OpenAI's Open Source Models • 120B & 20B Parameters • Free for Developers

GPT-Oss
Open Source AI Models

GPT-Oss brings OpenAI's powerful language models to developers. Run GPT-Oss on H100 GPUs or consumer hardware. Experience GPT-Oss with 131k context and MoE architecture.

11.6B Sparse Parameters
Open Source on HuggingFace
131k Context Window
GPT Oss - Pioneering the next generation of artificial intelligence

Why Choose GPT-Oss?

GPT-Oss brings OpenAI's latest models to the open source community. Run powerful AI locally with complete control.

ai-brain
GPT-Oss MoE Architecture
GPT-Oss uses Mixture of Experts with 128 experts and Top-4 routing. 11.6B sparse parameters with only 510M active.
code
GPT-Oss Open Source
GPT-Oss is fully open source on HuggingFace. Download GPT-Oss models for free. Run locally on your hardware.
GPT-Oss Hardware Flexibility
Run GPT-Oss 120B on single H100 GPU or 20B on consumer hardware. GPT-Oss adapts to your infrastructure.
security
GPT-Oss Privacy First
GPT-Oss runs entirely on your hardware. Complete data privacy with no API calls. Full control over deployment.
speed
GPT-Oss 131k Context
GPT-Oss supports 131k token context window using RoPE technology. Process entire codebases in a single prompt.
GPT-Oss Developer Ready
GPT-Oss integrates with popular frameworks. Fine-tune and customize for your use case. Build with open source.

Benchmark Performance

53.7%
LiveCodeBench
GPT Oss surpasses GPT-4
97.4%
MATH-500
GPT Oss leads benchmarks
65.8%
SWE-bench Verified
GPT Oss Engineering

Experience GPT-Oss Live

Try our interactive demo to see why developers choose GPT-Oss for their AI workflows. Experience GPT-Oss with no signup required - start immediately.

Natural Conversations

Engage in fluid, context-aware conversations that feel natural and intuitive.

Code Generation

Generate, debug, and explain code in multiple programming languages with expert-level accuracy.

Complex Reasoning

Solve mathematical problems, analyze data, and perform multi-step logical reasoning.

Lightning Fast

Experience rapid response times with our optimized inference infrastructure.

GPT Oss

Ask me anything...

🔥 GPT Oss now available - Experience the next generation of AIPPT export now available!
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How It Works

Deploy GPT Oss in three simple steps. Experience the power of GPT Oss AI and GPT Oss Chat with enterprise-grade capabilities.

Step 1
Get Started in Minutes
Get started with GPT-Oss instantly. Download from HuggingFace and run locally on your hardware
  • Sign up for free account
  • Choose cloud or self-hosted deployment
  • Configure your workspace settings
  • Invite team members
Example
# GPT-Oss deployment
pip install transformers
from transformers import AutoModel

model = AutoModel.from_pretrained("gpt-oss-120b")

Ready to get started?

Join thousands of developers already building with GPT Oss K2

Trusted by Developers

See how teams worldwide are leveraging GPT-Oss to revolutionize their AI capabilities. Experience the power of open source AI.

GPT-Oss has transformed how we approach AI development. The advanced reasoning capabilities are unmatched - it understands context like no other model. We've seen 70% improvement in task completion.
Sarah Chen
CTO, TechFlow
Y Combinator Startup
GPT-Oss surpasses all expectations. The performance leap is remarkable - GPT Oss handles our most complex analysis with ease. It has become essential for our enterprise AI strategy.
Marcus Rodriguez
Head of AI Engineering
Fortune 500 Company
GPT-Oss delivers enterprise-grade AI that scales with our needs. The flexibility of the platform allows us to innovate rapidly. GPT Oss integration has accelerated our product development.
Alex Kim
Founder & CEO
DataVault AI
10K+
Active Developers
95%
Cost Reduction
50M+
API Calls Served
99.9%
Uptime SLA

Join companies of all sizes who trust GPT Oss K2 for their AI infrastructure

YC Startup
Fortune 500
Tech Scale-up
AI Research

Frequently Asked Questions

Get answers to common questions about GPT Oss, GPT Oss AI capabilities, and GPT Oss Chat features.

Still have questions?

Our team is here to help you understand how GPT Oss can revolutionize your AI experience.