ChatGPT prompt library
Stop copying and pasting the same prompts. Save your templates inside the extension and insert them directly from the composer using the // key.
4,000+ users · 4.8★ on the Chrome Web Store · Free to install
Updated
Type // in the ChatGPT composer, filter saved prompts live, hit enter to insert.
Quick answer
The ChatGPT Prompt Library lets you save reusable templates and insert them instantly by typing // in the composer. This inline shortcut opens a searchable palette of your saved prompts, allowing you to drop them into the input field without switching tabs or copying from external notes apps.
Compared to the alternatives
Most ChatGPT power users have a system for storing prompts they want to run again. Each one costs something on every reuse.
| Approach | Lives inside ChatGPT? | Inserts in one move? | Searchable as you type? | Survives the session? | Tradeoff |
|---|---|---|---|---|---|
| Retype from memory | ✓ | ✗ | ✗ | ✗ | Subtle phrasing changes drift the output. Slow on long prompts. |
| Copy from a notes app or Notion | ✗ | ✗ | ✗ | ✓ | Searchable, but in a separate tab. Tab switch on every reuse, easy to grab the wrong version. |
| ChatGPT Custom GPTs or Projects starter prompts | ✓ | ✗ | ✗ | ✓ | Locked to one Custom GPT or Project. Starters live above the composer, not as a searchable inline palette across every thread. |
| Browser autofill or text expander | ✓ | ✓ | ✗ | ✓ | No live filter, no organization layer. Triggers fire by accident outside ChatGPT. |
| GPT Master Prompt Library | ✓ | ✓ | ✓ | ✓ | Free tier covers basic prompt saving. See [pricing](/#pricing). |
Tradeoff · Subtle phrasing changes drift the output. Slow on long prompts.
Tradeoff · Searchable, but in a separate tab. Tab switch on every reuse, easy to grab the wrong version.
Tradeoff · Locked to one Custom GPT or Project. Starters live above the composer, not as a searchable inline palette across every thread.
Tradeoff · No live filter, no organization layer. Triggers fire by accident outside ChatGPT.
Tradeoff · Free tier covers basic prompt saving. See [pricing](/#pricing).
What this looks like in practice
A consultant runs the same synthesis prompt every Monday across five active client threads. The prompt is 300 words long, with placeholders for client name, focus area, and the week's artifacts. Before GPT Master, each Monday meant opening Notion, finding the prompt, pasting it five times, and editing the placeholders by hand. With the Prompt Library, the consultant types // synth in the ChatGPT composer, the matching prompt fills the input, and editing the three placeholders is the only manual step. The Monday ritual drops from twenty minutes of plumbing to five minutes of real thinking.
Frequently asked
These questions cover fit, workflow, and what to expect before installing GPT Master, so people can understand the feature in practical terms before clicking through to the Chrome Web Store.
Save a prompt with a short name inside the extension. In any ChatGPT composer, type // to open the palette. The list filters as you keep typing. Press enter to insert the full prompt into the composer, then send or edit as normal.
Stored locally in your browser's extension storage. Prompts are not uploaded to a server and do not appear in your ChatGPT account history.
Not in folders. Prompts are named and editable inside the extension, and the // palette filters live as you type, so a clear naming convention is usually enough to find the right prompt fast.
Yes, the free tier covers basic use. Optional Pro upgrades are available (see [pricing](/#pricing)).
Save a prompt once, hit // to reuse it everywhere.
Add to Chrome4,000+ users · 4.8★ on the Chrome Web Store · Free to install
How-to guides
Compared with
Related pages
Related feature
Ask a side question about any ChatGPT message in a right panel, without polluting your main chats.
Related feature
Rewrite a rough prompt into a clearer one before sending, and compare both versions side by side.
Related feature
Turn scattered threads into a structured workspace with folders, bookmarks, notes, and bulk actions.