GPT-OSS 120B is OpenAI's open-source 120-billion parameter model, released for research and self-hosted deployment. It offers strong general capabilities comparable to earlier proprietary GPT models while being fully open for modification and fine-tuning.
Key Features
120B parameter open-source model
Strong general-purpose capabilities
Fully open weights for self-hosting
Fine-tuning and customization support
Commercial use permitted
Ideal Use Cases
Self-hosted enterprise AI deployments
Research and model development
Custom fine-tuned applications
On-premises AI for regulated industries
Technical Specifications
| Parameters | 120B |
| Modality | Text → Text |
| Provider | OpenAI |
| Category | Text Generation |
| License | Open Source |
| Context Window | 128K tokens |
API Usage
1 curl -X POST https://api.vincony.com/v1/chat/completions \ 2 -H "Authorization: Bearer YOUR_API_KEY" \ 3 -H "Content-Type: application/json" \ 4 -d '{ 5 "model": "openai/gpt-oss-120b", 6 "messages": [ 7 { "role": "user", "content": "Hello, GPT-OSS 120B!" } 8 ] 9 }'
Replace YOUR_API_KEY with your Vincony API key. OpenAI-compatible endpoint — works with any OpenAI SDK.
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Frequently Asked Questions
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