Model Comparison

Comprehensive side-by-side analysis of model capabilities and performance

xAI

Grok-4 Heavy

xAI

Grok-4 Heavy is a multimodal language model developed by xAI. It achieves strong performance with an average score of 79.5% across 6 benchmarks. It excels particularly in AIME 2025 (100.0%), HMMT25 (96.7%), GPQA (88.4%). The model shows particular specialization in general tasks with an average performance of 79.5%. As a multimodal model, it can process and understand text, images, and other input formats seamlessly. Released in 2025, it represents xAI's latest advancement in AI technology.

OpenAI

o1-pro

OpenAI

o1-pro is a multimodal language model developed by OpenAI. This model demonstrates exceptional performance with an average score of 82.5% across 2 benchmarks. It excels particularly in AIME 2024 (86.0%), GPQA (79.0%). The model shows particular specialization in general tasks with an average performance of 82.5%. As a multimodal model, it can process and understand text, images, and other input formats seamlessly. Released in 2024, it represents OpenAI's latest advancement in AI technology.

OpenAI

o1-pro

OpenAI

2024-12-17

xAI

Grok-4 Heavy

xAI

2025-07-09

6 months newer

Average performance across 1 common benchmarks

xAI

Grok-4 Heavy

+9.4%
Average Score:88.4%
OpenAI

o1-pro

Average Score:79.0%

Performance comparison across key benchmark categories

xAI

Grok-4 Heavy

general
79.5%
OpenAI

o1-pro

general
+3.0%
82.5%
Benchmark Scores - Detailed View
Side-by-side comparison of all benchmark scores
Knowledge Cutoff
Training data recency comparison

o1-pro

2023-09-30

Grok-4 Heavy

2024-12-31

More recent knowledge cutoff means awareness of newer technologies and frameworks

Provider Availability & Performance

Available providers and their performance metrics

xAI

Grok-4 Heavy

0 providers
OpenAI

o1-pro

0 providers
xAI

Grok-4 Heavy

+9.4%
Avg Score:88.4%
Providers:0
OpenAI

o1-pro

Avg Score:79.0%
Providers:0