square · fern-support · Mar 12, 2026 · Mar 12, 2026
diff --git a/.fern/metadata.json b/.fern/metadata.json
@@ -1,7 +1,7 @@
 {
-    "cliVersion": "3.38.0",
+    "cliVersion": "4.23.1",
     "generatorName": "fernapi/fern-typescript-sdk",
-    "generatorVersion": "3.43.8",
+    "generatorVersion": "3.54.0",
     "generatorConfig": {
         "namespaceExport": "Square",
         "allowCustomFetcher": true,
@@ -54,5 +54,6 @@
             }
         }
     },
-    "sdkVersion": "44.0.0"
+    "originGitCommit": "809bbe97ec8c4928c84c231c117042f8f36cc91d",
+    "sdkVersion": "44.0.1"
 }
diff --git a/README.md b/README.md
@@ -18,6 +18,7 @@ The Square TypeScript library provides convenient access to the Square APIs from
 - [Pagination](#pagination)
 - [Webhook Signature Verification](#webhook-signature-verification)
 - [Advanced](#advanced)
+  - [Subpackage Exports](#subpackage-exports)
   - [Additional Headers](#additional-headers)
   - [Additional Query String Parameters](#additional-query-string-parameters)
   - [Retries](#retries)
@@ -272,6 +273,16 @@ const isValid = WebhooksHelper.verifySignature({
 
 ## Advanced
 
+### Subpackage Exports
+
+This SDK supports direct imports of subpackage clients, which allows JavaScript bundlers to tree-shake and include only the imported subpackage code. This results in much smaller bundle sizes.
+
+```typescript
+import { OAuthClient } from 'square/oAuth';
+
+const client = new OAuthClient({...});
+```
+
 ### Additional Headers
 
 If you would like to send additional headers as part of the request, use the `headers` request option.
@@ -459,4 +470,4 @@ otherwise they would be overwritten upon the next generated release. Feel free t
 a proof of concept, but know that we will not be able to merge it as-is. We suggest opening
 an issue first to discuss with us!
 
-On the other hand, contributions to the README are always very welcome!
+On the other hand, contributions to the README are always very welcome!
diff --git a/biome.json b/biome.json
@@ -1,5 +1,5 @@
 {
-    "$schema": "https://biomejs.dev/schemas/2.3.1/schema.json",
+    "$schema": "https://biomejs.dev/schemas/2.4.3/schema.json",
     "root": true,
     "vcs": {
         "enabled": false

diff --git a/package.json b/package.json
@@ -1,6 +1,6 @@
 {
     "name": "square",
-    "version": "44.0.0",
+    "version": "44.0.1",
     "private": false,
     "repository": {
         "type": "git",
@@ -44,13 +44,14 @@
         "msw": "2.11.2",
         "@types/node": "^18.19.70",
         "typescript": "~5.7.2",
-        "@biomejs/biome": "2.3.1"
+        "@biomejs/biome": "2.4.3"
     },
     "browser": {
         "fs": false,
         "os": false,
         "path": false,
-        "stream": false
+        "stream": false,
+        "crypto": false
     },
     "packageManager": "[email protected]",
     "engines": {

diff --git a/reference.md b/reference.md
diff --git a/src/BaseClient.ts b/src/BaseClient.ts
@@ -56,8 +56,8 @@ export function normalizeClientOptions<T extends BaseClientOptions = BaseClientO
         {
             "X-Fern-Language": "JavaScript",
             "X-Fern-SDK-Name": "square",
-            "X-Fern-SDK-Version": "44.0.0",
-            "User-Agent": "square/44.0.0",
+            "X-Fern-SDK-Version": "44.0.1",
+            "User-Agent": "square/44.0.1",
             "X-Fern-Runtime": core.RUNTIME.type,
             "X-Fern-Runtime-Version": core.RUNTIME.version,
             "Square-Version": options?.version ?? "2026-01-22",

