Create usage-based subscriptions
A usage-based subscription is a pricing model that charges merchants continuously based on app use during Shopify's 30-day billing cycle.
Merchants must approve the pricing plan. After accepting the charges, the merchant is redirected to a URL that you provide.
Requirements
Anchor link to section titled "Requirements"- Your app can make authenticated requests to the GraphQL Admin API.
Step 1: Create the subscription
Anchor link to section titled "Step 1: Create the subscription"Make a request to the appSubscriptionCreate
mutation with the following information:
name
returnURL
terms
Merchants review the terms of the subscription when they accept the pricing plan.
cappedAmount
The
cappedAmount
is the maximum that a merchant is billed for during the 30-day billing cycle. ThecurrencyCode
must be one of the supported currencies.
The following mutation is an example:
Shopify uses the payload's AppSubscription.id
and the AppSubscriptionLineItem.id
to generate data for app usage records.
Step 2: Create an app usage record
Anchor link to section titled "Step 2: Create an app usage record"After you've created the usage pricing plan and the merchant has accepted the plan, you can create a usage record with the appUsageRecordCreate
mutation. The usage record needs to include the AppSubscriptionLineItem.id
of the AppSubscription
object that the appSubscriptionCreate
mutation returns.
The following mutation is an example:
Step 3: Monitor app usage limits
Anchor link to section titled "Step 3: Monitor app usage limits"Merchants can use the Shopify admin to change their subscription's capped amount. The capped amount is the maximum amount of usage to bill for within the 30-day billing cycle.
To receive a notification when merchants change the capped amount, subscribe to the GraphQL Admin API's APP_SUBSCRIPTIONS_UPDATE
webhook topic.
To receive a notification when merchants reach or exceed 90% of their capped amount, subscribe to the GraphQL Admin API's APP_SUBSCRIPTIONS_APPROACHING_CAPPED_AMOUNT
webhook topic.
Step 4: Monitor subscription status changes
Anchor link to section titled "Step 4: Monitor subscription status changes"To receive a notification when a subscription status changes, such as when a charge is successful, subscribe to the GraphQL Admin API's APP_SUBSCRIPTIONS_UPDATE
webhook topic.