diff --git a/apps/web/src/components/BranchToolbar.tsx b/apps/web/src/components/BranchToolbar.tsx
index f5b670cecf0aa3a02543c0ce800b7e5535eb14b6..1e6dd9e923c3f22153196bd54f5fabc61a5d1e33 100644
--- a/apps/web/src/components/BranchToolbar.tsx
+++ b/apps/web/src/components/BranchToolbar.tsx
@@ -25,9 +25,15 @@ interface BranchToolbarProps {
   envMode: "local" | "worktree";
   onEnvModeChange: (mode: "local" | "worktree") => void;
   envLocked: boolean;
+  onComposerFocusRequest?: () => void;
 }
 
-export default function BranchToolbar({ envMode, onEnvModeChange, envLocked }: BranchToolbarProps) {
+export default function BranchToolbar({
+  envMode,
+  onEnvModeChange,
+  envLocked,
+  onComposerFocusRequest,
+}: BranchToolbarProps) {
   const { state, dispatch } = useStore();
   const api = useNativeApi();
   const queryClient = useQueryClient();
@@ -123,6 +129,7 @@ export default function BranchToolbar({ envMode, onEnvModeChange, envLocked }: B
       setThreadError(null);
       setThreadBranch(branch.name, null);
       setIsBranchMenuOpen(false);
+      onComposerFocusRequest?.();
       return;
     }
 
@@ -135,6 +142,7 @@ export default function BranchToolbar({ envMode, onEnvModeChange, envLocked }: B
       // Secondary worktree → point the thread at that worktree path.
       setThreadBranch(branch.name, isMainWorktree ? null : branch.worktreePath);
       setIsBranchMenuOpen(false);
+      onComposerFocusRequest?.();
       return;
     }
 
@@ -143,6 +151,7 @@ export default function BranchToolbar({ envMode, onEnvModeChange, envLocked }: B
         setThreadError(null);
         setThreadBranch(branch.name, activeWorktreePath);
         setIsBranchMenuOpen(false);
+        onComposerFocusRequest?.();
       },
     });
   };
@@ -156,6 +165,7 @@ export default function BranchToolbar({ envMode, onEnvModeChange, envLocked }: B
         setThreadBranch(name, activeWorktreePath);
         setBranchQuery("");
         setIsBranchMenuOpen(false);
+        onComposerFocusRequest?.();
       },
     });
   };
diff --git a/apps/web/src/components/ChatView.tsx b/apps/web/src/components/ChatView.tsx
index 716b8d812b980df9787a44532b327ba00a7ae2a9..8047803c9ccf5c38805ac2408baf921d2fb75a4c 100644
--- a/apps/web/src/components/ChatView.tsx
+++ b/apps/web/src/components/ChatView.tsx
@@ -298,6 +298,11 @@ export default function ChatView() {
     const cursor = textarea.value.length;
     textarea.setSelectionRange(cursor, cursor);
   }, []);
+  const scheduleComposerFocus = useCallback(() => {
+    window.requestAnimationFrame(() => {
+      focusComposer();
+    });
+  }, [focusComposer]);
   const toggleTerminalVisibility = useCallback(() => {
     if (!activeThreadId) return;
     dispatch({
@@ -369,6 +374,7 @@ export default function ChatView() {
   const handleRuntimeModeChange = async (mode: "approval-required" | "full-access") => {
     if (mode === state.runtimeMode) return;
     dispatch({ type: "SET_RUNTIME_MODE", mode });
+    scheduleComposerFocus();
     if (!api) return;
 
     const sessionIds = state.threads
@@ -898,7 +904,19 @@ export default function ChatView() {
       threadId: activeThread.id,
       model: resolveModelSlug(model),
     });
+    scheduleComposerFocus();
   };
+  const onEffortSelect = (effort: ReasoningEffort) => {
+    setSelectedEffort(effort);
+    scheduleComposerFocus();
+  };
+  const onEnvModeChange = useCallback(
+    (mode: "local" | "worktree") => {
+      setEnvMode(mode);
+      scheduleComposerFocus();
+    },
+    [scheduleComposerFocus],
+  );
 
   const onKeyDown = (e: KeyboardEvent<HTMLTextAreaElement>) => {
     if (e.key === "Enter" && !e.shiftKey) {
@@ -1302,7 +1320,7 @@ export default function ChatView() {
                 <Separator orientation="vertical" className="mx-0.5 h-4" />
 
                 {/* Reasoning effort */}
-                <ReasoningEffortPicker effort={selectedEffort} onEffortChange={setSelectedEffort} />
+                <ReasoningEffortPicker effort={selectedEffort} onEffortChange={onEffortSelect} />
 
                 {/* Divider */}
                 <Separator orientation="vertical" className="mx-0.5 h-4" />
@@ -1405,7 +1423,12 @@ export default function ChatView() {
       </div>
 
       {isGitRepo && (
-        <BranchToolbar envMode={envMode} onEnvModeChange={setEnvMode} envLocked={envLocked} />
+        <BranchToolbar
+          envMode={envMode}
+          onEnvModeChange={onEnvModeChange}
+          envLocked={envLocked}
+          onComposerFocusRequest={scheduleComposerFocus}
+        />
       )}
 
       {activeThread.terminalOpen && api && activeProject && (