Nous Research API pricing and price changes
3 Nous Research models we price today. Since Mar 26, 2024 we recorded 0 list-price changes on OpenRouter: 0 cuts and 0 increases.
Nous Research models
| Model | Chat answer | In / out per 1M | Released |
|---|---|---|---|
| N Hermes 4 405B | 0.30¢$3.00 / 1,000 | $1.00 / $3.00 | Aug 26, 2025 |
| N Hermes 3 70B Instruct | 0.12¢$1.18 / 1,000 | $0.70 / $0.70 | Aug 18, 2024 |
| N Hermes 3 405B Instruct | 0.11¢$1.14 / 1,000 | $1.00 / $1.00 | Aug 16, 2024 |
Price change log
Changes of at least 5% in the OpenRouter list price, detected between weekly snapshots (Internet Archive copies of the public model list before October 2026, our daily pulls after). For open-weight models a change can mean a different cheapest host.
No list-price changes recorded.