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Hermes 4 405B

Hermesv4 405BCurrent
byNous ResearchNous Research(ai lab)
Released August 26, 2025
Context131.1K tokens
Price (In / Out)$1.00/M / $3.00/M
CategoryLarge Language Model

About Hermes 4 405B

Hermes 4 405B is a large language model from Nous Research. Supports up to 131,072 token context window. Available from $1.00/M input tokens.

Capabilities

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Input Modalities

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Output Modalities

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Technical Details

API Identifier
nousresearch/hermes-4-405b
Category
Large Language Model
Context Window
131,072 tokens

Tags

long-context

Pricing

Token pricing for Hermes 4 405B API usage.

Input Tokens

$1.00/M

per million tokens

Output Tokens

$3.00/M

per million tokens

Pricing Calculator

Input cost$1.00
Output cost$1.50
Estimated monthly cost$2.50

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AI Models by Nous Research

Large language models from the same organization.

ModelContext WindowPrice (In / Out per M)
Hermes 4 70BCurrent131K$0.13 / $0.40
Hermes 3 70B InstructCurrent131K$0.30 / $0.30
Hermes 3 405B InstructCurrent131K-- / --