HighlightGPT is a lightweight browser extension that gives ChatGPT highlight superpowers. Select any text in ChatGPT and instantly ask questions, get explanations, translate, or save key insights to memory — all without copy and paste. Answers live in a slim side panel, so you can keep reading the main conversation without losing your place. Because it works entirely inside ChatGPT’s native web experience, there are no extra tokens, no separate models, and no new interface to learn. ✨ Highlight any text in ChatGPT to ask questions or get explanations 🪄 One-tap actions: ask, explain, translate, or save to memory 📎 Answers appear in a slim side panel so you never lose your reading flow 🌐 Works entirely inside ChatGPT’s native web experience — zero extra tokens 🚀 Optional Pro upgrade: remove ads, unlock unlimited memory saves, and get early access to new features • Students and self-learners who read long answers in ChatGPT and want quick, focused explanations • Developers and builders exploring technical concepts who need to zoom in on specific paragraphs • Knowledge workers reading complex reasoning or strategy who want highlight-based summaries • Bilingual users who want to translate ChatGPT replies while keeping the original tone and nuance