Enable Sezzle for Shoppers

Enable your shoppers to use Sezzle during checkout to pay in 4 installments over 6 weeks. Unsure which alternative payment methods to set up? See all supported alternative payment methods.

Before You Start

Merchants must have a pre-existing relationship with Sezzle before setting up this payment method. If you don’t have a Sezzle account yet, click Get Sezzle.

Obtain Sezzle Keys

  1. Go to the Sezzle Merchant Dashboard.
  2. Retrieve the following keys:
    • Public Key: Go to Settings > API Keys > Create API Key.
    • Merchant ID: Go to Settings > Business.

Add Sezzle to Bolt Checkout

  1. Log in to the Bolt Merchant Dashboard.
  2. Navigate to Settings > Payments.
  3. Find Alternative payment methods and click Add Sezzle.
  4. Provide the following keys:
    • Sezzle Public Key
    • Sezzle Merchant ID
  5. Define your division settings:
    • Currency: Select the allowed currency: USD or CAD.
    • Min Transaction Amount: Enter the minimum allowed transaction amount.
    • Max Transaction Amount: Enter the maximum allowed transaction amount.
    • Capture Payment: Select either Immediately or Manually.
  6. To enable Sezzle in checkout immediately, set the Visible in checkout toggle to on . If you aren’t ready to make Sezzle visible yet, leave this toggle off .
  7. Select Add Sezzle.


  • Tokenization: Sezzle tokenizes less than 1% of transactions.
  • Authorization window: The default authorization window on Sezzle is 30 minutes.
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