| library_name: transformers | |
| pipeline_tag: text-generation | |
| tags: | |
| - text-generation | |
| - reasoning | |
| - zen | |
| - zen4 | |
| - hanzo | |
| - zenlm | |
| license: apache-2.0 | |
| # Zen4 Ultra | |
| **Zen LM by Hanzo AI** — Extended reasoning model with chain-of-thought. Optimized for complex multi-step problems. | |
| ## Specs | |
| | Property | Value | | |
| |----------|-------| | |
| | Parameters | 744B MoE | | |
| | Context | 262K | | |
| | Architecture | Zen MoDE (Mixture of Distilled Experts) | | |
| | Generation | Zen4 | | |
| ## API Access | |
| ```bash | |
| curl https://api.hanzo.ai/v1/chat/completions \ | |
| -H "Authorization: Bearer $HANZO_API_KEY" \ | |
| -H "Content-Type: application/json" \ | |
| -d '{"model": "zen4-ultra", "messages": [{"role": "user", "content": "Hello"}]}' | |
| ``` | |
| Get your API key at [console.hanzo.ai](https://console.hanzo.ai) — $5 free credit on signup. | |
| ## License | |
| Apache 2.0 | |
| --- | |
| *Zen LM is developed by [Hanzo AI](https://hanzo.ai) — Frontier AI infrastructure.* | |