Create a session

post

https://api.fastspring.com/sessions

Creates custom order sessions with various configurations, such as single product sessions, price overrides, coupons, and custom tags.

Body Params

account

string

FastSpring-generated customer account ID. Required for sessions that use an existing account.

contact

object

Contact information for the customer. Used when an account ID is not provided.

If an account already exists for this email, FastSpring will associate it with the session and may update the account details.

lookup

object

Optional lookup configuration for resolving or linking accounts using a custom key.

tags

object

Order-level tags as key-value pairs. These can be used for categorization, reporting, or integration workflows.

coupon

string

Valid coupon code (not coupon ID) applied to the order.

items

array of objects

required

One or more items to include in the session. Each item can represent a product, subscription, or advanced configuration (such as price overrides and custom attributes).

items*

Response

Language

Credentials

Basic

base64

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Response

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application/json

200OK