Comprehensive side-by-side LLM comparison
o1-pro leads with 23.0% higher average benchmark score. Overall, o1-pro is the stronger choice for coding tasks.
xAI
Grok 2 was developed as the second generation of xAI's language model family, designed to provide enhanced reasoning, knowledge, and conversational abilities. Built with architectural improvements and expanded training, it represents a significant advancement in xAI's model capabilities.
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.
4 months newer

Grok-2
xAI
2024-08-13

o1-pro
OpenAI
2024-12-17
Context window and performance specifications
Average performance across 1 common benchmarks

Grok-2

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

Grok-2
xAI

o1-pro

Grok-2

o1-pro

Grok-2

o1-pro