Comprehensive side-by-side LLM comparison
o3-mini leads with 32.5% higher average benchmark score. o3-mini offers 36.0K more tokens in context window than Grok-4. o3-mini is $12.50 cheaper per million tokens. Grok-4 supports multimodal inputs. Overall, o3-mini is the stronger choice for coding tasks.
xAI
Grok-4 is a multimodal language model developed by xAI. It achieves strong performance with an average score of 63.1% across 7 benchmarks. It excels particularly in AIME 2025 (91.7%), HMMT25 (90.0%), GPQA (87.5%). It supports a 264K token context window for handling large documents. The model is available through 2 API providers. 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
o3-mini is a language model developed by OpenAI. The model shows competitive results across 26 benchmarks. It excels particularly in COLLIE (98.7%), MATH (97.9%), IFEval (93.9%). It supports a 300K token context window for handling large documents. The model is available through 2 API providers. Released in 2025, it represents OpenAI's latest advancement in AI technology.
5 months newer
o3-mini
OpenAI
2025-01-30
Grok-4
xAI
2025-07-09
Cost per million tokens (USD)
Grok-4
o3-mini
Context window and performance specifications
Average performance across 32 common benchmarks
Grok-4
o3-mini
o3-mini
2023-09-30
Grok-4
2024-12-31
Available providers and their performance metrics
Grok-4
xAI
ZeroEval
Grok-4
o3-mini
Grok-4
o3-mini
o3-mini
Azure
OpenAI