Chat Collapser

Collapse older message pairs in long AI chat threads on Claude.ai and ChatGPT.com

Tired of scrolling through long AI chat threads? Chat Collapser automatically collapses older AI responses, keeping your conversation readable and easy to navigate. Features: Automatically collapses older AI responses, keeping the most recent visible Per-message collapse/expand toggle buttons Collapse All / Expand All toolbar Keyboard shortcuts: Alt+C (collapse all), Alt+E (expand all) Remembers collapse state across page reloads Works with SPA navigation (no page refresh needed) Long user message truncation on ChatGPT with Show more/Show less Supports: Claude.ai ChatGPT.com Privacy: All data is stored locally on your device. No data is collected or transmitted.