Comprehensive side-by-side LLM comparison
Grok-4 leads with 8.5% higher average benchmark score. Grok-4 is available on 2 providers. Overall, Grok-4 is the stronger choice for coding tasks.
xAI
Grok 4 represents the fourth generation of xAI's language models, developed to continue advancing the frontier of AI reasoning and knowledge. Built to handle increasingly complex tasks with enhanced reliability, it demonstrates xAI's commitment to pushing AI capabilities forward.
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.
6 months newer

o1-pro
OpenAI
2024-12-17

Grok-4
xAI
2025-07-09
Context window and performance specifications
Average performance across 1 common benchmarks

Grok-4

o1-pro
o1-pro
2023-09-30
Grok-4
2024-12-31
Available providers and their performance metrics

Grok-4
xAI
ZeroEval


Grok-4

o1-pro

Grok-4

o1-pro
o1-pro