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Nous: Hermes 4 405B

hermes-4-405b

Hermes 4 is a large-scale reasoning model built on Meta-Llama-3.1-405B and released by Nous Research. It introduces a hybrid reasoning mode, where the model can choose to deliberate internally with...

Modalities

Input

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Output

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Pricing
Cost per 1 million tokens
Input
$1.2
Output
$3.6
Model Specs
Context Window
131,072
Max Output
131,072
Release Date
2025-08-25
Knowledge Cutoff
2023-12
Capabilities
Reasoning
Tool Calling
Vision

Last Updated: 2025-08-25

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