Comprehensive side-by-side LLM comparison
o1-pro leads with 33.4% higher average benchmark score. o1-pro supports multimodal inputs. Overall, o1-pro is the stronger choice for coding tasks.
DeepSeek
DeepSeek-V3 was introduced as a major architectural advancement, developed with 671B mixture-of-experts parameters and trained on 14.8 trillion tokens. Built to be three times faster than V2 while maintaining open-source availability, it demonstrates competitive performance against frontier closed-source models and represents a significant leap in efficient large-scale model design.
OpenAI
o1-pro was developed as an enhanced version of the o1 reasoning model, designed to provide extended reasoning capabilities with greater depth and reliability. Built for professionals and advanced users tackling complex analytical tasks, it offers enhanced thinking time and reasoning quality for the most demanding applications.
8 days newer

o1-pro
OpenAI
2024-12-17

DeepSeek-V3
DeepSeek
2024-12-25
Context window and performance specifications
Average performance across 2 common benchmarks

DeepSeek-V3

o1-pro
o1-pro
2023-09-30
Available providers and their performance metrics

DeepSeek-V3
DeepSeek

o1-pro

DeepSeek-V3

o1-pro

DeepSeek-V3

o1-pro