GPT-OSS 120B
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Warning: GPT-OSS 120B is currently in beta mode and may exhibit unstable performance or behavior. Use with caution in production environments, as functionality is subject to change.
Summary: Large open-source language model by OpenAI with exceptional response quality and broad knowledge coverage.
Intelligence
Speed
Sovereignty
Input
Output
High
Medium
Medium
Text
Text
Central parameters
Description: GPT-OSS 120B is a large open-source Mixture-of-Experts language model developed by OpenAI. It is designed for high-quality text generation, complex reasoning, and comprehensive language understanding across various domains. The model excels in conversational AI, content generation, and analytical tasks while maintaining good inference speed for its size class through its efficient expert routing architecture.
Model identifier: openai/gpt-oss-120b
IONOS AI Model Hub Lifecycle and Alternatives
IONOS Launch
End of Life
Alternative
Successor
Origin
Provider
Country
License
Flavor
Release
Technology
Context window
Parameters
Quantization
Multilingual
128k
120B
MXFP4
Yes
Modalities
Text
Image
Audio
Input and output
Not supported
Not supported
Endpoints
Chat Completions
Embeddings
Image generation
v1/chat/completions
Not supported
Not supported
Features
Streaming
Tool calling
Supported
Supported
Rate limits
Rate limits ensure fair usage and reliable access to the AI Model Hub. In addition to the contract-wide rate limits, no model-specific limits apply.
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