LLM Comparison
Hermes 4 405B vs Devstral 2 2512
Side-by-side specs, pricing & capabilities · Updated April 2026
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2/6 modelsSame tier:
H Hermes 4 405B | D Devstral 2 2512 | |
|---|---|---|
| Organization | Nous Research | Mistral AI |
| OpenTools Score | ||
| Family | Hermes | Devstral |
| Status | Current | Current |
| Release Date | Aug 2025 | Dec 2025 |
| Context Window | 131K tokens | 262K tokens |
| Input Price | $1.00/M tokens | $0.40/M tokens |
| Output Price | $3.00/M tokens | $2.00/M tokens |
| Pricing Notes | — | Cache read: $0.0400/M tokens |
| Capabilities | textcode | textcodetool-use |
| API Identifier | nousresearch/hermes-4-405b | mistralai/devstral-2512 |
| View Hermes 4 405B | View Devstral 2 2512 |
Cost Calculator
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| Model | Input | Output | Total / mo | vs Best |
|---|---|---|---|---|
| Devstral 2 2512Cheapest | $0.40 | $1.00 | $1.40 | — |
| Hermes 4 405B | $1.00 | $1.50 | $2.50 | +79% |
Nous Research
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.
Mistral AI
Devstral 2 2512
Devstral 2 2512 is a large language model from Mistral AI. Supports up to 262,144 token context window. Available from $0.40/M input tokens.
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