diff --git a/src/api/resources/applePay/exports.ts b/src/api/resources/applePay/exports.ts
@@ -0,0 +1,4 @@
+// This file was auto-generated by Fern from our API Definition.
+
+export { ApplePayClient } from "./client/Client";
+export * from "./client/index";
diff --git a/src/api/resources/bankAccounts/exports.ts b/src/api/resources/bankAccounts/exports.ts
@@ -0,0 +1,4 @@
+// This file was auto-generated by Fern from our API Definition.
+
+export { BankAccountsClient } from "./client/Client";
+export * from "./client/index";
diff --git a/src/api/resources/bookings/exports.ts b/src/api/resources/bookings/exports.ts
@@ -0,0 +1,5 @@
+// This file was auto-generated by Fern from our API Definition.
+
+export { BookingsClient } from "./client/Client";
+export * from "./client/index";
+export * from "./resources/index";
diff --git a/src/api/resources/bookings/resources/customAttributeDefinitions/exports.ts b/src/api/resources/bookings/resources/customAttributeDefinitions/exports.ts
@@ -0,0 +1,4 @@
+// This file was auto-generated by Fern from our API Definition.
+
+export { CustomAttributeDefinitionsClient } from "./client/Client";
+export * from "./client/index";
diff --git a/src/api/resources/bookings/resources/customAttributes/exports.ts b/src/api/resources/bookings/resources/customAttributes/exports.ts
@@ -0,0 +1,4 @@
+// This file was auto-generated by Fern from our API Definition.
+
+export { CustomAttributesClient } from "./client/Client";
+export * from "./client/index";
diff --git a/src/api/resources/bookings/resources/locationProfiles/exports.ts b/src/api/resources/bookings/resources/locationProfiles/exports.ts
@@ -0,0 +1,4 @@
+// This file was auto-generated by Fern from our API Definition.
+
+export { LocationProfilesClient } from "./client/Client";
+export * from "./client/index";
diff --git a/src/api/resources/bookings/resources/teamMemberProfiles/exports.ts b/src/api/resources/bookings/resources/teamMemberProfiles/exports.ts
@@ -0,0 +1,4 @@
+// This file was auto-generated by Fern from our API Definition.
+
+export { TeamMemberProfilesClient } from "./client/Client";
+export * from "./client/index";
diff --git a/src/api/resources/cards/client/Client.ts b/src/api/resources/cards/client/Client.ts
@@ -57,7 +57,7 @@ export class CardsClient {
                                   unrecognizedObjectKeys: "strip",
                                   omitUndefined: true,
                               })
-                            : null,
+                            : undefined,
                 };
                 const _authRequest: core.AuthRequest = await this._options.authProvider.getAuthRequest();
                 const _headers: core.Fetcher.Args["headers"] = mergeHeaders(

diff --git a/src/api/resources/cards/exports.ts b/src/api/resources/cards/exports.ts
@@ -0,0 +1,4 @@
+// This file was auto-generated by Fern from our API Definition.
+
+export { CardsClient } from "./client/Client";
+export * from "./client/index";
diff --git a/src/api/resources/cashDrawers/exports.ts b/src/api/resources/cashDrawers/exports.ts
@@ -0,0 +1,5 @@
+// This file was auto-generated by Fern from our API Definition.
+
+export { CashDrawersClient } from "./client/Client";
+export * from "./client/index";
+export * from "./resources/index";
diff --git a/src/api/resources/cashDrawers/resources/shifts/client/Client.ts b/src/api/resources/cashDrawers/resources/shifts/client/Client.ts
@@ -57,7 +57,7 @@ export class ShiftsClient {
                                   unrecognizedObjectKeys: "strip",
                                   omitUndefined: true,
                               })
-                            : null,
+                            : undefined,
                     begin_time: beginTime,
                     end_time: endTime,
                     limit,

diff --git a/src/api/resources/cashDrawers/resources/shifts/exports.ts b/src/api/resources/cashDrawers/resources/shifts/exports.ts
@@ -0,0 +1,4 @@
+// This file was auto-generated by Fern from our API Definition.
+
+export { ShiftsClient } from "./client/Client";
+export * from "./client/index";
diff --git a/src/api/resources/catalog/exports.ts b/src/api/resources/catalog/exports.ts
@@ -0,0 +1,5 @@
+// This file was auto-generated by Fern from our API Definition.
+
+export { CatalogClient } from "./client/Client";
+export * from "./client/index";
+export * from "./resources/index";
diff --git a/src/api/resources/catalog/resources/images/exports.ts b/src/api/resources/catalog/resources/images/exports.ts
@@ -0,0 +1,4 @@
+// This file was auto-generated by Fern from our API Definition.
+
+export { ImagesClient } from "./client/Client";
+export * from "./client/index";
diff --git a/src/api/resources/catalog/resources/object/exports.ts b/src/api/resources/catalog/resources/object/exports.ts
@@ -0,0 +1,4 @@
+// This file was auto-generated by Fern from our API Definition.
+
+export { ObjectClient } from "./client/Client";
+export * from "./client/index";
diff --git a/src/api/resources/channels/client/Client.ts b/src/api/resources/channels/client/Client.ts
@@ -50,15 +50,15 @@ export class ChannelsClient {
                                   unrecognizedObjectKeys: "strip",
                                   omitUndefined: true,
                               })
-                            : null,
+                            : undefined,
                     reference_id: referenceId,
                     status:
                         status !== undefined
                             ? serializers.ChannelStatus.jsonOrThrow(status, {
                                   unrecognizedObjectKeys: "strip",
                                   omitUndefined: true,
                               })
-                            : null,
+                            : undefined,
                     cursor,
                     limit,
                 };

