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Create a portal session ​

Creates a session of the customer portal.

Returns ​

Returns a portal session object.

Parameters ​

  • configuration (string, optional) The ID of an existing configuration to use for this session, describing its functionality and features. If not specified, the session uses the default configuration.

  • customer (string, optional) The ID of an existing customer.

  • customer_account (string, optional) The ID of an existing account.

  • flow_data (object, optional) Information about a specific flow for the customer to go through. See the docs to learn more about using customer portal deep links and flows.

    • flow_data.type (enum, required) Type of flow that the customer will go through. Possible enum values:

      • payment_method_update Customer will be able to add a new payment method. The payment method will be set as the customer.invoice_settings.default_payment_method.

      • subscription_cancel Customer will be able to cancel their subscription.

      • subscription_update Customer will be able to select prices to update to based on the configuration’s features.subscription_update.

      • subscription_update_confirm Customer will be able to confirm a specified subscription update.

    • flow_data.after_completion (object, optional) Behavior after the flow is completed.

      • flow_data.after_completion.type (enum, required) The specified behavior after the flow is completed. Possible enum values:

        • hosted_confirmation Displays a confirmation message on the hosted surface after the flow is complete

        • portal_homepage Redirects to the portal homepage after the flow is complete.

        • redirect Redirects the customer to the specified redirect.return_url after the flow is complete.

      • flow_data.after_completion.hosted_confirmation (object, optional) Configuration when after_completion.type=hosted_confirmation.

        • flow_data.after_completion.hosted_confirmation.custom_message (string, optional) A custom message to display to the customer after the flow is completed.

          The maximum length is 500 characters.

      • flow_data.after_completion.redirect (object, optional) Configuration when after_completion.type=redirect.

        • flow_data.after_completion.redirect.return_url (string, required) The URL the customer will be redirected to after the flow is completed.
    • flow_data.subscription_cancel (object, Required if type=subscription_cancel.) Configuration when flow_data.type=subscription_cancel.

      • flow_data.subscription_cancel.subscription (string, required) The ID of the subscription to be canceled.

      • flow_data.subscription_cancel.retention (object, optional) Specify a retention strategy to be used in the cancellation flow.

        • flow_data.subscription_cancel.retention.coupon_offer (object, Required if type=coupon_offer.) Configuration when retention.type=coupon_offer.

          • flow_data.subscription_cancel.retention.coupon_offer.coupon (string, required) The ID of the coupon to be offered.
        • flow_data.subscription_cancel.retention.type (enum, required) Type of retention strategy to use with the customer. Possible enum values:

          • coupon_offer
    • flow_data.subscription_update (object, Required if type=subscription_update.) Configuration when flow_data.type=subscription_update.

      • flow_data.subscription_update.subscription (string, required) The ID of the subscription to be updated.
    • flow_data.subscription_update_confirm (object, Required if type=subscription_update_confirm.) Configuration when flow_data.type=subscription_update_confirm.

      • flow_data.subscription_update_confirm.items (array of objects, Required) The subscription item to be updated through this flow. Currently, only up to one may be specified and subscriptions with multiple items are not updatable.

        • flow_data.subscription_update_confirm.items.id (string, required) The ID of the subscription item to be updated.

        • flow_data.subscription_update_confirm.items.price (string, optional) The price the customer should subscribe to through this flow. The price must also be included in the configuration’s features.subscription_update.products.

        • flow_data.subscription_update_confirm.items.quantity (integer, optional) Quantity for this item that the customer should subscribe to through this flow.

      • flow_data.subscription_update_confirm.subscription (string, required) The ID of the subscription to be updated.

      • flow_data.subscription_update_confirm.discounts (array of objects, optional) The coupon or promotion code to apply to this subscription update.

        • flow_data.subscription_update_confirm.discounts.coupon (string, optional) The ID of the coupon to apply to this subscription update.

        • flow_data.subscription_update_confirm.discounts.promotion_code (string, optional) The ID of a promotion code to apply to this subscription update.

  • locale (enum, optional) The IETF language tag of the locale customer portal is displayed in. If blank or auto, the customer’s preferred_locales or browser’s locale is used.

  • on_behalf_of (string, optional) The on_behalf_of account to use for this session. When specified, only subscriptions and invoices with this on_behalf_of account appear in the portal. For more information, see the docs. Use the Accounts API to modify the on_behalf_of account’s branding settings, which the portal displays.

  • return_url (string, optional) The default URL to redirect customers to when they click on the portal’s link to return to your website.

curl
curl https://api.stripe.com/v1/billing_portal/sessions \
  -u "<<YOUR_SECRET_KEY>>" \
  -d customer={{CUSTOMER_ID}} \
  --data-urlencode "return_url=https://example.com/account"

Response ​

json
{
  "id": "bps_1MrSjzLkdIwHu7ixex0IvU9b",
  "object": "billing_portal.session",
  "configuration": "bpc_1MAhNDLkdIwHu7ixckACO1Jq",
  "created": 1680210639,
  "customer": "cus_NciAYcXfLnqBoz",
  "flow": null,
  "livemode": false,
  "locale": null,
  "on_behalf_of": null,
  "return_url": "https://example.com/account",
  "url": "https://billing.stripe.com/p/session/test_YWNjdF8xTTJKVGtMa2RJd0h1N2l4LF9OY2lBYjJXcHY4a2NPck96UjBEbFVYRnU5bjlwVUF50100BUtQs3bl"
}

Stripe API Reference - Self-contained docs reference, refreshed 2026-05-18