AI Information Card:
Release Year: 2022 (Launched in November 2022 with GPT-3.5; updated with GPT-4, GPT-4o, and o1/o3 series models)
Developer Company: OpenAI
Current Models: GPT-4o, GPT-4o mini, OpenAI o1, OpenAI o3
Main Categories: Advanced Reasoning, Natural Language Processing, Multimodal Communication, Coding and Data Analysis


What is OpenAI ChatGPT and How Does It Work?

ChatGPT is the world's most popular and widely used dialogue-based artificial intelligence model developed by OpenAI, which ignited the modern AI revolution. Initially launched as a text-only chatbot, ChatGPT has evolved into a comprehensive digital assistant capable of voice communication, image analysis, web browsing, and advanced data analytics. It is widely considered the industry benchmark for understanding user prompts, generating creative copy, and solving multi-layered problems step-by-step.


Key Features and Capabilities of ChatGPT

ChatGPT solves complex mathematics, science, and software engineering problems with deep, human-like thinking, particularly due to OpenAI's next-generation reasoning models. With its Advanced Data Analysis feature, it can ingest user-uploaded Excel datasets, charts, and massive files, delivering automated summaries and reports in seconds. Additionally, the "GPTs" (Custom GPTs) store allows users to build and share their own customized AI assistants tailored for specific professional workflows.


Category Ratings and Evaluation

According to our AI library evaluation criteria, ChatGPT scores maximum points in the categories of general-purpose utility, versatility, and ecosystem expansion. The seamless integration of its mobile and web applications, real-time Voice Mode, and third-party plugin support place it at the very top of daily productivity tools. Furthermore, its processing speed and prompt execution accuracy consistently earn elite marks across all benchmarks.

Models & Versions & Category Scores

GPT-5.5 Instant

Coding
7.0

GPT-5.5 Thinking

Coding
7.5

GPT-5.4 Thinking / Pro

Coding
9.0