Message virtualization
Older rendered message nodes are hidden and restored only when you need to scroll back.
Chrome extension for long ChatGPT conversations
Keep long ChatGPT chats smooth.
Long Chat Booster reduces the rendering load of older messages while keeping recent ChatGPT messages ready to read, type, and scroll.
Local metadata processing
No chat text upload
7 UI languages
Summarize the decisions from this long project chat.
Recent messages stay rendered. Older heavy nodes are restored on demand.
Keep scrolling stable when messages are restored.
Ask anything...
Long Chat Booster
Enabled
74%Estimated load saved
50/192Rendered messages
ProUnlimited boosts
LocalNo chat text upload
Built for heavy conversations
Faster long chats without sending your chat text anywhere.
Stable scrolling
Load older messages above the conversation without sudden jumps in the visible reading position.
Local decisions
The extension uses lightweight local message metadata, not private ChatGPT conversation text.
Privacy-first by design
Performance work stays in your browser.
Long Chat Booster tracks settings, usage counters, and license status locally. Payment and license activation are handled by Freemius, while ChatGPT message content is not uploaded by the extension.
No chat content collectionTrimming decisions use metadata such as height, role, and state.
Optional Pro licenseFree users can try daily boosts; Pro unlocks unlimited usage.
Multilingual UIEnglish, Chinese, Japanese, Korean, Spanish, and German are supported.
Limited-time offer
Pro lifetime license
Unlock unlimited boosted prompts, Quiet Mode, custom visible message limits, and custom loading batches.
Long Chat Booster Pro
$2.99
$4.99
- Unlimited boosted prompts
- Quiet Mode
- Custom visible message count
- Up to 3 activated devices per license
Need help before publishing or installing?
Use the support page for installation, license activation, billing, and compatibility questions.
Open Support