LLM Comparison
Hermes 4 405B vs Kimi K2 0905
Side-by-side specs, pricing & capabilities · Updated September 2026
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2/6 modelsSame tier:
| Organization | ||
| OpenTools Score | 48 40.3 | |
| Family | Hermes | Kimi |
| Status | Current | Current |
| Release Date | Aug 2025 | Sep 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 |
| Capabilities | textcode | textcode |
| Max Output | — | 262K tokens |
| API Identifier | nousresearch/hermes-4-405b | moonshotai/kimi-k2-0905 |
| Benchmarks | ||
| GPQA Diamond | — | 76.6667artificial-analysis |
| AIME 2025 | — | 57.3333artificial-analysis |
| View Hermes 4 405B | View Kimi K2 0905 | |
Cost Calculator
Enter your expected monthly token usage to compare costs.
| Model | Input | Output | Total / mo | vs Best |
|---|---|---|---|---|
| Kimi K2 0905Cheapest | $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.
Moonshot AI
Kimi K2 0905
Kimi K2 0905 is a large language model from Moonshot AI. Supports up to 262,144 token context window. Available from $0.40/M input tokens.
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