Specifications
Context Window
—
Input Price/1M
$1.00
Output Price/1M
$3.00
Parameters
—
Speed
40 tok/s
Latency (TTFT)
760ms
Benchmarks
Hermes 4 - Llama-3.1 405B (Non-reasoning) results on the main AI model evaluation benchmarks. Higher scores indicate better performance.
Agentic
| Benchmark | Score | Maximum | Methodology |
|---|---|---|---|
| Terminal-Bench Hard | 10.0 | 100.0 | — |
Coding
| Benchmark | Score | Maximum | Methodology |
|---|---|---|---|
| LiveCodeBench | 55.0 | 100.0 | Artificial Analysis official API |
| SciCode | 35.0 | 100.0 | — |
| AA Coding Index | 18.1 | 100.0 | Artificial Analysis official API |
Knowledge
| Benchmark | Score | Maximum | Methodology |
|---|---|---|---|
| MMLU-Pro | 73.0 | 100.0 | — |
Long Context
| Benchmark | Score | Maximum | Methodology |
|---|---|---|---|
| AA-LCR | 20.0 | 100.0 | — |
Math
| Benchmark | Score | Maximum | Methodology |
|---|---|---|---|
| AA Math Index | 15.3 | 100.0 | Artificial Analysis official API |
| AIME 2025 | 15.0 | 100.0 | Artificial Analysis official API |
overall
| Benchmark | Score | Maximum | Methodology |
|---|---|---|---|
| AA Intelligence Index | 17.6 | 100.0 | Artificial Analysis official API |
Reasoning
| Benchmark | Score | Maximum | Methodology |
|---|---|---|---|
| MMLU Pro | 82.9 | 100.0 | Artificial Analysis official API |
| GPQA Diamond | 54.0 | 100.0 | Artificial Analysis official API |
| IFBench | 35.0 | 100.0 | — |
| HLE | 4.0 | 100.0 | — |
Tool Use
| Benchmark | Score | Maximum | Methodology |
|---|---|---|---|
| Tau²-Bench | 27.0 | 100.0 | — |
Information
- Release date
- August 27, 2025
- Tool Calling
- ❌ Not supported
- Vision
- ❌ Not supported
- Audio
- ❌ Not supported
Full Analysis: Hermes 4 - Llama-3.1 405B (Non-reasoning)
What is Hermes 4 - Llama-3.1 405B (Non-reasoning)?
Hermes 4 - Llama-3.1 405B (Non-reasoning) is an AI model developed by Nous Research, classified as a text model. It focuses on text processing and natural language generation. As a proprietary model, it is available via Nous Research's cloud API.
Pricing & Costs in 2026
Hermes 4 - Llama-3.1 405B (Non-reasoning) is usage-based, priced at $1/1M input tokens and $3/1M output tokens. For context: 1 million tokens is approximately 750,000 words, or about 10 average-length books. The mid-range pricing balances quality and cost for most professional applications.
Benchmarks & Performance
Hermes 4 - Llama-3.1 405B (Non-reasoning) was evaluated on 14 different benchmarks, covering categories like Agentic, Coding, Knowledge, Long Context, Math, overall, Reasoning, Tool Use. Results show solid performance across available evaluations.
It's important to note that benchmarks measure specific aspects and don't capture the full user experience. Factors like instruction adherence, behavior in long conversations, and real-world task quality vary significantly between models and aren't always reflected in standard scores.
Recommended Use Cases
Hermes 4 - Llama-3.1 405B (Non-reasoning) specializes in text, offering advanced capabilities for creating and processing text content.
Comparison with Alternatives
In the 2026 AI model ecosystem, Hermes 4 - Llama-3.1 405B (Non-reasoning) competes directly with similarly capable models. Nous Research competes in this segment against OpenAI, Anthropic, Google, and Meta. The choice between models depends on the specific use case, budget, latency requirements, and need for features like multimodality and tool calling.
For a detailed side-by-side comparison, use our comparison tool or check the overall model ranking.
Frequently Asked Questions
What is Hermes 4 - Llama-3.1 405B (Non-reasoning)?
Hermes 4 - Llama-3.1 405B (Non-reasoning) is an AI model developed by Nous Research. It is a text model.
How much does Hermes 4 - Llama-3.1 405B (Non-reasoning) cost?
Hermes 4 - Llama-3.1 405B (Non-reasoning) costs $1/1M input tokens and $3/1M output tokens. For heavy usage (e.g., a chatbot handling 100k messages/month), costs can range from $10 to $1,000 depending on volume.
How does Hermes 4 - Llama-3.1 405B (Non-reasoning) compare with other models?
In available benchmarks, Hermes 4 - Llama-3.1 405B (Non-reasoning) scored: Terminal-Bench Hard: 10/100, LiveCodeBench: 55/100, SciCode: 35/100. See the full table above for a detailed comparison.
Is Hermes 4 - Llama-3.1 405B (Non-reasoning) open source?
No, Hermes 4 - Llama-3.1 405B (Non-reasoning) is a proprietary model from Nous Research. It is available via cloud API. For open source alternatives, check our open source model ranking.
What is Hermes 4 - Llama-3.1 405B (Non-reasoning) best for?
Hermes 4 - Llama-3.1 405B (Non-reasoning) excels at general-purpose language tasks.
Last updated: June 01, 2026 • View methodology →