> ## Documentation Index
> Fetch the complete documentation index at: https://docs.siray.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# GPT oss 120b

> GPT OSS 120B is a large-scale open-source language model with 120B parameters, delivering strong reasoning, generation quality, and full deployment flexibility.

### Model Use Cases

Designed for enterprises and developers building private LLM deployments, advanced chatbots, research systems, and AI products requiring model transparency and control.

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### Key Features

* **120B Parameter Scale:** Handles complex reasoning, long-form generation, and nuanced instructions.
* **Open-Source Flexibility:** Full model access enables customization, fine-tuning, and private hosting.
* **Enterprise-Ready Deployment:** Suitable for on-prem, VPC, or hybrid infrastructure environments.
* **Strong Multilingual Support:** Performs well across major languages for global applications.
* **Research & Innovation Friendly:** Ideal for experimentation, alignment research, and model optimization.

<Card title="Get Started with the API" icon="sparkles" href="https://docs.siray.ai/api-reference/model-api/gpt-oss-120b" />