ChatGPT prompt library setup guide
How to build a ChatGPT prompt library
Updated May 27, 2026
Quick answer
A prompt library is a personal collection of instructions you use repeatedly in ChatGPT. Without one, your prompts scatter across notes apps and browser history. GPT Master provides the infrastructure: save prompts with names, search them instantly, and insert any prompt via "//" in the ChatGPT composer. Building a good library takes a couple of hours the first time and runs itself afterward.
Most ChatGPT power users maintain some kind of prompt document. The problem is that a document outside ChatGPT adds friction: open the doc, find the prompt, copy, switch back to ChatGPT, paste. GPT Master collapses this to two keystrokes by keeping your prompt library inside the ChatGPT interface.
- 1
Audit your current prompts from the past month
Go through your recent ChatGPT sessions and your current notes or documents for prompts you have been using. Copy the ones you used more than twice into a list. These are your library starters. Do not aim for a full collection on day one: start with what you already use.
- 2
Save your audit results into GPT Master with consistent names
Open the GPT Master prompt library and add each prompt from your audit list. Name them using a verb-noun pattern: "summarize-meeting," "review-code," "draft-email." This naming style filters well in the "//" palette because you search by what you are doing, not what the prompt is called.
- 3
Grow the library by adding prompts when they prove useful
Save any prompt that works well as soon as the session ends. Do not wait. The right moment is right after the result impresses you: the instructions are still in the composer and the intent is still clear. Add it, name it, move on.
GPT Master
Your best prompts, one shortcut away
Frequently asked questions
- Should I delete prompts I no longer use?
- Yes. Prompt libraries get noisy if you never prune. Every month or two, look at your saved prompts and delete the ones you have not used. A smaller, accurate library is more useful than a large cluttered one.
- Can I back up my prompt library?
- GPT Master prompts are stored in local browser extension storage. Backing up your browser profile or using Chrome's sync features preserves them across reinstalls on the same account.
- How is this different from ChatGPT's custom instructions feature?
- ChatGPT custom instructions apply to every conversation by default. GPT Master prompt library prompts are on-demand: you choose which one to insert in which conversation. They complement each other rather than overlapping.
- Can two people on the same team share a prompt library?
- Not directly. Each user's library is stored locally in their own browser. Sharing prompts requires copying them manually between team members' GPT Master installs.
Related guides
Ready to fix this for good?
Your best prompts, one shortcut away
Make ChatGPT work the way you actually use it.
★★★★★ 4.8 on Chrome Web Store 4,000+ Power Users Free to install
Add to Chrome