Home › Compare › Nous: Hermes 3 405B Instruct vs Nous: Hermes 4 405B
Nous: Hermes 3 405B Instruct vs Nous: Hermes 4 405B: API Pricing Compared
Comparing Nous: Hermes 3 405B Instruct and Nous: Hermes 4 405B: on combined input+output list price, Nous: Hermes 3 405B Instruct is cheaper at $2 vs $4 per 1M tokens — a difference of $2 (50%). Nous: Hermes 3 405B Instruct costs $1 in / $1 out with a 131,072-token context; Nous: Hermes 4 405B costs $1 in / $3 out with a 131,072-token context.
| Nous: Hermes 3 405B Instruct | Nous: Hermes 4 405B | |
|---|---|---|
| Input /1M | $1 | $1 |
| Output /1M | $1 | $3 |
| Cached input /1M | — | — |
| Context window | 131,072 | 131,072 |
| Max output tokens | 16,384 | 117,964 |
| Cost @ 10M in + 2M out / mo | $12 | $16 |
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Frequently asked questions
Which is cheaper, Nous: Hermes 3 405B Instruct or Nous: Hermes 4 405B?
Nous: Hermes 3 405B Instruct is cheaper on combined list price: $2 vs $4 per 1M tokens (input + output). At 10M input + 2M output tokens per month, Nous: Hermes 3 405B Instruct costs $12 and Nous: Hermes 4 405B costs $16.
Which has the larger context window, Nous: Hermes 3 405B Instruct or Nous: Hermes 4 405B?
Nous: Hermes 3 405B Instruct has a context window of 131,072 tokens; Nous: Hermes 4 405B has 131,072 tokens. The larger one is Nous: Hermes 3 405B Instruct.
Price snapshot October 21, 2026, refreshed daily.