Custom domain

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Add a custom domain

You can add a custom domain to personalize the URL of your Summary UI by injecting your company or brand name into the URL. You can utilize Symbl's vanity domain of for your custom subdomains.



Currently, custom domain is supported for Text and Video Summary UI.


Your Summary UI will have the following URL definition:


Given below is a sample of a Summary UI with custom domain URL:


By default, you can register 1 subdomain per account.

Step 1: Register your Subdomain

To register your custom domain,

  1. Log in to the Platform.

  2. Go to Pre-Built UI > Custom Domain.

  3. Click the button Setup with

  1. In Register Custom Domain screen, enter your domain name in the field yourbrand:

  1. Click Create Custom Domain.

This registers your custom domain with Symbl.

Step 2: Generate Summary UI

After registering your domain, you can generate the Summary UI, by passing "enableCustomDomain": true” in the response body of Experience API as shown below:

Sample Request

curl --location --request POST '' \
--header 'x-api-key: $AUTH_TOKEN' \
--header 'Content-Type: application/json' \
--data-raw '{
      "name": "verbose-text-summary",
      "enableCustomDomain": true

Request Parameter

enableCustomDomainOptionalBoolenEnable generation of personalized URLs for Summary UI.


Notice the URL that gets generated which contains the custom domain registered in Step 1.

    "name": "verbose-text-summary",
    "url": ""