Comprehensive side-by-side LLM comparison
o1-pro leads with 25.3% higher average benchmark score. Overall, o1-pro is the stronger choice for coding tasks.
OpenAI
GPT-4.1 represents an iterative improvement in the GPT-4 series, developed to refine the foundational capabilities established by GPT-4. Built to incorporate learnings and optimizations from the deployment of previous versions, it continues the evolution of OpenAI's flagship model line with enhanced reliability and performance.
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.
3 months newer

o1-pro
OpenAI
2024-12-17

GPT-4.1
OpenAI
2025-04-14
Context window and performance specifications
Average performance across 2 common benchmarks

GPT-4.1

o1-pro
o1-pro
2023-09-30
GPT-4.1
2024-06-01
Available providers and their performance metrics

GPT-4.1
OpenAI

o1-pro

GPT-4.1

o1-pro

GPT-4.1

o1-pro