OpenAI-GPT-OSS-120B
GPT-OSS-120b is a high-performance, open-weight language model designed for production-grade, general-purpose use cases…
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Open / InstallLast updated July 27, 2026
Description
GPT-OSS-120b is a high-performance, open-weight language model designed for production-grade, general-purpose use cases. It fits on a single H100 GPU, making it accessible without requiring multi-GPU infrastructure. Trained on the Harmony response format, it excels at complex reasoning and supports configurable reasoning effort, full chain-of-thought transparency for easier debugging and trust, and native agentic capabilities for function calling, tool use, and structured outputs.
Author
Fireworks AI
Platform
web
Pricing model
subscription
Categories
Research
Productivity
Tags
poe
fireworks-ai
multimodal
text
image
Capabilities
- Text input
- Image input
- Text generation
- By Fireworks AI