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

Claude Opus 4.1
Anthropic
Claude Opus 4.1 is a multimodal language model developed by Anthropic. The model shows competitive results across 8 benchmarks. It excels particularly in MMMLU (98.4%), AIME 2025 (80.2%), MMMU (validation) (64.8%). As a multimodal model, it can process and understand text, images, and other input formats seamlessly. Released in 2025, it represents Anthropic's latest advancement in AI technology.

Grok-1.5
xAI
Grok-1.5 is a language model developed by xAI. It achieves strong performance with an average score of 63.9% across 9 benchmarks. It excels particularly in GSM8k (90.0%), DocVQA (85.6%), MMLU (81.3%). Released in 2024, it represents xAI's latest advancement in AI technology.

Grok-1.5
xAI
2024-03-28

Claude Opus 4.1
Anthropic
2025-08-05
1 year newer
Average performance across 1 common benchmarks

Claude Opus 4.1

Grok-1.5
Performance comparison across key benchmark categories

Claude Opus 4.1

Grok-1.5
Provider Availability & Performance
Available providers and their performance metrics

Claude Opus 4.1

Grok-1.5

Claude Opus 4.1

Grok-1.5