diff --git a/internal/api/app.go b/internal/api/app.go
index 328b415..e5338a9 100644
--- a/internal/api/app.go
+++ b/internal/api/app.go
@@ -188,14 +188,20 @@ func (a *App) ensureBrowserInboxSubscriptions() {
 	if a.browserInboxEvents == nil {
 		a.browserInboxEvents = make(map[string]bool)
 	}
-	for _, eventName := range []string{browserInboxMutationEvent} {
+	for _, eventName := range []string{browserInboxMutationEvent, workspaceRenamedEventName, workspaceTrashedEventName, workspaceRestoredEventName, workspacePurgedEventName} {
 		if a.browserInboxEvents[eventName] {
 			continue
 		}
 		a.browserInboxEvents[eventName] = true
 		a.eventBus.Subscribe(eventName, func(event events.Event) {
-			if err := a.mutateBrowserInboxCapture(event); err != nil {
-				log.Printf("[api] browser inbox mutation failed: %v", err)
+			if event.Name == browserInboxMutationEvent {
+				if err := a.mutateBrowserInboxCapture(event); err != nil {
+					log.Printf("[api] browser inbox mutation failed: %v", err)
+				}
+				return
+			}
+			if err := a.updateBrowserInboxWorkspaceLifecycle(event); err != nil {
+				log.Printf("[api] browser inbox workspace lifecycle failed: %v", err)
 			}
 		})
 	}
@@ -295,6 +301,10 @@ func (a *App) recordBrowserCapture(event events.Event) error {
 	if firstPayloadText(capture, "capturedAt") == "" {
 		capture["capturedAt"] = event.Timestamp
 	}
+	if firstPayloadText(capture, "globalState") == "" {
+		capture["globalState"] = "inbox"
+	}
+	a.annotateBrowserCaptureWorkspace(capture)
 	capture["receivedAt"] = time.Now().UTC().Format(time.RFC3339Nano)
 	return a.updateBrowserInboxCaptures(func(captures []map[string]interface{}) []map[string]interface{} {
 		for _, stored := range captures {
@@ -315,7 +325,7 @@ func (a *App) mutateBrowserInboxCapture(event events.Event) error {
 	}
 	action := firstPayloadText(payload, "action")
 	switch action {
-	case "migrate", "assign", "delete", "processed":
+	case "migrate", "assign", "archive", "restore", "delete", "processed":
 	default:
 		return fmt.Errorf("unsupported browser inbox mutation %q", action)
 	}
@@ -345,10 +355,17 @@ func (a *App) mutateBrowserInboxCapture(event events.Event) error {
 			switch action {
 			case "delete":
 				continue
+			case "archive":
+				capture["globalState"] = "archived"
+			case "restore":
+				capture["globalState"] = "inbox"
 			case "assign":
 				workspaceRoot := firstPayloadText(payload, "workspaceRootPath")
 				capture["workspaceRootPath"] = workspaceRoot
 				capture["workspaceName"] = workspaceRoot
+				delete(capture, "workspaceId")
+				delete(capture, "workspaceTrashId")
+				a.annotateBrowserCaptureWorkspace(capture)
 			case "processed":
 				capture["processed"], _ = payload["processed"].(bool)
 			}
@@ -358,6 +375,67 @@ func (a *App) mutateBrowserInboxCapture(event events.Event) error {
 	})
 }
 
+func (a *App) annotateBrowserCaptureWorkspace(capture map[string]interface{}) {
+	if capture == nil {
+		return
+	}
+	workspaceRoot := firstPayloadText(capture, "workspaceRootPath")
+	if workspaceRoot == "" {
+		capture["workspaceState"] = "unassigned"
+		delete(capture, "workspaceId")
+		delete(capture, "workspaceTrashId")
+		return
+	}
+	if firstPayloadText(capture, "workspaceId") != "" {
+		if firstPayloadText(capture, "workspaceState") == "" {
+			capture["workspaceState"] = "active"
+		}
+		return
+	}
+	if a.workspace == nil {
+		capture["workspaceState"] = "unavailable"
+		return
+	}
+	identity, err := a.workspace.GetWorkspaceIdentity(workspaceRoot)
+	if err != nil {
+		capture["workspaceState"] = "unavailable"
+		return
+	}
+	capture["workspaceId"] = identity.WorkspaceID
