diff --git a/js/genkit/src/beta.ts b/js/genkit/src/beta.ts
index 95b6c4999..c105adb9a 100644
--- a/js/genkit/src/beta.ts
+++ b/js/genkit/src/beta.ts
@@ -1,2 +1,18 @@
+/**
+ * Copyright 2025 Google LLC
+ *
+ * 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 * from './common.js';
 export { GenkitBeta, genkit, type GenkitOptions } from './genkit-beta.js';
diff --git a/js/genkit/src/index.ts b/js/genkit/src/index.ts
index a46ebbd03..8af829f3e 100644
--- a/js/genkit/src/index.ts
+++ b/js/genkit/src/index.ts
@@ -1 +1,17 @@
+/**
+ * Copyright 2025 Google LLC
+ *
+ * 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 * from './common.js';