WhyVault

ChatGPT

Connect WhyVault in ChatGPT through developer mode.

Available from the beta launch. Guide as of September 2026.

ChatGPT adds custom MCP servers through developer mode.

Turn on developer mode

In ChatGPT, open Settings, go to the section for apps and connectors, and turn on Developer mode under Advanced.

Add WhyVault

Create a new connector, name it WhyVault and paste the MCP address from the app. Choose OAuth for authentication.

Sign in and choose permissions

Sign in in the WhyVault window and decide whether ChatGPT may only read or also write.

On this page