diff --git a/src/api/resources/channels/exports.ts b/src/api/resources/channels/exports.ts
@@ -0,0 +1,4 @@
+// This file was auto-generated by Fern from our API Definition.
+
+export { ChannelsClient } from "./client/Client";
+export * from "./client/index";
diff --git a/src/api/resources/checkout/exports.ts b/src/api/resources/checkout/exports.ts
@@ -0,0 +1,5 @@
+// This file was auto-generated by Fern from our API Definition.
+
+export { CheckoutClient } from "./client/Client";
+export * from "./client/index";
+export * from "./resources/index";
diff --git a/src/api/resources/checkout/resources/paymentLinks/exports.ts b/src/api/resources/checkout/resources/paymentLinks/exports.ts
@@ -0,0 +1,4 @@
+// This file was auto-generated by Fern from our API Definition.
+
+export { PaymentLinksClient } from "./client/Client";
+export * from "./client/index";
diff --git a/src/api/resources/customers/client/Client.ts b/src/api/resources/customers/client/Client.ts
@@ -90,14 +90,14 @@ export class CustomersClient {
                                   unrecognizedObjectKeys: "strip",
                                   omitUndefined: true,
                               })
-                            : null,
+                            : undefined,
                     sort_order:
                         sortOrder !== undefined
                             ? serializers.SortOrder.jsonOrThrow(sortOrder, {
                                   unrecognizedObjectKeys: "strip",
                                   omitUndefined: true,
                               })
-                            : null,
+                            : undefined,
                     count,
                 };
                 const _authRequest: core.AuthRequest = await this._options.authProvider.getAuthRequest();

diff --git a/src/api/resources/customers/exports.ts b/src/api/resources/customers/exports.ts
@@ -0,0 +1,5 @@
+// This file was auto-generated by Fern from our API Definition.
+
+export { CustomersClient } from "./client/Client";
+export * from "./client/index";
+export * from "./resources/index";
diff --git a/src/api/resources/customers/resources/cards/client/Client.ts b/src/api/resources/customers/resources/cards/client/Client.ts
@@ -24,6 +24,8 @@ export class CardsClient {
     }
 
     /**
+     * @deprecated
+     *
      * Adds a card on file to an existing customer.
      *
      * As with charges, calls to `CreateCustomerCard` are idempotent. Multiple
@@ -119,6 +121,8 @@ export class CardsClient {
     }
 
     /**
+     * @deprecated
+     *
      * Removes a card on file from a customer.
      *
      * @param {Square.customers.DeleteCardsRequest} request

diff --git a/src/api/resources/customers/resources/cards/exports.ts b/src/api/resources/customers/resources/cards/exports.ts
@@ -0,0 +1,4 @@
+// This file was auto-generated by Fern from our API Definition.
+
+export { CardsClient } from "./client/Client";
+export * from "./client/index";
diff --git a/src/api/resources/customers/resources/customAttributeDefinitions/exports.ts b/src/api/resources/customers/resources/customAttributeDefinitions/exports.ts
@@ -0,0 +1,4 @@
+// This file was auto-generated by Fern from our API Definition.
+
+export { CustomAttributeDefinitionsClient } from "./client/Client";
+export * from "./client/index";
diff --git a/src/api/resources/customers/resources/customAttributes/exports.ts b/src/api/resources/customers/resources/customAttributes/exports.ts
@@ -0,0 +1,4 @@
+// This file was auto-generated by Fern from our API Definition.
+
+export { CustomAttributesClient } from "./client/Client";
+export * from "./client/index";
diff --git a/src/api/resources/customers/resources/groups/exports.ts b/src/api/resources/customers/resources/groups/exports.ts
@@ -0,0 +1,4 @@
+// This file was auto-generated by Fern from our API Definition.
+
+export { GroupsClient } from "./client/Client";
+export * from "./client/index";
diff --git a/src/api/resources/customers/resources/segments/exports.ts b/src/api/resources/customers/resources/segments/exports.ts
@@ -0,0 +1,4 @@
+// This file was auto-generated by Fern from our API Definition.
+
+export { SegmentsClient } from "./client/Client";
+export * from "./client/index";
diff --git a/src/api/resources/devices/client/Client.ts b/src/api/resources/devices/client/Client.ts
@@ -59,7 +59,7 @@ export class DevicesClient {
                                   unrecognizedObjectKeys: "strip",
                                   omitUndefined: true,
                               })
-                            : null,
+                            : undefined,
                     limit,
                     location_id: locationId,
                 };

