Overview
To authenticate with Builder.io (Private), you will need:- API Key – A private key that grants Nango permission to use Builder.io’s Write API.
- Domain – The API domain (e.g.
builder.io) of the API you want to connect to.
Prerequisites
- You must have a registered account with Builder.io.
Instructions
Step 1: Finding your API domain
Different APIs within Builder.io use different domains. The Write API usesbuilder.io. For more details and the correct domain for each API, see the API Intro.
Step 2: Finding your API key
- Log in to your Builder.io dashboard.
- Select your space and go to Space settings in the sidebar.
- Under Space Settings, find Private Keys and click Edit.

- In the modal, view your existing private API key or create a new one if needed.

Step 3: Enter credentials in the Connect UI
Once you have the API Key and Domain:- Open the form where you need to authenticate with Builder.io (Private).
- Enter the API Key and Domain in the designated fields.
- Submit the form to complete authentication.
