fix(clients): a running session shows Working only while a turn is active

apps/mobile/src/features/threads/ThreadComposer.tsx

@@ -837,6 +837,7 @@ export const ThreadComposer = memo(function ThreadComposer(props: ThreadComposer
     props.connectionState === "connected" &&
     composerAuthority.providerAdmissionAvailable &&
     props.selectedThread.session?.status === "running" &&
+    props.selectedThread.session.activeTurnId != null &&
     !props.sessionInputBlocked &&
     props.localOutboxCount === 0 &&
     supportsSessionInputQueueFollowUp(activeSessionProviderStatus);

apps/mobile/src/features/threads/threadListV2.test.ts

@@ -218,6 +218,29 @@ describe("resolveThreadListV2Status", () => {
   });
 });
 
+describe("resolveThreadListV2Status running without a turn", () => {
+  it("does not report working for a running session with no active turn", () => {
+    expect(
+      resolveThreadListV2Status(
+        makeThread({
+          id: ThreadId.make("t"),
+          title: "t",
+          session: {
+            threadId: ThreadId.make("t"),
+            status: "running",
+            providerName: "Codex",
+            providerInstanceId: ProviderInstanceId.make("codex"),
+            runtimeMode: "full-access",
+            activeTurnId: null,
+            lastError: null,
+            updatedAt: NOW,
+          },
+        }),
+      ),
+    ).toBe("ready");
+  });
+});
+
 describe("resolveThreadListV2SwipeActions", () => {
   it("offers settle and snooze for an active snoozable thread", () => {
     expect(

apps/mobile/src/features/threads/threadListV2.ts

@@ -133,7 +133,8 @@ function isThreadListV2LatestTurnSettled(
   thread: Pick<EnvironmentThreadShell, "latestTurn" | "session">,
 ): boolean {
   if (!thread.latestTurn?.startedAt || !thread.latestTurn.completedAt) return false;
-  return thread.session?.status !== "running";
+  // A running session with no active turn has nothing in flight.
+  return !(thread.session?.status === "running" && thread.session.activeTurnId != null);
 }
 
 export function resolveThreadListV2Status(
@@ -153,7 +154,12 @@ export function resolveThreadListV2Status(
   if (thread.hasPendingUserInput) {
     return "input";
   }
-  if (thread.session?.status === "running" || thread.session?.status === "starting") {
+  // "running" alone is not work: a provider can report it between turns
+  // (Claude system/status) with nothing in flight. Only an active turn is.
+  if (
+    thread.session?.status === "starting" ||
+    (thread.session?.status === "running" && thread.session.activeTurnId != null)
+  ) {
     return "working";
   }
   if (thread.session?.status === "error") {

apps/mobile/src/features/threads/threadPresentation.test.ts

@@ -48,13 +48,22 @@ describe("resolveThreadStatus", () => {
     });
   });
 
+  it("shows no status for a running session with no active turn", () => {
+    expect(
+      resolveThreadStatus({
+        ...baseThread,
+        session: { status: "running", activeTurnId: null },
+      } as EnvironmentThreadShell),
+    ).toBeNull();
+  });
+
   it.each(["running", "starting"] as const)(
     "uses upstream sky while the session is %s",
     (status) => {
       expect(
         resolveThreadStatus({
           ...baseThread,
-          session: { status },
+          session: status === "running" ? { status, activeTurnId: "turn-1" } : { status },
         } as EnvironmentThreadShell),
       ).toMatchObject({
         pillClassName: "bg-adaptive-sky-500-a12-a16",

apps/mobile/src/features/threads/threadPresentation.ts

@@ -27,7 +27,8 @@ function isLatestTurnSettled(
   if (!latestTurn?.startedAt) return false;
   if (!latestTurn.completedAt) return false;
   if (!session) return true;
-  return session.status !== "running";
+  // A running session with no active turn has nothing in flight.
+  return !(session.status === "running" && session.activeTurnId != null);
 }
 
 /**
@@ -62,7 +63,7 @@ export function resolveThreadStatus(
     };
   }
 
-  if (thread.session?.status === "running") {
+  if (thread.session?.status === "running" && thread.session.activeTurnId != null) {
     return {
       kind: "working",
       label: "Working",

apps/web/src/components/Sidebar.logic.test.ts

@@ -707,6 +707,18 @@ describe("resolveSidebarThreadStatus", () => {
     ).toBe("working");
   });
 
+  it("does not report working for a running session with no active turn", () => {
+    // A provider can report running between turns (Claude system/status).
+    // Without a turn there is nothing being worked on; background liveness,
+    // if any, is the honest signal.
+    expect(
+      resolveSidebarThreadStatus({
+        ...idle,
+        session: { ...session, activeTurnId: null },
+      }),
+    ).toBe("ready");
+  });
+
   it("distinguishes background delegation from root work", () => {
     expect(
       resolveSidebarThreadStatus({
@@ -1223,6 +1235,14 @@ describe("resolveThreadStatusPill", () => {
     });
   });
 
+  it("shows no pill for a running session with no active turn", () => {
+    expect(
+      resolveThreadStatusPill({
+        thread: { ...baseThread, session: { ...baseThread.session, activeTurnId: null } },
+      }),
+    ).toBeNull();
+  });
+
   it("uses upstream sky pulses for running and connecting", () => {
     expect(resolveThreadStatusPill({ thread: baseThread })).toMatchObject({
       label: "Working",

apps/web/src/components/Sidebar.logic.ts

@@ -573,7 +573,12 @@ export function resolveSidebarThreadStatus(thread: SidebarThreadStatusInput): Si
   if (thread.hasPendingUserInput) {
     return "input";
   }
-  if (thread.session?.status === "running" || thread.session?.status === "starting") {
+  // "running" alone is not work: a provider can report it between turns
+  // (Claude system/status) with nothing in flight. Only an active turn is.
+  if (
+    thread.session?.status === "starting" ||
+    (thread.session?.status === "running" && thread.session.activeTurnId != null)
+  ) {
     return "working";
   }
   // A failed session outranks lingering background liveness: the user must
@@ -801,7 +806,7 @@ export function resolveThreadStatusPill(input: {
     };
   }
 
-  if (thread.session?.status === "running") {
+  if (thread.session?.status === "running" && thread.session.activeTurnId != null) {
     return {
       label: "Working",
       colorClass: "text-sky-600 dark:text-sky-300/80",

apps/web/src/session-logic.test.ts

@@ -2223,6 +2223,15 @@ describe("isLatestTurnSettled", () => {
     ).toBe(false);
   });
 
+  it("returns true when the session reports running but tracks no turn", () => {
+    expect(
+      isLatestTurnSettled(latestTurn, {
+        status: "running",
+        activeTurnId: null,
+      }),
+    ).toBe(true);
+  });
+
   it("returns true once the session is no longer running that turn", () => {
     expect(
       isLatestTurnSettled(latestTurn, {

apps/web/src/session-logic.ts

@@ -398,7 +398,9 @@ export function isLatestTurnSettled(
   if (!latestTurn?.startedAt) return false;
   if (!latestTurn.completedAt) return false;
   if (!session) return true;
-  if (session.status === "running") return false;
+  // A running session with no active turn has nothing in flight; the latest
+  // turn is as settled as it will get.
+  if (session.status === "running" && session.activeTurnId != null) return false;
   return true;
 }