Experience o3 pro:The Most Intelligent AI Reasoning Model
Unlock the power of o3 pro, designed to think longer and provide the most reliable responses. ⚡ Access advanced AI reasoning through ChatGPT Pro and OpenAI API
Advanced AI Reasoning
o3 pro uses private chain of thought for deeper analysis and more reliable responses
Enhanced Reliability
o3 pro thinks longer to deliver the most dependable answers for complex problems
Multi-Tool Integration
o3 pro combines web search, code analysis, and visual reasoning in one intelligent system
Key Features of o3 pro
Explore the groundbreaking capabilities that make o3 pro the most advanced AI reasoning model from OpenAI, featuring revolutionary private chain of thought technology and comprehensive tool integration.
Advanced Reasoning Model
o3 pro represents OpenAI's most powerful reasoning model, pushing the frontier across coding, mathematics, science, and visual perception with unprecedented accuracy and reliability.
Private Chain of Thought
Utilizing reinforcement learning, o3 pro employs a private chain of thought methodology to plan ahead and reason through tasks, performing intermediate reasoning steps before generating final answers.
State-of-the-Art Performance
o3 pro sets new benchmarks on Codeforces, SWE-bench, and MMMU evaluations, demonstrating superior performance in programming, scientific analysis, and complex problem-solving scenarios.
Comprehensive Tool Integration
o3 pro can agentically use web search, file analysis, Python coding, visual reasoning, and image generation, combining multiple capabilities to solve complex, multi-faceted problems effectively.
Enhanced Reliability Focus
Specifically tuned for challenging questions where reliability matters more than speed, o3 pro is designed to think longer and provide the most dependable responses for critical applications.
Multi-Domain Excellence
o3 pro performs exceptionally well across programming, business consulting, creative ideation, biology, mathematics, and engineering, making it ideal for diverse professional applications.
o3 pro Performance Metrics
Discover the impressive capabilities and performance statistics of o3 pro, the most intelligent AI reasoning model with enhanced reliability and accuracy.
Error Reduction
Fewer major errors than o1
Benchmark Performance
State-of-the-art results
Response Time
Minute for complex analysis
Frequently Asked Questions About o3 pro
Get answers to common questions about o3 pro, the most intelligent AI reasoning model designed to think longer and provide reliable responses for complex problems.
o3 pro stands out as OpenAI's most intelligent model, specifically designed to think longer and provide the most reliable responses. Unlike standard AI models, o3 pro uses a private chain of thought methodology with reinforcement learning, enabling it to perform intermediate reasoning steps before generating answers. This approach makes o3 pro ideal for challenging questions where reliability matters more than speed.
o3 pro employs a revolutionary private chain of thought process that allows the model to plan ahead and reason through tasks systematically. Using reinforcement learning, o3 pro was trained to 'think' before generating answers, performing a series of intermediate reasoning steps that lead to more reliable and thoughtful responses. This methodology enables superior performance on complex problems requiring multi-step analysis.
For the first time, o3 pro can agentically use and combine every tool within ChatGPT, including web searching, analyzing uploaded files with Python, reasoning about visual inputs, and generating images. This comprehensive tool integration allows o3 pro to tackle multi-faceted questions more effectively, providing detailed and thoughtful answers in appropriate formats for complex, real-world problems.
o3 pro is available through two primary channels: ChatGPT Pro subscription and the OpenAI API. ChatGPT Pro users get unlimited access to o3 pro with full tool integration, while developers can access o3 pro through the OpenAI API for custom applications. Both options provide access to the most intelligent AI reasoning model available today.
o3 pro excels at complex queries requiring multi-faceted analysis where answers may not be immediately obvious. The model performs especially well in programming, mathematics, science, business consulting, creative ideation, and visual analysis. o3 pro is recommended for challenging questions where waiting a few minutes for enhanced reliability is worth the tradeoff over speed.
o3 pro represents a significant advancement over previous models, making 20% fewer major errors than OpenAI o1 on difficult, real-world tasks. It sets new state-of-the-art performance on benchmarks including Codeforces, SWE-bench, and MMMU. External experts highlight o3 pro's analytical rigor and its ability to generate and critically evaluate novel hypotheses, particularly in scientific and technical domains.