docs/api/libraries/mixins/apollo-subscription-mixin.md
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layout: layout-api
package: '@apollo-elements/mixins'
module: apollo-subscription-mixin.js
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# Web Component Libraries >> Class Mixins >> ApolloSubscriptionMixin || 40
`ApolloSubscriptionMixin` applies `ApolloElementMixin` and the [`ApolloSubscriptionInterface`](/api/core/interfaces/subscription/).
Read the [subscription component guides](../../../../guides/usage/subscriptions/) for examples and tips.