Model Comparison
o1-pro vs Phi 4 Reasoning Plus
o1-pro significantly outperforms across most benchmarks.
Performance Benchmarks
Comparative analysis across standard metrics
o1-pro outperforms in 2 benchmarks (AIME 2024, GPQA), while Phi 4 Reasoning Plus is better at 0 benchmarks.
o1-pro significantly outperforms across most benchmarks.
Arena Performance
Human preference votes
Input Capabilities
Supported data types and modalities
o1-pro supports multimodal inputs, whereas Phi 4 Reasoning Plus does not.
o1-pro can handle both text and other forms of data like images, making it suitable for multimodal applications.
o1-pro
Phi 4 Reasoning Plus
License
Usage and distribution terms
o1-pro is licensed under a proprietary license, while Phi 4 Reasoning Plus uses MIT.
License differences may affect how you can use these models in commercial or open-source projects.
Proprietary
Closed source
MIT
Open weights
Release Timeline
When each model was launched
o1-pro was released on 2024-12-17, while Phi 4 Reasoning Plus was released on 2025-04-30.
Phi 4 Reasoning Plus is 4 months newer than o1-pro.
Dec 17, 2024
1.5 years ago
Apr 30, 2025
1.1 years ago
4mo newerKnowledge Cutoff
When training data ends
o1-pro has a knowledge cutoff of 2023-09-30, while Phi 4 Reasoning Plus has a cutoff of 2025-03-01.
Phi 4 Reasoning Plus has more recent training data (up to 2025-03-01), making it potentially better informed about events through that date compared to o1-pro (2023-09-30).
Sep 2023
Mar 2025
1.5 yr newerOutputs Comparison
Key Takeaways
o1-pro
View detailsOpenAI
Phi 4 Reasoning Plus
View detailsMicrosoft
Detailed Comparison
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FAQ
Common questions about o1-pro vs Phi 4 Reasoning Plus.