+	capture["workspaceRootPath"] = identity.RootPath
+	capture["workspaceName"] = identity.RootPath
+	capture["workspaceState"] = identity.State
+}
+
+func (a *App) updateBrowserInboxWorkspaceLifecycle(event events.Event) error {
+	payload := eventPayloadMap(event.Payload)
+	workspaceID := firstPayloadText(payload, "workspaceId")
+	if workspaceID == "" {
+		return nil
+	}
+	return a.updateBrowserInboxCaptures(func(captures []map[string]interface{}) []map[string]interface{} {
+		for _, capture := range captures {
+			if firstPayloadText(capture, "workspaceId") != workspaceID {
+				continue
+			}
+			switch event.Name {
+			case workspaceRenamedEventName, workspaceRestoredEventName:
+				capture["workspaceRootPath"] = firstPayloadText(payload, "workspaceRootPath")
+				capture["workspaceName"] = firstPayloadText(payload, "workspaceName", "workspaceRootPath")
+				capture["workspaceState"] = "active"
+				delete(capture, "workspaceTrashId")
+			case workspaceTrashedEventName:
+				capture["workspaceState"] = "trashed"
+				capture["workspaceTrashId"] = firstPayloadText(payload, "trashId")
+			case workspacePurgedEventName:
+				capture["workspaceState"] = "orphaned"
+				delete(capture, "workspaceTrashId")
+			}
+		}
+		return captures
+	})
+}
+
 func (a *App) updateBrowserInboxCaptures(update func([]map[string]interface{}) []map[string]interface{}) error {
 	if !a.browserInboxAvailable() {
 		return fmt.Errorf("browser inbox unavailable")
@@ -411,6 +489,9 @@ func browserInboxCaptures(settings map[string]interface{}) ([]map[string]interfa
 				continue
 			}
 			seen[captureID] = true
+			if firstPayloadText(capture, "globalState") == "" {
+				capture["globalState"] = "inbox"
+			}
 			if firstPayloadText(capture, "workspaceRootPath") == "" && workspaceRoot != "" {
 				capture["workspaceRootPath"] = workspaceRoot
 				capture["workspaceName"] = workspaceRoot
diff --git a/internal/api/app_test.go b/internal/api/app_test.go
index 80fe32b..3a55859 100644
--- a/internal/api/app_test.go
+++ b/internal/api/app_test.go
@@ -699,6 +699,9 @@ func TestBrowserInboxRecordsCaptureWithoutMountedView(t *testing.T) {
 	bus.Publish(events.Event{Name: browserInboxMutationEvent, Payload: map[string]interface{}{
 		"pluginId": browserInboxPluginID, "action": "processed", "captureId": "capture-background", "processed": true,
 	}})
+	bus.Publish(events.Event{Name: browserInboxMutationEvent, Payload: map[string]interface{}{
+		"pluginId": browserInboxPluginID, "action": "archive", "captureId": "capture-background",
+	}})
 	if err := app.recordBrowserCapture(events.Event{
 		Name: "browser.capture.page",
 		Payload: map[string]interface{}{
@@ -721,11 +724,105 @@ func TestBrowserInboxRecordsCaptureWithoutMountedView(t *testing.T) {
 	if !ok {
 		t.Fatalf("capture = %#v, want map[string]interface{}", stored[0])
 	}
-	if capture["captureId"] != "capture-background" || capture["title"] != "Background capture" || capture["workspaceRootPath"] != "Project" || capture["processed"] != true {
+	if capture["captureId"] != "capture-background" || capture["title"] != "Background capture" || capture["workspaceRootPath"] != "Project" || capture["processed"] != true || capture["globalState"] != "archived" {
 		t.Fatalf("stored capture = %#v", capture)
 	}
 }
 
+func TestBrowserInboxArchiveKeepsAssignmentUntilExplicitPermanentDelete(t *testing.T) {
+	v := vault.NewVault(nil)
+	if err := v.CreateVault(t.TempDir()); err != nil {
+		t.Fatalf("CreateVault: %v", err)
+	}
+	bus := events.NewBus()
+	app := &App{
+		eventBus: bus,
+		storage:  storage.New(v),
+		vault:    v,
