diff --git a/packages/catalog-client/report.api.md b/packages/catalog-client/report.api.md
index 5bb36e16fc..4175cf3a4b 100644
--- a/packages/catalog-client/report.api.md
+++ b/packages/catalog-client/report.api.md
@@ -335,10 +335,10 @@ export type QueryEntitiesResponse = {
 
 // @public
 export type StreamEntitiesRequest = Omit<
-  QueryEntitiesRequest,
+  QueryEntitiesInitialRequest,
   'limit' | 'offset'
 > & {
-  batchSize?: number;
+  pageSize?: number;
 };
 
 // @public
diff --git a/packages/catalog-client/src/CatalogClient.ts b/packages/catalog-client/src/CatalogClient.ts
index e83fd362da..c777c48940 100644
--- a/packages/catalog-client/src/CatalogClient.ts
+++ b/packages/catalog-client/src/CatalogClient.ts
@@ -49,9 +49,7 @@ import type {
   AnalyzeLocationRequest,
   AnalyzeLocationResponse,
 } from '@backstage/plugin-catalog-common';
-
-// Number of entities to return in a single streamEntities request
-const DEFAULT_STREAM_ENTITIES_LIMIT = 500;
+import { DEFAULT_STREAM_ENTITIES_LIMIT } from './constants.ts';
 
 /**
  * A frontend and backend compatible client for communicating with the Backstage
@@ -483,7 +481,7 @@ export class CatalogClient implements CatalogApi {
     options?: CatalogRequestOptions,
   ): AsyncIterable<Entity[]> {
     let cursor: string | undefined = undefined;
-    const limit = request?.batchSize ?? DEFAULT_STREAM_ENTITIES_LIMIT;
+    const limit = request?.pageSize ?? DEFAULT_STREAM_ENTITIES_LIMIT;
     do {
       const res = await this.queryEntities(
         cursor ? { ...request, cursor, limit } : { ...request, limit },
diff --git a/packages/catalog-client/src/constants.ts b/packages/catalog-client/src/constants.ts
new file mode 100644
index 0000000000..dd8d0530df
--- /dev/null
+++ b/packages/catalog-client/src/constants.ts
@@ -0,0 +1,17 @@
+/*
+ * Copyright 2025 The Backstage Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+export const DEFAULT_STREAM_ENTITIES_LIMIT = 500;
diff --git a/packages/catalog-client/src/testUtils/InMemoryCatalogClient.ts b/packages/catalog-client/src/testUtils/InMemoryCatalogClient.ts
index c033ced387..ef125d3c3a 100644
--- a/packages/catalog-client/src/testUtils/InMemoryCatalogClient.ts
+++ b/packages/catalog-client/src/testUtils/InMemoryCatalogClient.ts
@@ -49,6 +49,7 @@ import type {
   AnalyzeLocationRequest,
   AnalyzeLocationResponse,
 } from '@backstage/plugin-catalog-common';
+import { DEFAULT_STREAM_ENTITIES_LIMIT } from '../constants.ts';
 
 function buildEntitySearch(entity: Entity) {
   const rows = traverse(entity);
@@ -295,9 +296,10 @@ export class InMemoryCatalogClient implements CatalogApi {
     request?: StreamEntitiesRequest,
   ): AsyncIterable<Entity[]> {
     let cursor: string | undefined = undefined;
+    const limit = request?.pageSize ?? DEFAULT_STREAM_ENTITIES_LIMIT;
     do {
       const res = await this.queryEntities(
-        cursor ? { ...request, cursor } : request,
+        cursor ? { ...request, limit, cursor } : { ...request, limit },
       );
 
       yield res.items;
diff --git a/packages/catalog-client/src/types/api.ts b/packages/catalog-client/src/types/api.ts
index 56872c60c8..6a83b95d6e 100644
--- a/packages/catalog-client/src/types/api.ts
+++ b/packages/catalog-client/src/types/api.ts
@@ -471,13 +471,13 @@ export type QueryEntitiesResponse = {
  * @public
  */
 export type StreamEntitiesRequest = Omit<
-  QueryEntitiesRequest,
+  QueryEntitiesInitialRequest,
   'limit' | 'offset'
 > & {
   /**
-   * The number of entities to fetch in each batch. Defaults to 500.
+   * The number of entities to fetch in each page. Defaults to 500.
    */
-  batchSize?: number;
+  pageSize?: number;
 };
 
 /**