Latest Release – What’s New!
- GPT-5.1 and GPT-5.2 have been added to HopGPT. Both models deliver improved performance for coding, reasoning, and creative writing.
- GPT-4o and GPT-4o-mini have been retired. If your conversation used one of these models, select a new model (for example GPT-5.1 or GPT-5.2) from the model dropdown before continuing.
- FAQs Updated
- What is a context window? — Includes tips for managing long conversations and preserving important information.
- What file types are supported? — Lists supported upload formats and best practices for attachments.
Full Separator
About HopGPT
HopGPT offers members of Johns Hopkins community secure and easy access to Large Language Models (LLMs) from industry leaders including OpenAI, Anthropic, and Meta.
Developed by IT@JH, this secure environment mitigates security and privacy risks while allowing you to interact with LLMs.
Our objective is to make artificial intelligence accessible to the entire organization in support of the University's mission of knowledge for the world.