From c642f13f216fb64bc93ac46c1c57702c8a2add8c Mon Sep 17 00:00:00 2001
From: Google Team Member <genai-sdk-bot@google.com>
Date: Mon, 17 Nov 2025 14:24:51 -0800
Subject: [PATCH] feat: Thread custom_metadata through forwarding artifact
 service

PiperOrigin-RevId: 833496193
---
 src/google/adk/tools/_forwarding_artifact_service.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/google/adk/tools/_forwarding_artifact_service.py b/src/google/adk/tools/_forwarding_artifact_service.py
index c9f94208..9707b579 100644
--- a/src/google/adk/tools/_forwarding_artifact_service.py
+++ b/src/google/adk/tools/_forwarding_artifact_service.py
@@ -47,7 +47,9 @@ class ForwardingArtifactService(BaseArtifactService):
       custom_metadata: Optional[dict[str, Any]] = None,
   ) -> int:
     return await self.tool_context.save_artifact(
-        filename=filename, artifact=artifact
+        filename=filename,
+        artifact=artifact,
+        custom_metadata=custom_metadata,
     )
 
   @override