Comprehensive side-by-side LLM comparison
o1-pro leads with 7.4% higher average benchmark score. o1-pro supports multimodal inputs. Overall, o1-pro is the stronger choice for coding tasks.
OpenAI
o1-pro was developed as an enhanced version of the o1 reasoning model, designed to provide extended reasoning capabilities with greater depth and reliability. Built for professionals and advanced users tackling complex analytical tasks, it offers enhanced thinking time and reasoning quality for the most demanding applications.
Microsoft
Phi-4 Reasoning Plus was created as an enhanced reasoning variant, designed to provide even deeper analytical capabilities within the Phi-4 family. Built to maximize reasoning quality while maintaining the efficiency benefits of small models, it represents the most capable reasoning-focused option in the Phi-4 series.
4 months newer

o1-pro
OpenAI
2024-12-17

Phi 4 Reasoning Plus
Microsoft
2025-04-30
Average performance across 2 common benchmarks

o1-pro

Phi 4 Reasoning Plus
o1-pro
2023-09-30
Phi 4 Reasoning Plus
2025-03-01
Available providers and their performance metrics

o1-pro

Phi 4 Reasoning Plus

o1-pro

Phi 4 Reasoning Plus