Comprehensive side-by-side LLM comparison
o3-pro supports multimodal inputs. Both models have their strengths depending on your specific coding needs.
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.
OpenAI
o3-pro was developed as the flagship reasoning model in the o3 family, designed to deliver maximum reasoning depth and reliability for the most challenging analytical tasks. Built for professionals requiring the highest level of thoughtful problem-solving, it extends reasoning capabilities to handle complex multi-step challenges across diverse domains.
8 months newer

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

o3-pro
OpenAI
2025-06-10
Context window and performance specifications
Llama 3.1 Nemotron 70B Instruct
2023-12-01
o3-pro
2024-05-31
Available providers and their performance metrics

Llama 3.1 Nemotron 70B Instruct

o3-pro
OpenAI

Llama 3.1 Nemotron 70B Instruct

o3-pro

Llama 3.1 Nemotron 70B Instruct

o3-pro