diff --git a/plugins/provider-codex/src/translator.test.ts b/plugins/provider-codex/src/translator.test.ts
--- a/plugins/provider-codex/src/translator.test.ts
+++ b/plugins/provider-codex/src/translator.test.ts
@@ -729,5 +729,36 @@ describe("codex subagent activity correlation", () => {
   const rootProviderThreadId = "root-provider-thread";
 
+  it("links a rawless resumed subagent when its child turn starts", () => {
+    const harness = createHarness();
+
+    expect(
+      harness.translate(
+        subAgentActivity({
+          id: "synthetic-followup-call",
+          kind: "interacted",
+          agentThreadId: "synthetic-agent-thread",
+        }),
+      ),
+    ).toEqual([]);
+
+    const events = harness.translate(childTurnStarted("synthetic-child-turn"));
+    expect(events).toContainEqual(
+      expect.objectContaining({
+        type: "item/started",
+        item: expect.objectContaining({
+          type: "delegation",
+          childRef: "synthetic-agent-thread",
+        }),
+      }),
+    );
+    expect(events).toContainEqual(
+      expect.objectContaining({
+        type: "turn/started",
+        parentToolCallId: harness.itemId("synthetic-followup-call"),
+      }),
+    );
+  });
+
   function subAgentActivity(args: {
     agentThreadId?: string;
     id: string;