GPT-4
OpenAI's breakthrough multimodal large language model
GPT-4
OpenAI • March 2023
Training Data
Up to September 2021
GPT-4
March 2023
Parameters
~1.7 trillion
Training Method
Reinforcement Learning
Context Window
8,192 tokens
Knowledge Cutoff
September 2021
Key Features
Multimodal • Advanced Reasoning • Code Generation
Capabilities
Reasoning: Excellent
Coding: Excellent
Creative: Excellent
What's New in This Version
Significantly improved reasoning and multimodal capabilities vs GPT-3.5
OpenAI's breakthrough multimodal large language model
What's New in This Version
Significantly improved reasoning and multimodal capabilities vs GPT-3.5
Technical Specifications
Key Features
Capabilities
Other OpenAI Models
Explore more models from OpenAI
GPT-5.6 Sol
OpenAI's flagship GPT-5.6 model — its most capable system yet for complex coding, cybersecurity, and scientific reasoning, with new max reasoning effort and ultra subagent mode
GPT-5.6 Terra
The balanced mid-tier of the GPT-5.6 family — matches GPT-5.5 quality on high-volume business tasks at roughly half the price
GPT-5.6 Luna
The fastest, most cost-efficient GPT-5.6 model — strong everyday capability at OpenAI's lowest price for summarization, drafting, and routine automation