| library_name: transformers | |
| pipeline_tag: text-generation | |
| tags: | |
| - text-generation | |
| - reasoning | |
| - thinking | |
| - math | |
| - zen | |
| - zen4 | |
| - hanzo | |
| - zenlm | |
| license: apache-2.0 | |
| # Zen4 Thinking | |
| **Zen LM by Hanzo AI** — Chain-of-thought reasoning model with explicit thinking traces. Excels at math, logic, and step-by-step analysis. | |
| ## Specs | |
| | Property | Value | | |
| |----------|-------| | |
| | Parameters | 562B MoE | | |
| | Context Length | 262K tokens | | |
| | Architecture | Zen MoDE (Mixture of Distilled Experts) | | |
| | Generation | Zen4 | | |
| ## API Access | |
| This model is served exclusively via the Hanzo AI API. Weight downloads are not available for this model tier. | |
| ```python | |
| from openai import OpenAI | |
| client = OpenAI(base_url="https://api.hanzo.ai/v1", api_key="YOUR_KEY") | |
| response = client.chat.completions.create( | |
| model="zen4-thinking", | |
| messages=[{"role": "user", "content": "Hello"}], | |
| ) | |
| print(response.choices[0].message.content) | |
| ``` | |
| 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.* | |