Comprehensive side-by-side LLM comparison
o3-mini leads with 36.3% higher average benchmark score. o3-mini offers 164.0K more tokens in context window than Grok-3. o3-mini is $12.50 cheaper per million tokens. Grok-3 supports multimodal inputs. Overall, o3-mini is the stronger choice for coding tasks.
xAI
Grok-3 is a multimodal language model developed by xAI. This model demonstrates exceptional performance with an average score of 85.7% across 5 benchmarks. It excels particularly in AIME 2025 (93.3%), AIME 2024 (93.3%), GPQA (84.6%). It supports a 136K token context window for handling large documents. 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 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.
18 days newer
o3-mini
OpenAI
2025-01-30
Grok-3
xAI
2025-02-17
Cost per million tokens (USD)
Grok-3
o3-mini
Context window and performance specifications
Average performance across 29 common benchmarks
Grok-3
o3-mini
o3-mini
2023-09-30
Grok-3
2024-11-17
Available providers and their performance metrics
Grok-3
xAI
o3-mini
Grok-3
o3-mini
Grok-3
o3-mini
Azure
OpenAI