Nous Research

What is Nous Research?

Nous Research is an artificial intelligence company and open-source research organization. It is best known for the Hermes family of models, fine-tuned from open-weight base models, and for Hermes Agent, its open-source agent. Nous Research publishes its models openly and focuses on models that follow instructions closely and use tools reliably.

Nous Research models available on Eden AI

• Hermes 4 405B: reasoning and function calling, with a 131K context window.
• Hermes 3 Llama 3.1 405B: a large Hermes model built on Meta's Llama 3.1, with function calling and a 131K context window.
• Hermes 3 Llama 3.1 70B: a smaller Hermes 3 model with a 131K context window.

When to choose Nous Research

• You want open models tuned for steerable, instruction-following chat.
• You need reasoning and tool calling from an open model family.
• You want an alternative to the original Llama instruct models.

How to use Nous Research with Eden AI

Call the Hermes models with the Eden AI chat completions API and your Eden AI API key. Each model page lists the providers serving it, with prices, regions and measured speed.