Set up in ChatGPT desktop

ChatGPT desktop can install Chucks directly from its Plugins screen. Add the Chucks marketplace once and the app handles the rest.

1. Open the marketplace dialog

Open Plugins from the sidebar. Click Add, then choose Add plugin marketplace.

2. Add the Chucks marketplace

Paste the following URL into Source. Leave Git ref and Sparse paths blank, then click Add marketplace.

https://github.com/chucks-ai/codex
ChatGPT desktop Add plugin marketplace dialog with the Chucks repository URL entered

3. Verify the installation

Chucks now appears under the Personal tab.

Chucks installed under the Personal tab in ChatGPT desktop

4. Try it

Start a new chat and ask ChatGPT to check a rule, look up a monster, or build you an encounter.

Stuck? See your first encounter for a full worked example. Once everything works, try to check a rule or look up a monster.