Comprehensive side-by-side LLM comparison
o1-pro leads with 2.5% higher average benchmark score. o1-pro supports multimodal inputs. Both models have their strengths depending on your specific coding needs.
DeepSeek
DeepSeek-R1-Zero was introduced as an experimental variant trained with minimal human supervision, designed to develop reasoning patterns through self-guided reinforcement learning. Built to explore how models can discover analytical strategies independently, it represents research into autonomous reasoning capability development.
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.
1 month newer

o1-pro
OpenAI
2024-12-17

DeepSeek R1 Zero
DeepSeek
2025-01-20
Average performance across 2 common benchmarks

DeepSeek R1 Zero

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

DeepSeek R1 Zero

o1-pro

DeepSeek R1 Zero

o1-pro