Cloud Functions URL: Custom Domain With Firebase Hosting

June 4, 2019

The default URL for cloud functions is

In order to access the cloud function via

You need to setup firebase hosting with custom domain.

In your firebase hosting project, you need to direct hosting requests to cloud functions.

Edit firebase.json.

  "hosting": {
    "public": "public",
    "ignore": [
    "rewrites": [
        "source": "functions/hello_world",
        "function": "test_hello_world"


firebase deploy

NOTE: Refer Direct hosting requests to cloud functions.


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