About
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...
Related Models
Hermes 4 - Llama-3.1 70B (Reasoning)2025-08-27Hermes 4 - Llama-3.1 405B (Reasoning)2025-08-27Hermes 4 - Llama-3.1 405B (Non-reasoning)2025-08-27Hermes 4 - Llama-3.1 70B (Non-reasoning)2025-08-27Nous: Hermes 4 70B2025-08-26Nous: Hermes 3 70B Instruct2024-08-18Nous: Hermes 3 405B Instruct2024-08-16Nous: Hermes 3 405B Instruct (free)2024-08-16
Pricing
Input
$1.00
per 1M tokens
Output
$3.00
per 1M tokens
Blended
$1.50
per 1M tokens
Cheaper than 29% of models. Median price is $0.54/1M tokens.
Cost Calculator
Tokens per day1M
100K100M
Daily
$1.50
Monthly
$45.00
vs. Similar Models
MiMo-V2-Pro
$1.500%
Qwen3.5 Omni Plus
$1.500%
Hermes 4 - Llama-3.1 405B (Reasoning)
$1.500%
Hermes 4 - Llama-3.1 405B (Non-reasoning)
$1.500%
Performance
Context Window
131K
tokens
Larger than 27% of models
Context Window Comparison
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