+		plugins: []plugin.Plugin{{
+			Manifest: plugin.Manifest{ID: browserInboxPluginID, Permissions: []string{"storage.namespace"}},
+			Status:   plugin.StatusLoaded,
+			Enabled:  true,
+		}},
+	}
+	app.ensureBrowserInboxSubscriptions()
+	if err := app.recordBrowserCapture(events.Event{Name: "browser.capture.page", Payload: map[string]interface{}{
+		"captureId": "archive-1", "capturedAt": "2026-07-12T10:00:00Z", "url": "https://example.com", "workspaceRootPath": "Project",
+	}}); err != nil {
+		t.Fatalf("recordBrowserCapture: %v", err)
+	}
+	bus.Publish(events.Event{Name: browserInboxMutationEvent, Payload: map[string]interface{}{
+		"pluginId": browserInboxPluginID, "action": "archive", "captureId": "archive-1",
+	}})
+	settings, err := app.storage.ReadPluginSettings(browserInboxPluginID)
+	if err != nil {
+		t.Fatalf("ReadPluginSettings: %v", err)
+	}
+	captures, _ := settings[browserInboxGlobalKey].([]interface{})
+	if len(captures) != 1 {
+		t.Fatalf("captures after archive = %#v, want retained capture", captures)
+	}
+	archived := captures[0].(map[string]interface{})
+	if archived["workspaceRootPath"] != "Project" || archived["globalState"] != "archived" {
+		t.Fatalf("archived capture = %#v, want preserved assignment", archived)
+	}
+	bus.Publish(events.Event{Name: browserInboxMutationEvent, Payload: map[string]interface{}{
+		"pluginId": browserInboxPluginID, "action": "delete", "captureId": "archive-1", "permanent": true,
+	}})
+	settings, err = app.storage.ReadPluginSettings(browserInboxPluginID)
+	if err != nil {
+		t.Fatalf("ReadPluginSettings after delete: %v", err)
+	}
+	captures, _ = settings[browserInboxGlobalKey].([]interface{})
+	if len(captures) != 0 {
+		t.Fatalf("captures after permanent delete = %#v, want none", captures)
+	}
+}
+
+func TestBrowserInboxWorkspaceReferenceSurvivesRenameAndTrash(t *testing.T) {
+	v := vault.NewVault(nil)
+	if err := v.CreateVault(t.TempDir()); err != nil {
+		t.Fatalf("CreateVault: %v", err)
+	}
+	manager := workspace.NewManager(v.GetVaultPath())
+	created, err := manager.CreateWorkspace("Project", "minimal")
+	if err != nil {
+		t.Fatalf("CreateWorkspace: %v", err)
+	}
+	bus := events.NewBus()
+	app := &App{
+		eventBus:  bus,
+		storage:   storage.New(v),
+		vault:     v,
+		workspace: manager,
+		plugins: []plugin.Plugin{{
+			Manifest: plugin.Manifest{ID: browserInboxPluginID, Permissions: []string{"storage.namespace"}},
+			Status:   plugin.StatusLoaded,
+			Enabled:  true,
+		}},
+	}
+	app.ensureBrowserInboxSubscriptions()
+	if err := app.recordBrowserCapture(events.Event{Name: "browser.capture.page", Payload: map[string]interface{}{
+		"captureId": "workspace-ref", "capturedAt": "2026-07-12T10:00:00Z", "url": "https://example.com", "workspaceRootPath": "Project",
+	}}); err != nil {
+		t.Fatalf("recordBrowserCapture: %v", err)
+	}
+	if errStr := app.RenameWorkspace("Project", "Client"); errStr != "" {
+		t.Fatalf("RenameWorkspace: %s", errStr)
+	}
+	if _, errStr := app.TrashWorkspace("Client"); errStr != "" {
+		t.Fatalf("TrashWorkspace: %s", errStr)
+	}
+	settings, err := app.storage.ReadPluginSettings(browserInboxPluginID)
+	if err != nil {
+		t.Fatalf("ReadPluginSettings: %v", err)
+	}
+	capture := settings[browserInboxGlobalKey].([]interface{})[0].(map[string]interface{})
+	if capture["workspaceId"] != created.ID || capture["workspaceRootPath"] != "Client" || capture["workspaceState"] != "trashed" || capture["workspaceTrashId"] == "" {
+		t.Fatalf("workspace reference = %#v", capture)
+	}
+}
+
 func TestBrowserInboxRejectsCaptureWithoutOpenVault(t *testing.T) {
 	v := vault.NewVault(nil)
 	app := &App{