ChatGPT Speed Booster

Fix lag, freezing, and sluggish scrolling in long ChatGPT conversations. All features free.

Stop ChatGPT from freezing and lagging in one click. Speed Booster for ChatGPT makes huge conversations smooth again by rendering only a configurable number of messages at a time. No lost context, no data collection, no slowdown. If you use ChatGPT for coding, writing, research, or long discussions, you know the problem: once a chat gets long, Chrome slows to a crawl, scrolling becomes jittery, and CPU usage spikes. Speed Booster for ChatGPT solves this instantly. What It Does Makes ChatGPT fast again, even in threads with 500+ messages, by intelligently managing how your browser renders the conversation. - Lazy Load History — Older messages load on demand as you scroll up. Your full chat history stays intact without the lag. - Performance Mode — Strips unnecessary DOM elements, disables heavy animations, and reduces rendering overhead for maximum speed. - Fast Scroll — Optimized scroll handling that eliminates jitter in long conversations. - Density Modes — Choose between Default, Compact, or Ultra-Compact layouts to fit more content on screen. - Strip Code Colors — Removes syntax highlighting colors by default to reduce rendering weight. Opt back in from settings if you prefer colors. - Disable Animations — Kills all CSS animations and transitions for a snappier interface (enabled by default). - Disable Avatars — Hides avatar images and collapses their column to reclaim horizontal space (enabled by default). Disable it If you - Optimization Profiles — Switch between Balanced, Max Speed, Reading, and Dev Mode presets that auto-configure all settings for your workflow. - Search in Conversation — Instantly find any text in the current chat with highlighted results and keyboard navigation (Ctrl+Shift+F). - Conversation Map — Auto-detected topic sections let you jump between different parts of a long conversation (Ctrl+Shift+M). - Export Conversations — Download your chats as Markdown, Plain Text, or print to PDF. - Advanced Settings — Full control over DOM limits, observer timing, scroll debounce, lazy load buffer, and rendering options. - Quiet Mode — Disable all notifications for a completely clean interface. Why You'll Love It - Smooth, zero-lag typing and scrolling, even in massive threads - Lower CPU and memory usage, keeps Chrome fast and extends battery life - No lost messages — your complete history stays intact - Works automatically — install once and ChatGPT instantly feels faster - Configurable settings for every feature right from the popup - No account required to use the extension 100% Privacy All optimization logic runs entirely on your device. Your chat data never leaves your browser. No data collection, no tracking, no uploads, and no chat deletions, ever. A Note from the Developer This tool is specifically made to eliminate browser rendering lag (local slowdowns). While I cannot fix OpenAI's server-side issues, this extension significantly optimizes how your device handles large chats. If you run into an issue, please contact me via contact@gptbooster.webpurposes.co before leaving a negative review. Constructive feedback helps me make the tool better for everyone! This extension is an independent project and is not affiliated with, endorsed by, or sponsored by OpenAI or ChatGPT.