Comprehensive side-by-side LLM comparison
o1-pro leads with 48.6% 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-3.5 Mini was developed by Microsoft as a small language model designed to deliver impressive performance despite its compact size. Built with efficiency in mind, it demonstrates that capable language understanding and generation can be achieved with fewer parameters, making AI more accessible for edge and resource-constrained deployments.
3 months newer

Phi-3.5-mini-instruct
Microsoft
2024-08-23

o1-pro
OpenAI
2024-12-17
Context window and performance specifications
Average performance across 1 common benchmarks

o1-pro

Phi-3.5-mini-instruct
o1-pro
2023-09-30
Available providers and their performance metrics

o1-pro

Phi-3.5-mini-instruct
Azure

o1-pro

Phi-3.5-mini-instruct

o1-pro

Phi-3.5-mini-instruct