What is GPT-4

Antoni Kozelski
CEO & Co-founder
Published: July 21, 2025
Glossary Category

GPT-4 (Generative Pre-trained Transformer 4) is OpenAI’s fourth-generation large language model that represents a significant advancement in natural language processing and multimodal AI capabilities. Released in March 2023, GPT-4 demonstrates enhanced reasoning abilities, improved factual accuracy, and reduced harmful outputs compared to its predecessors. The model can process both text and images as inputs, enabling applications like visual question answering and document analysis. GPT-4 exhibits superior performance on complex tasks including mathematical reasoning, code generation, creative writing, and professional examinations. With enhanced safety measures and alignment techniques, GPT-4 provides more reliable and trustworthy responses while maintaining conversational fluency. The model powers ChatGPT Plus, Microsoft Copilot, and various enterprise applications through OpenAI’s API. GPT-4’s architecture improvements enable better context understanding, longer coherent conversations, and more nuanced responses, making it a foundational technology for advanced AI applications across industries.

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Last updated: July 21, 2025