UnionX – GPT4-powered Copilot for Work with Jupyter-style notebooks
Hey HN community! We're excited to introduce UnionX, an AI Copilot for Work designed to revolutionize the way you perform research, write long documents, and extract insights. Our platform is perfect for PMs, students, lawyers, finance professionals, and more. UnionX is built on cutting-edge technology, leveraging OpenAI's GPT4 model and Jupyter notebook-style workflows to create a seamless, AI-powered experience. Our block-based editor allows you to easily upload documents, analyze them, and generate new insights or docs with the help of AI. If you don't have ideas about what to do with…
UnionX – GPT4-powered Copilot for Work with Jupyter-style notebooks launched on May 6, 2023 with 50 votes, #1,502 of 4,910 launches that month and more than 90% of that year's launches.
In plain words
UnionX is an AI copilot that uses GPT-4 to help users research, analyze documents, and write long-form content. It features Jupyter-style notebooks with a block-based editor for uploading and processing documents, spreadsheets, and files. The platform includes AI-powered suggestions and chat capabilities to generate insights and transform data. It targets product managers, students, lawyers, finance professionals, and other knowledge workers who need to work with documents and extract information efficiently.
written from the facts on this page · September 2026
From the sources
In the maker’s words, at launch
Hey HN community! We're excited to introduce UnionX, an AI Copilot for Work designed to revolutionize the way you perform research, write long documents, and extract insights. Our platform is perfect for PMs, students, lawyers, finance professionals, and more. UnionX is built on cutting-edge technology, leveraging…
Does a similar job
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Writingmate2023 · chromewebstore.google.com · ▲454AI copilot for Google Docs, Slides, Sheets with 20k+ users
WritingMate.ai2023 · writingmate.ai · ▲476A chrome extension that allows you to communicate with GPT-4 Turbo in a context of the webpage and export results in Google Workspace tools
GPT‑5.4 mini and nanoMar 2026 · openai.com · ▲267Fast and efficient models optimized for coding and subagents
Adding Mistral Codestral and GPT-4o to Jupyter Notebooks2024 · github.com · ▲269Hey HN! We’ve forked Jupyter Lab and added AI code generation features that feel native and have all the context about your notebook. You can see a demo video (2 min) here: https://www.tella.tv/video/clxt7ei4v00rr09i5gt1laop6/view Try a hosted version here: https://pretzelai.app Jupyter is by far the most used Data Science tool. Despite its popularity, it still lacks good code-generation extensions. The flagship AI extension jupyter-ai lags far behind in features and UX compared to modern AI code generation and understanding tools (like…
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