Basic usage fees 💳

Langsmith is integrated with Stripe payment service. Please go to Account settings from Tools to manage your payments. You can use major debit and credit cards.

Change the payment method

From your account setting, press "Update payment method" to page to the Stripe payment page. From the Stripe payment page, please add a payment method and change the payment method.

Receipts and Invoices

Go to Tools > Account Settings and press "Update payment method" to go to the Stripe payment page. On the Stripe payment page, click on "BILLING HISTORY" to download the invoice and receipt respectively. If you need to change the name, etc., please contact us via



How to use a promotion code (coupon code)

Enter the promotion code on the Stripe payment page.



Related pages

If you are unable to solve the problem, please contact us from