Comprehensive side-by-side LLM comparison
GPT OSS 120B leads with 9.8% higher average benchmark score. GPT OSS 120B is available on 5 providers. Overall, GPT OSS 120B is the stronger choice for coding tasks.
OpenAI
GPT-OSS 120B was developed as an open-source model release from OpenAI, designed to provide the research and developer community with access to a capable language model. Built with 120 billion parameters, it enables experimentation, fine-tuning, and deployment in contexts where open-source licensing and transparency are valued.
NVIDIA
Llama 3.1 Nemotron 70B was developed by NVIDIA through customization of Meta's Llama 3.1 70B, designed to enhance performance for specific use cases and deployments. Built with NVIDIA's optimizations and fine-tuning expertise, it demonstrates how foundation models can be adapted for specialized applications.
10 months newer

Llama 3.1 Nemotron 70B Instruct
NVIDIA
2024-10-01

GPT OSS 120B
OpenAI
2025-08-05
Context window and performance specifications
Average performance across 1 common benchmarks

GPT OSS 120B

Llama 3.1 Nemotron 70B Instruct
Llama 3.1 Nemotron 70B Instruct
2023-12-01
Available providers and their performance metrics

GPT OSS 120B
DeepInfra
Groq
Novita
OpenAI
ZeroEval

GPT OSS 120B

Llama 3.1 Nemotron 70B Instruct

GPT OSS 120B

Llama 3.1 Nemotron 70B Instruct

Llama 3.1 Nemotron 70B Instruct