Skip to content
16 changes: 15 additions & 1 deletion docs/b2b-edition/about/index.mdx
Original file line number Diff line number Diff line change
Expand Up @@ -57,7 +57,15 @@ The V2 API is deprecated, and it does not support many of B2B Edition's newer fe

## API authentication and context

Requests to the B2B Edition REST Management V3 API are always in the context of the server. To authenticate V3 API requests, generate a server to server authToken via one of the following methods:
<Callout type="important">
As of September 30, 2025, the B2B Edition API `authToken` is deprecated and replaced by the standard BigCommerce API `X-Auth-Token` used together with a new header `X-Store-Hash`. This change only applies to Server-to-Server requests. Storefront requests remain unchanged.

While `authToken` authentication is not expected to be fully sunset in the near future, it is advised to migrate to the new system as soon as possible to prevent disruption of functionality.

The server and path for B2B REST Management API endpoints remains the same.
</Callout>

Requests to the B2B Edition REST Management V3 API are always in the context of the server. To authenticate V3 API requests, create a BigCommerce API authentication token in the control panel with the B2B Edition scope enabled. Alternatively, you can generate a B2B Edition-only server to server authToken via one of the following methods:

* Create an API account from [B2B Edition's settings](https://support.bigcommerce.com/s/article/B2B-Edition-Settings)
* Generate a token via the [Create a Server to Server Token](/b2b-edition/apis/rest-management/authentication#get-a-server-to-server-token) endpoint
Expand Down Expand Up @@ -260,6 +268,12 @@ Storefront GraphQL responses contain all the fields specified in the original qu
}
```

## Webhooks

You can use a store-level or app-level API account to [register and subscribe](/docs/webhooks/webhooks/manage-webhooks-single) to B2B Edition webhook events. Webhooks a resource-efficient alternative to polling the API for keeping your app up-to-date.

See [B2B Edition Events](/docs/integrations/webhooks/events/b2b-edition) for a complete list of supported webhook events.

## Resources

* [About BigCommerce APIs](/docs/start/about)
Expand Down