Comprehensive side-by-side LLM comparison
o1-preview leads with 10.0% higher average benchmark score. o1-preview offers 24.8K more tokens in context window than Grok-2. Grok-2 is $63.00 cheaper per million tokens. Grok-2 supports multimodal inputs. Overall, o1-preview 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-preview was introduced as an early version of OpenAI's reasoning model series, designed to demonstrate the potential of AI models that engage in extended thinking before responding. Built to solve complex problems through deliberate reasoning processes, it represented an initial step toward more thoughtful and analytical AI systems.
1 month newer

Grok-2
xAI
2024-08-13

o1-preview
OpenAI
2024-09-12
Cost per million tokens (USD)

Grok-2

o1-preview
Context window and performance specifications
Average performance across 3 common benchmarks

Grok-2

o1-preview
Available providers and their performance metrics

Grok-2
xAI

o1-preview

Grok-2

o1-preview

Grok-2

o1-preview
Azure
OpenAI