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Nousresearch Pro · $9/month 21 tokens / message Balanced

Nous: Hermes 4 405B · Nousresearch

Nous: Hermes 4 405B is a large-scale reasoning model built on Meta-Llama-3.1-405B by Nous Research. It features hybrid reasoning mode where the model can deliberate internally before providing responses.

Advanced hybrid reasoning Extended 131K token context Meta-Llama-3.1-405B foundation

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About Nous: Hermes 4 405B

Nous: Hermes 4 405B is a large-scale reasoning model built on Meta-Llama-3.1-405B by Nous Research. It features hybrid reasoning mode where the model can deliberate internally before providing responses.

Where it shines: Advanced hybrid reasoning · Extended 131K token context · Meta-Llama-3.1-405B foundation.

How to use Nous: Hermes 4 405B

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    Click the main button. Wait 2-30 seconds depending on the model and input size.

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Frequently asked questions

How much does it cost to use Nous: Hermes 4 405B?

Nous: Hermes 4 405B is a Pro model: it costs 21 tokens per use (~$0.10 real cost for us). You need a Pro plan ($9/month → 15,000 tokens) or a one-shot pack. If you already have tokens in the free account, you can also spend them directly.

How many uses of Nous: Hermes 4 405B are included in the Pro plan?

Pro ($9/month) gives you 15,000 recurring tokens. At 21 tokens per use of Nous: Hermes 4 405B, that's ~714 full uses per cycle. If you run out, one-shot packs (5,000 / 25,000 / 80,000 tokens) add to the balance without expiring before one year.

What makes Nous: Hermes 4 405B special?

Its specific strengths are: advanced hybrid reasoning, extensive context 131k tokens and base meta-flame-3.1-405b.

How fast does Nous: Hermes 4 405B respond?

Nous: Hermes 4 405B has a balanced speed: 5-15 seconds per response — neither the fastest nor the slowest in the catalog. The actual time also depends on the length of the prompt and the load of the datacenter — models with huge context take longer when you enter very long texts.

How to use Nous: Hermes 4 405B in ia.gratis?

You can use Nous: Hermes 4 405B from /chat/ by selecting Nous: Hermes 4 405B in the picker, or via the REST API with `model=hermes-4-405b` in the POST body. Quick summary: hermes 4 405B: Advanced Reasoning Model with Hybrid Mode and 131K Tokens. The internal model identifier is `hermes-4-405b` — useful when integrating via API.