API pricing
Nous Research API pricing
Nous Research API prices run from $0.70 per million input tokens (Hermes 3 70B Instruct) to $1 (Hermes 4 405B).
Last verified
| Cached input | ||||||
|---|---|---|---|---|---|---|
| Hermes 3 70B Instruct (open weights) | $0.70 | $0.70 | — | $0.70 | 131K | — |
| Hermes 3 405B Instruct (open weights) | $1 | $1 | — | $1 | 131K | — |
| Hermes 4 405B (open weights) | $1 | $3 | — | $1.50 | 131K | — |
Prices on other platforms
The same models are often sold through clouds and resellers at different rates.
| Model | Route | Input | Output | Checked |
|---|---|---|---|---|
| Hermes 3 405B Instruct | openrouter | $1 | $1 | 2026-10-10 |
| Hermes 3 70B Instruct | openrouter | $0.70 | $0.70 | 2026-10-10 |
| Hermes 4 405B | openrouter | $1 | $3 | 2026-10-10 |
Frequently asked questions
How much does the Nous Research API cost?
Nous Research API prices run from $0.70 per million input tokens (Hermes 3 70B Instruct) to $1 (Hermes 4 405B).