Hermes 3 405B Instruct is a large generalist language model from Nous with a 131k token context window, designed for multi-turn conversations and agentic tasks.
- Strengths
- Handles extended conversations, long-context reasoning, and agentic workflows with strong performance across general language tasks.
- Best for
- Multi-turn dialogue systems, agents requiring sustained reasoning over long contexts, and general-purpose language work at scale.
- Limitations
- As a larger model, it requires more compute resources than smaller alternatives, and performance on specialized domains may lag behind domain-specific fine-tuned models.
Input / 1M
$1.00
Output / 1M
$1.00
Cached input / 1M
—
Context window
131K
Price history
Snapshots
| Effective | Input | Output | Cached in | Note | Source |
|---|---|---|---|---|---|
| 11 Jun 2026 | $1.00 | $1.00 | — | Imported from OpenRouter | openrouter.ai |