diff --git a/packages/shared/data/cache/cacheSchemas.ts b/packages/shared/data/cache/cacheSchemas.ts
index 57446da95d..32aabb2ff9 100644
--- a/packages/shared/data/cache/cacheSchemas.ts
+++ b/packages/shared/data/cache/cacheSchemas.ts
@@ -41,6 +41,7 @@ export type UseCacheSchema = {
   'chat.generating': boolean
   'chat.websearch.searching': boolean
   'chat.websearch.active_searches': CacheValueTypes.CacheActiveSearches
+  'chat.active_view': 'topic' | 'session'
 
   // Minapp management
   'minapp.opened_keep_alive': CacheValueTypes.CacheMinAppType[]
@@ -52,6 +53,11 @@ export type UseCacheSchema = {
   'topic.active': CacheValueTypes.CacheTopic | null
   'topic.renaming': string[]
   'topic.newly_renamed': string[]
+
+  // Agent management
+  'agent.active_id': string | null
+  'agent.session.active_id_map': Record<string, string | null>
+  'agent.session.waiting_id_map': Record<string, boolean>
 }
 
 export const DefaultUseCache: UseCacheSchema = {
@@ -74,6 +80,7 @@ export const DefaultUseCache: UseCacheSchema = {
   'chat.generating': false,
   'chat.websearch.searching': false,
   'chat.websearch.active_searches': {},
+  'chat.active_view': 'topic',
 
   // Minapp management
   'minapp.opened_keep_alive': [],
@@ -84,7 +91,12 @@ export const DefaultUseCache: UseCacheSchema = {
   // Topic management
   'topic.active': null,
   'topic.renaming': [],
-  'topic.newly_renamed': []
+  'topic.newly_renamed': [],
+
+  // Agent management
+  'agent.active_id': null,
+  'agent.session.active_id_map': {},
+  'agent.session.waiting_id_map': {}
 }
 
 /**
diff --git a/src/renderer/src/data/hooks/useDataApi.ts b/src/renderer/src/data/hooks/useDataApi.ts
index e13b0c37c5..de30473ab0 100644
--- a/src/renderer/src/data/hooks/useDataApi.ts
+++ b/src/renderer/src/data/hooks/useDataApi.ts
@@ -2,6 +2,7 @@ import type { BodyForPath, QueryParamsForPath, ResponseForPath } from '@shared/d
 import type { ConcreteApiPaths } from '@shared/data/api/apiSchemas'
 import type { PaginatedResponse } from '@shared/data/api/apiTypes'
 import { useState } from 'react'
+import type { KeyedMutator } from 'swr'
 import useSWR, { useSWRConfig } from 'swr'
 import useSWRMutation from 'swr/mutation'
 
