diff --git a/extensions/whatsapp/src/auto-reply/monitor/inbound-dispatch.test.ts b/extensions/whatsapp/src/auto-reply/monitor/inbound-dispatch.test.ts
index b698cf72b4b..50ee424ec39 100644
--- a/extensions/whatsapp/src/auto-reply/monitor/inbound-dispatch.test.ts
+++ b/extensions/whatsapp/src/auto-reply/monitor/inbound-dispatch.test.ts
@@ -378,7 +378,7 @@ describe("whatsapp inbound dispatch", () => {
     expect(groupHistories.get("whatsapp:default:group:123@g.us") ?? []).toHaveLength(0);
   });
 
-  it("delivers block and final WhatsApp payloads; suppresses text-only tool payloads but delivers tool media", async () => {
+  it("delivers block and final WhatsApp payloads; suppresses text-only tool payloads but delivers media", async () => {
     const deliverReply = vi.fn(async () => undefined);
     const rememberSentText = vi.fn();
 
@@ -411,10 +411,27 @@ describe("whatsapp inbound dispatch", () => {
       }),
     );
 
+    await deliver?.(
+      { text: "generated image", mediaUrls: ["/tmp/generated.jpg"] },
+      {
+        kind: "block",
+      },
+    );
+    expect(deliverReply).toHaveBeenCalledTimes(2);
+    expect(rememberSentText).toHaveBeenCalledTimes(2);
+    expect(deliverReply).toHaveBeenLastCalledWith(
+      expect.objectContaining({
+        replyResult: expect.objectContaining({
+          mediaUrls: ["/tmp/generated.jpg"],
+          text: "generated image",
+        }),
+      }),
+    );
+
     await deliver?.({ text: "block payload" }, { kind: "block" });
     await deliver?.({ text: "final payload" }, { kind: "final" });
-    expect(deliverReply).toHaveBeenCalledTimes(3);
-    expect(rememberSentText).toHaveBeenCalledTimes(3);
+    expect(deliverReply).toHaveBeenCalledTimes(4);
+    expect(rememberSentText).toHaveBeenCalledTimes(4);
   });
 
   it("suppresses reasoning and compaction payloads before WhatsApp delivery", async () => {
diff --git a/src/auto-reply/reply/dispatch-from-config.test.ts b/src/auto-reply/reply/dispatch-from-config.test.ts
index d62a34b5e49..5a9ef665e09 100644
--- a/src/auto-reply/reply/dispatch-from-config.test.ts
+++ b/src/auto-reply/reply/dispatch-from-config.test.ts
@@ -3241,6 +3241,37 @@ describe("dispatchReplyFromConfig", () => {
     expect(blockReplySentTexts).toContain("The answer is 42");
   });
 
+  it("forwards generated-media block replies in WhatsApp group sessions", async () => {
+    setNoAbort();
+    const dispatcher = createDispatcher();
+    const ctx = buildTestCtx({
+      Provider: "whatsapp",
+      Surface: "whatsapp",
+      ChatType: "group",
+      From: "whatsapp:120363111111111@g.us",
+      To: "whatsapp:120363111111111@g.us",
+      SessionKey: "agent:main:whatsapp:group:120363111111111@g.us",
+    });
+    const replyResolver = async (
+      _ctx: MsgContext,
+      opts?: GetReplyOptions,
+    ): Promise<ReplyPayload> => {
+      await opts?.onBlockReply?.({
+        text: "generated",
+        mediaUrls: ["https://example.com/generated.png"],
+      });
+      return { text: "NO_REPLY" };
+    };
+
+    await dispatchReplyFromConfig({ ctx, cfg: emptyConfig, dispatcher, replyResolver });
+
+    expect(dispatcher.sendBlockReply).toHaveBeenCalledTimes(1);
+    expect(dispatcher.sendBlockReply).toHaveBeenCalledWith({
+      text: "generated",
+      mediaUrls: ["https://example.com/generated.png"],
+    });
+  });
+
   it("signals block boundaries before async block delivery is queued", async () => {
     setNoAbort();
     const dispatcher = createDispatcher();