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Model details
Hermes-4-405B
Find out what this model does, when it was released, and which provider serves it.
Nebius Token FactoryNousResearch/Hermes-4-405B
Quick Info
- Provider
- Nebius Token Factory
- Model key
- NousResearch/Hermes-4-405B
- Release date
- Jan 30, 2026
- Last updated
- Feb 4, 2026
- Knowledge
- 2025-11
- Input modalities
- text
- Output modalities
- text
- Capabilities
- Reasoning, Tool calling, Structured output, Open weights, Temp controls
- Cost summary
- In $1.00 · Out $3.00
- Limit summary
- 128,000 token context window
Cost
- Input token cost
- $1.00
- Output token cost
- $3.00
Limits
- Input tokens
- 120,000 tokens
- Output tokens
- 8,192 tokens