> This page is for Developer.

> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://docs.bigcommerce.com/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://docs.bigcommerce.com/_mcp/server.

## API Updates for June 15, 2023

**API**

* Added webhooks for [price list assignments](/developer/api-reference/rest/admin/management/price-lists).

* Added limits for the coupon code length and coupon name. See Create a Coupon Code (Beta) and [Create a New Coupon](/developer/api-reference/rest/admin/content/marketing/coupons/create-coupon).

**Stencil**

* Added information on how to access items in the Stencil object. See migration handlebars v3 to v4 for details.

**Developer Blog**

* [GraphQL Cart & Checkout Now Available in Open Beta](https://medium.com/bigcommerce-developer-blog/graphql-cart-checkout-now-available-in-open-beta-5d9a159b1e64)