GPT-4.1

The Fastest, Smartest AI Model from OpenAI
GPT-4.1
What is ChatGPT-4.1? GPT‑4.1 is the latest LLM from OpenAI — faster, smarter, and more refined than any previous version. It’s built as an evolution of GPT‑4 and optimized for improved performance, accuracy, and real-time use.

Top Features of GPT‑4.1

A tool-rich design built for next-level performance  

Built-in Tools

Work with files, images, data — and even code — right inside the chat, without extra apps.

Advanced Thinking

Get better answers, clearer logic, and real help with complex tasks.

Personalized Memory

GPT‑4.1 remembers your style, goals, and preferences — and keeps long-term context between chats

Faster Responses

Answers are faster and stay sharp — even in long chats or big projects.
GPT‑4.1 brings writing, coding, analysis, and learning into one powerful AI experience. It works across formats and tasks — helping you move faster, think deeper, and create more.

Try GPT 4.1 in Sigma

Create faster, think clearer, and get more done — for free
example of how AI chat works