Skip to content
Not available in this workspace
OpenRouterOpenRouter
© 2026 OpenRouter, Inc

Product

  • Chat
  • Rankings
  • Benchmarks
  • Apps
  • Discover
  • Models
  • Collections
  • Providers
  • Pricing
  • Enterprise
  • Labs

Company

  • About
  • Blog
  • Careers
    Hiring
  • Privacy
  • Terms of Service
  • Support
  • Works With OR
  • Data

Developer

  • Documentation
  • API Reference
  • Developer Platform
  • Status

Connect

  • Discord
  • GitHub
  • LinkedIn
  • X
  • YouTube
Favicon for nousresearch

NousResearch: Hermes 2 Pro - Llama-3 8B

nousresearch/hermes-2-pro-llama-3-8b

Model weights

Hermes 2 Pro is an upgraded, retrained version of Nous Hermes 2, consisting of an updated and cleaned version of the OpenHermes 2.5 Dataset, as well as a newly introduced Function Calling and JSON Mode dataset developed in-house.

Modalities

Context

8K

Released

May 27, 2024

Knowledge Cutoff

Dec 2023

ActivityFAQ

Activity

Token volume and request traffic to this model over time.

About NousResearch: Hermes 2 Pro - Llama-3 8B

OpenRouter makes NousResearch: Hermes 2 Pro - Llama-3 8B by Nous Research available through a unified, OpenAI-compatible API using the model ID nousresearch/hermes-2-pro-llama-3-8b.

NousResearch: Hermes 2 Pro - Llama-3 8B accepts text and returns text. It has a 8,192-token context window.

It was released on May 27, 2024; its knowledge cutoff is December 31, 2023.

More models from Nous Research

  • Hermes 4 70B
  • Hermes 4 405B
  • Hermes 3 70B Instruct

Frequently asked questions

Hermes 2 Pro is an upgraded, retrained version of Nous Hermes 2, consisting of an updated and cleaned version of the OpenHermes 2.5 Dataset, as well as a newly introduced Function Calling and JSON Mode dataset developed in-house.

Hermes 2 Pro - Llama-3 8B has a 8,192 token context window.

Hermes 4 70B, Hermes 4 405B, Hermes 3 70B Instruct and 1 more are other text models from Nous Research.

Hermes 2 Pro - Llama-3 8B was released on May 27, 2024. Its knowledge cutoff is December 31, 2023.