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

GPT-4.1
OpenAI
GPT-4.1 is a multimodal language model developed by OpenAI. The model shows competitive results across 30 benchmarks. It excels particularly in MMLU (90.2%), CharXiv-D (87.9%), IFEval (87.4%). With a 1.1M token context window, it can handle extensive documents and complex multi-turn conversations. The model is available through 1 API provider. As a multimodal model, it can process and understand text, images, and other input formats seamlessly. Released in 2025, it represents OpenAI's latest advancement in AI technology.

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.

GPT-4.1
OpenAI
2025-04-14

Grok-4 Heavy
xAI
2025-07-09
2 months newer
Performance Metrics
Context window and performance specifications

GPT-4.1

Grok-4 Heavy
Average performance across 3 common benchmarks

GPT-4.1

Grok-4 Heavy
Performance comparison across key benchmark categories

GPT-4.1

Grok-4 Heavy
GPT-4.1
2024-06-01
Grok-4 Heavy
2024-12-31
Provider Availability & Performance
Available providers and their performance metrics

GPT-4.1
OpenAI

Grok-4 Heavy

GPT-4.1

Grok-4 Heavy