A free, LaTeX-native workspace that integrates GPT-5.2 directly into scientific writing and collaboration.
Cost / License
- Free
- Proprietary
Application typeApplication types
Platforms
- Online
- Software as a Service (SaaS)
United States




Apps similar to LetX include OpenAI Prism, which is free. Other options are TeXstudio, Overleaf, Curvenote and Authorea. In total there are six LaTeX Editors like LetX for the web, self-hosting, Mac, Windows and Linux.
A free, LaTeX-native workspace that integrates GPT-5.2 directly into scientific writing and collaboration.




TeXstudio is an integrated environment for writing LaTeX documents. Our goal is to make writing LaTeX as easy and comfortable as possible. Therefore TeXstudio has numerous features like syntax-highlighting, integrated viewer, reference checking and various assistants.




Overleaf, formerly WriteLaTeX, is a collaborative writing and publishing system that makes the whole process of producing academic papers much quicker for both authors and publishers.


Curvenote is a collaborative writing tool designed for open-science and reproducibility. Create & edit technical content in real-time, including equations, references, figures, and interactive plots from Jupyter, then export to any journal template.


Authorea is the online document editor for researchers that allows researchers to write, cite, host data, and publish research documents. Authorea is trusted worldwide by leading researchers writing and publishing content in every discipline, from astrophysics to zoology.


Web-based cloud computing (SaaS) and course management platform for computational mathematics.