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nousresearch

Nous: Hermes 4 405B

nousresearch/hermes-4-405b

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...

Prices updated: 7/28/2026

Input
200
credits / 1M tokens
Output
600
credits / 1M tokens
Context
131k
tokens
Messages per $1 USD
≈ 200
typical message: 1k tokens in + 500 out

Prices in credits per million tokens. 1 credit = $0.01 USD. Final price, billed in MXN at the exchange rate on payment day + VAT (CFDI). Subject to change without notice.

Spec sheet

Inputs
text
Outputs
text
Max output tokens
—
Knowledge cutoff
2024-08-31
Tokenizer
Other
Capabilities
Text / LLM
Reasoning

Use it in your code

One OpenAI-compatible endpoint. Switch models by changing one line.

curl https://api.deployalo.com/ai/gateway/v1/chat/completions \
  -H "Authorization: Bearer $DEPLOYALO_AI_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model":"nousresearch/hermes-4-405b","messages":[{"role":"user","content":"Hola"}]}'

More models from nousresearch

Nous: Hermes 3 405B Instruct
nousresearch/hermes-3-llama-3.1-405b
Input 200Output 200
Nous: Hermes 3 70B Instruct
nousresearch/hermes-3-llama-3.1-70b
Input 140Output 140
Nous: Hermes 4 70B
nousresearch/hermes-4-70b
Input 26Output 80

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