 Mistral 7BNot currently offered

Apps from Nous Research

Tools built by Nous Research, running on Opper. Point them at any of 700+ models — including Nous Research's own — with one key and a choice of region.

Hermes

Nous Research's open agent. Run it on any model on Opper.

Personalopper launch hermes