A detailed comparison between two AI language models shows that o1 Pro’s performance advantage over Claude 3.5 Sonnet may not justify its tenfold higher price for most users. Reddit user Kakachia777 conducted an eight-hour test comparing both systems across multiple tasks including complex reasoning, code generation, and scientific analysis. They found that while o1 Pro excels in PhD-level tasks and offers vision capabilities, Claude 3.5 Sonnet performs 90-95% as well in most practical applications at one-tenth of the cost.
The testing revealed specific strengths for each model, with o1 Pro showing superior performance in advanced mathematics and vision analysis, while Claude demonstrated better results in code generation and faster response times. According to the analysis, o1 Pro’s higher price point of $200 per month might only be justified for specialized academic or research work, while Claude’s $20 monthly fee offers better value for most general applications.