Comprehensive side-by-side LLM comparison
o3 leads with 60.0% higher average benchmark score. Overall, o3 is the stronger choice for coding tasks.
OpenAI
o1-pro is a multimodal language model developed by OpenAI. This model demonstrates exceptional performance with an average score of 82.5% across 2 benchmarks. It excels particularly in AIME 2024 (86.0%), GPQA (79.0%). As a multimodal model, it can process and understand text, images, and other input formats seamlessly. Released in 2024, it represents OpenAI's latest advancement in AI technology.
OpenAI
o3 is a multimodal language model developed by OpenAI. It achieves strong performance with an average score of 67.5% across 22 benchmarks. It excels particularly in COLLIE (98.4%), AIME 2024 (91.6%), ARC-AGI (88.0%). It supports a 300K 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 OpenAI's latest advancement in AI technology.
4 months newer
o1-pro
OpenAI
2024-12-17
o3
OpenAI
2025-04-16
Context window and performance specifications
Average performance across 22 common benchmarks
o1-pro
o3
o1-pro
2023-09-30
o3
2024-05-31
Available providers and their performance metrics
o1-pro
o3
OpenAI
o1-pro
o3
o1-pro
o3