Hermes 4 405B pricing
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... Live index: 2 priced offers. Best input $1.00 per million tokens from Nebius. Best output $3.00 per million tokens from Nebius.
Pricing across providers
Use this table to read Hermes 4 405B list prices. We show 2 sources right now. Lowest input in the grid: Nebius. The chart below the table helps when output prices are much higher than input prices.
| Provider | Input / 1M | Output / 1M | Cached input | Batch |
|---|---|---|---|---|
N Nebius | $1.00 | $3.00 | — | — |
O Openrouter | $1.00 | $3.00 | — | — |
Input vs output · per provider
Cost calculator
Pick any of the providers above and type how many tokens you expect per day, week, or year. We turn that into rough dollar totals for Hermes 4 405B.
Provider
0.100000¢ / req
0.150000¢ / req
Model specifications
Quick spec sheet for Hermes 4 405B before you dive back into pricing. Reported under Nous Research.
- Context window
- 131,072 tokens
- Max output
- N/A
- Vision (images)
- No
- Tool / function calling
- No
- Streaming
- Yes
- Released
- Aug 2025
- Primary provider
- Nous Research
- Model family
- N/A
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Frequently asked questions
Quick frequently asked items for Hermes 4 405B pricing and limits. The short model note from our index: 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...
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