What is GPT? Everything you need to know

GPT is a family of AI models built by OpenAI. It stands for Generative Pre-trained Transformer, which is basically a description of what the AI models do and…

GPT is a family of AI models built by OpenAI. It stands for Generative Pre-trained Transformer, which is basically a description of what the AI models do and

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1. OpenAI | OpenAI

* [Research](https://openai.com/research/index/). * [Business](https://openai.com/business/). * [Developers](https://openai.com/api/). * [Company](https://openai.com/about/). [Introducing GPT-5.4 Product 16 min read](https://openai.com/index/introducing-gpt-5-4/). [Introducing GPT-5.4 Product 16 min read](https://openai.com/index/introducing-gpt-5-4/). [View more](https://openai.com/news/company-announcements/). [Codex Security: now in research preview Product Mar 6, 2026](https://openai.com/index/codex-security-now-in-research-preview/). [View all](https://openai.com/stories/). [A salvage yard in Nevada](https://openai.com/index/small-business-stories/#a-salvage-yard-in-nevada). [A tamale shop in California](https://openai.com/index/small-business-stories/#a-tamale-shop-in-california). [View all](https://openai.com/research/index/). [View all](https://openai.com/business/customer-stories/). [Rakuten fixes issues twice as fast with Codex B2B Story Mar 11, 2026](https://openai.com/index/rakuten/). [Download](https://openai.com/chatgpt/download/). * [Research Index](https://openai.com/research/index/). * [Research Overview](https://openai.com/research/). * [Research Residency](https://openai.com/residency/). * [OpenAI for Science](https://openai.com/science/). * [Economic Research](https://openai.com/signals/). * [GPT-5.3 Instant](https://openai.com/index/gpt-5-3-instant/). * [GPT-5.3-Codex](https://openai.com/index/introducing-gpt-5-3-codex/). * [GPT-5](https://openai.com/gpt-5/). * [Codex](https://openai.com/index/introducing-gpt-5-3-codex/). * [Safety Approach](https://openai.com/safety/). * [Sora Overview](https://openai.com/sora/). * [Features](https://openai.com/sora/#features). * [Pricing](https://openai.com/sora/#pricing). * [Platform Overview](https://openai.com/api/). * [Pricing](https://openai.com/api/pricing/). * [API log in(opens in a new window)](https://platform.openai.com/login). * [Documentation(opens in a new window)](https://developers.openai.com/api/docs). * [Developer Forum(opens in a new window)](https://community.openai.com/). * [Business Overview](https://openai.com/business/). * [Solutions](https://openai.com/solutions/). * [About Us](https://openai.com/about/). * [Our Charter](https://openai.com/charter/). * [Careers](https://openai.com/careers/). * [Brand](https://openai.com/brand/). * [Help Center(opens in a new window)](https://help.openai.com/). * [News](https://openai.com/news/). * [Stories](https://openai.com/stories/). * [Livestreams](https://openai.com/live/). * [Podcast](https://openai.com/podcast/). * [RSS](https://openai.com/news/rss.xml). * [Other Policies](https://openai.com/policies/).

2. ChatGPT – Apps on Google Play

This official app is free, syncs your history across devices, and brings you the latest from OpenAI, including the new image generator.

3. What Is OpenAI? Everything You Need to Know – Coursera

* You can use OpenAI’s [AI models](https://www.coursera.org/articles/generative-ai-models) to save time and money by automating tasks, as well as gain insights into your data through predictive analytics. [Prompt Engineering specialization Beginner level · 1 month(s) Skills you’ll build: AI Enablement, Artificial Intelligence, ChatGPT, Creativity, Data Analysis, Data Presentation, Document Management, Generative AI, Ideation, Information Management, Large Language Modeling, LLM Application, OpenAI, Problem Solving, Productivity, Prompt Engineering, Prompt Patterns, Responsible AI, Risk Management Framework, Verification And Validation, Data Processing, Automation, Context Management 4.8 (8,961 ratings)](https://www.coursera.org/specializations/prompt-engineering). [Google AI Essentials specialization Beginner level · 1 month(s) Skills you’ll build: Critical Thinking, Generative AI, Innovation, Technology Roadmaps, AI Enablement, Natural Language Processing, AI Workflows, Machine Learning, Artificial Intelligence and Machine Learning (AI/ML), LLM Application, Productivity Software, Google Workspace, Prompt Engineering, Business Workflow Analysis, Gemini, Complex Problem Solving, Operational Efficiency, Human Factors, Responsible AI, Large Language Modeling, Content Creation, Model Evaluation, AI Security, Workplace inclusivity, Social Impact, Data Security, Analysis, Strategic Thinking 4.8 (20,546 ratings)](https://www.coursera.org/specializations/ai-essentials-google).