Key Takeaways
Hermes 4 405B wins:
- Larger context window
- Faster response time
- Higher intelligence benchmark
- Better at coding
- Better at math
- Supports tool calls
OpenHermes 2.5 Mistral 7B wins:
- Cheaper input tokens
- Cheaper output tokens
Price Advantage
OpenHermes 2.5 Mistral 7B
Benchmark Advantage
Hermes 4 405B
Context Window
Hermes 4 405B
Speed
Hermes 4 405B
Pricing Comparison
Price Comparison
| Metric | Hermes 4 405B | OpenHermes 2.5 Mistral 7B | Winner |
|---|---|---|---|
| Input (per 1M tokens) | $1.00 | $0.17 | OpenHermes 2.5 Mistral 7B |
| Output (per 1M tokens) | $3.00 | $0.17 | OpenHermes 2.5 Mistral 7B |
| Cache Read (per 1M) | N/A | $0.10 | OpenHermes 2.5 Mistral 7B |
Using a 3:1 input/output ratio, OpenHermes 2.5 Mistral 7B is 89% cheaper overall.
Hermes 4 405B Providers
No provider data available
OpenHermes 2.5 Mistral 7B Providers
No provider data available
Benchmark Comparison
6
Benchmarks Compared
0
Hermes 4 405B Wins
0
OpenHermes 2.5 Mistral 7B Wins
Benchmark Scores
| Benchmark | Hermes 4 405B | OpenHermes 2.5 Mistral 7B | Winner |
|---|---|---|---|
Intelligence Index Overall intelligence score | 17.6 | - | - |
Coding Index Code generation & understanding | 18.1 | - | - |
Math Index Mathematical reasoning | 15.3 | - | - |
MMLU Pro Academic knowledge | 72.9 | - | - |
GPQA Graduate-level science | 53.6 | - | - |
LiveCodeBench Competitive programming | 54.6 | - | - |
Hermes 4 405B significantly outperforms in coding benchmarks.
Cost vs Quality
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Hermes 4 405B
Other models
Context & Performance
Context Window
Hermes 4 405B
131,072
tokens
OpenHermes 2.5 Mistral 7B
N/A
tokens
Speed Performance
| Metric | Hermes 4 405B | OpenHermes 2.5 Mistral 7B | Winner |
|---|---|---|---|
| Tokens/second | 34.3 tok/s | N/A | |
| Time to First Token | 0.71s | N/A |
Capabilities
Feature Comparison
| Feature | Hermes 4 405B | OpenHermes 2.5 Mistral 7B |
|---|---|---|
| Vision (Image Input) | ||
| Tool/Function Calls | ||
| Reasoning Mode | ||
| Audio Input | ||
| Audio Output | ||
| PDF Input | ||
| Prompt Caching | ||
| Web Search |
License & Release
| Property | Hermes 4 405B | OpenHermes 2.5 Mistral 7B |
|---|---|---|
| License | Open Source | Proprietary |
| Author | Nousresearch | Nousresearch |
| Released | Aug 2025 | Unknown |
Hermes 4 405B Modalities
Input
text
Output
text
OpenHermes 2.5 Mistral 7B Modalities
Input
Output