diff --git a/src/api/resources/devices/exports.ts b/src/api/resources/devices/exports.ts
@@ -0,0 +1,5 @@
+// This file was auto-generated by Fern from our API Definition.
+
+export { DevicesClient } from "./client/Client";
+export * from "./client/index";
+export * from "./resources/index";
diff --git a/src/api/resources/devices/resources/codes/client/Client.ts b/src/api/resources/devices/resources/codes/client/Client.ts
@@ -55,14 +55,14 @@ export class CodesClient {
                                   unrecognizedObjectKeys: "strip",
                                   omitUndefined: true,
                               })
-                            : null,
+                            : undefined,
                     status:
                         status !== undefined
                             ? serializers.DeviceCodeStatus.jsonOrThrow(status, {
                                   unrecognizedObjectKeys: "strip",
                                   omitUndefined: true,
                               })
-                            : null,
+                            : undefined,
                 };
                 const _authRequest: core.AuthRequest = await this._options.authProvider.getAuthRequest();
                 const _headers: core.Fetcher.Args["headers"] = mergeHeaders(

diff --git a/src/api/resources/devices/resources/codes/exports.ts b/src/api/resources/devices/resources/codes/exports.ts
@@ -0,0 +1,4 @@
+// This file was auto-generated by Fern from our API Definition.
+
+export { CodesClient } from "./client/Client";
+export * from "./client/index";
diff --git a/src/api/resources/disputes/client/Client.ts b/src/api/resources/disputes/client/Client.ts
@@ -58,7 +58,7 @@ export class DisputesClient {
                                   unrecognizedObjectKeys: "strip",
                                   omitUndefined: true,
                               })
-                            : null,
+                            : undefined,
                     location_id: locationId,
                 };
                 const _authRequest: core.AuthRequest = await this._options.authProvider.getAuthRequest();

diff --git a/src/api/resources/disputes/exports.ts b/src/api/resources/disputes/exports.ts
@@ -0,0 +1,5 @@
+// This file was auto-generated by Fern from our API Definition.
+
+export { DisputesClient } from "./client/Client";
+export * from "./client/index";
+export * from "./resources/index";
diff --git a/src/api/resources/disputes/resources/evidence/exports.ts b/src/api/resources/disputes/resources/evidence/exports.ts
@@ -0,0 +1,4 @@
+// This file was auto-generated by Fern from our API Definition.
+
+export { EvidenceClient } from "./client/Client";
+export * from "./client/index";
diff --git a/src/api/resources/employees/client/Client.ts b/src/api/resources/employees/client/Client.ts
@@ -24,6 +24,8 @@ export class EmployeesClient {
     }
 
     /**
+     * @deprecated
+     *
      * @param {Square.ListEmployeesRequest} request
      * @param {EmployeesClient.RequestOptions} requestOptions - Request-specific configuration.
      *
@@ -52,7 +54,7 @@ export class EmployeesClient {
                                   unrecognizedObjectKeys: "strip",
                                   omitUndefined: true,
                               })
-                            : null,
+                            : undefined,
                     limit,
                     cursor,
                 };
@@ -115,6 +117,8 @@ export class EmployeesClient {
     }
 
     /**
+     * @deprecated
+     *
      * @param {Square.GetEmployeesRequest} request
      * @param {EmployeesClient.RequestOptions} requestOptions - Request-specific configuration.
      *

diff --git a/src/api/resources/employees/exports.ts b/src/api/resources/employees/exports.ts
@@ -0,0 +1,4 @@
+// This file was auto-generated by Fern from our API Definition.
+
+export { EmployeesClient } from "./client/Client";
+export * from "./client/index";
diff --git a/src/api/resources/events/exports.ts b/src/api/resources/events/exports.ts
@@ -0,0 +1,4 @@
+// This file was auto-generated by Fern from our API Definition.
+
+export { EventsClient } from "./client/Client";
+export * from "./client/index";
diff --git a/src/api/resources/giftCards/exports.ts b/src/api/resources/giftCards/exports.ts
@@ -0,0 +1,5 @@
+// This file was auto-generated by Fern from our API Definition.
+
+export { GiftCardsClient } from "./client/Client";
+export * from "./client/index";
+export * from "./resources/index";
diff --git a/src/api/resources/giftCards/resources/activities/exports.ts b/src/api/resources/giftCards/resources/activities/exports.ts
@@ -0,0 +1,4 @@
+// This file was auto-generated by Fern from our API Definition.
+
+export { ActivitiesClient } from "./client/Client";
+export * from "./client/index";