MCP: How to connect PromptLab to ChatGPT

Add PromptLab to ChatGPT as a plugin, in five short steps.

Updated October 1, 2026

Once connected, ChatGPT can look up your accounts, quotes and meetings in PromptLab and log notes and tasks for you. It only sees what your PromptLab account can see.

Before you start

A paid PromptLab plan (Basic or higher).
About two minutes.

Step 1: Copy the PromptLab address

In PromptLab, open Settings → Apps → AI Assistants. On the ChatGPT card, click the copy button next to the address.

https://trypromptlab.com/mcp

PromptLab → Settings → Apps → AI Assistants, with the address on the card

Step 2: Open Plugins in ChatGPT

In ChatGPT, open Plugins and click the + button next to the search box.

No + button? Turn on Developer mode in ChatGPT under Settings → Apps → Advanced settings, then come back to Plugins.

ChatGPT → Plugins, with the + button next to the search box

Step 3: Create the PromptLab plugin

In New plugin, type promptlab as the name, keep Server URL selected and paste the address. Leave Authentication on OAuth, tick I understand and want to continue and click Create.

ChatGPT's New plugin form filled in with promptlab and the address

ChatGPT opens a PromptLab page: sign in if asked, check that it says ChatGPT is requesting access, then click Allow access.

PromptLab's Authorize access page with ChatGPT requesting access

Step 5: Use PromptLab in a chat

Start a new chat, pick PromptLab from the + menu under the message box and ask your question.

ChatGPT answering from PromptLab with this week's meetings

Check it works

Ask a question about your own data, for example:

“What meetings do I have this week, and which accounts are they with?”

Open in Claude Open in ChatGPT

If the answer uses your real accounts and meetings, you're connected.

Disconnect

In PromptLab, open Settings → Apps → AI Assistants and click Revoke access on the ChatGPT card. ChatGPT stops reaching PromptLab straight away.

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