@@ -118,6 +119,18 @@ function getFetcher<TPath extends ConcreteApiPaths>([path, query]: [TPath, Recor
  *     revalidateOnFocus: true
  *   }
  * })
+ *
+ * // Optimistic updates with mutate (bound to current key, no key needed)
+ * const { data, mutate } = useQuery(`/topics/${id}`)
+ *
+ * // Update cache immediately without revalidation
+ * await mutate({ ...data, title: 'New Title' }, false)
+ *
+ * // Update cache with function and revalidate
+ * await mutate(prev => ({ ...prev, count: prev.count + 1 }))
+ *
+ * // Just revalidate (refetch from server)
+ * await mutate()
  * ```
  */
 export function useQuery<TPath extends ConcreteApiPaths>(
@@ -139,6 +152,8 @@ export function useQuery<TPath extends ConcreteApiPaths>(
   error?: Error
   /** Function to manually refetch data */
   refetch: () => void
+  /** SWR mutate function for optimistic updates */
+  mutate: KeyedMutator<ResponseForPath<TPath, 'GET'>>
 } {
   // Internal type conversion for SWR compatibility
   const key = options?.enabled !== false ? buildSWRKey(path, options?.query as Record<string, any>) : null
@@ -160,7 +175,8 @@ export function useQuery<TPath extends ConcreteApiPaths>(
     data,
     loading: isLoading || isValidating,
     error: error as Error | undefined,
-    refetch
+    refetch,
+    mutate
   }
 }
 
diff --git a/src/renderer/src/hooks/agents/useActiveAgent.ts b/src/renderer/src/hooks/agents/useActiveAgent.ts
index f522ac7f28..44a50717aa 100644
--- a/src/renderer/src/hooks/agents/useActiveAgent.ts
+++ b/src/renderer/src/hooks/agents/useActiveAgent.ts
@@ -1,8 +1,8 @@
-import { useRuntime } from '../useRuntime'
+import { useCache } from '@renderer/data/hooks/useCache'
+
 import { useAgent } from './useAgent'
 
 export const useActiveAgent = () => {
-  const { chat } = useRuntime()
-  const { activeAgentId } = chat
+  const [activeAgentId] = useCache('agent.active_id')
   return useAgent(activeAgentId)
 }
diff --git a/src/renderer/src/hooks/agents/useActiveSession.ts b/src/renderer/src/hooks/agents/useActiveSession.ts
index dd744b6a50..9ac514f4a1 100644
--- a/src/renderer/src/hooks/agents/useActiveSession.ts
+++ b/src/renderer/src/hooks/agents/useActiveSession.ts
@@ -1,9 +1,10 @@
-import { useRuntime } from '../useRuntime'
+import { useCache } from '@renderer/data/hooks/useCache'
+
 import { useSession } from './useSession'
 
 export const useActiveSession = () => {
-  const { chat } = useRuntime()
-  const { activeSessionIdMap, activeAgentId } = chat
+  const [activeAgentId] = useCache('agent.active_id')
+  const [activeSessionIdMap] = useCache('agent.session.active_id_map')
   const activeSessionId = activeAgentId ? activeSessionIdMap[activeAgentId] : null
   return useSession(activeAgentId, activeSessionId)
 }
diff --git a/src/renderer/src/hooks/agents/useAgentSessionInitializer.ts b/src/renderer/src/hooks/agents/useAgentSessionInitializer.ts
index 98609f5b29..2a826ee373 100644
--- a/src/renderer/src/hooks/agents/useAgentSessionInitializer.ts
+++ b/src/renderer/src/hooks/agents/useAgentSessionInitializer.ts
@@ -1,7 +1,6 @@
 import { loggerService } from '@logger'
-import { useRuntime } from '@renderer/hooks/useRuntime'
-import { useAppDispatch } from '@renderer/store'
-import { setActiveSessionIdAction, setActiveTopicOrSessionAction } from '@renderer/store/runtime'
+import { cacheService } from '@renderer/data/CacheService'
+import { useCache } from '@renderer/data/hooks/useCache'
 import { useCallback, useEffect } from 'react'
 
 import { useAgentClient } from './useAgentClient'
@@ -14,10 +13,9 @@ const logger = loggerService.withContext('useAgentSessionInitializer')
  * its most recent session is automatically selected.
  */
 export const useAgentSessionInitializer = () => {
-  const dispatch = useAppDispatch()
   const client = useAgentClient()
-  const { chat } = useRuntime()
-  const { activeAgentId, activeSessionIdMap } = chat
+  const [activeAgentId] = useCache('agent.active_id')
+  const [activeSessionIdMap] = useCache('agent.session.active_id_map')
 
   /**
    * Initialize session for the given agent by loading its sessions
@@ -32,7 +30,7 @@ export const useAgentSessionInitializer = () => {
         const currentSessionId = activeSessionIdMap[agentId]
         if (currentSessionId) {
           // Session already exists, just switch to session view
-          dispatch(setActiveTopicOrSessionAction('session'))
+          cacheService.set('chat.active_view', 'session')
           return
         }
 
@@ -45,20 +43,21 @@ export const useAgentSessionInitializer = () => {
           const latestSession = sessions[0]
 
           // Set the latest session as active
-          dispatch(setActiveSessionIdAction({ agentId, sessionId: latestSession.id }))
-          dispatch(setActiveTopicOrSessionAction('session'))
+          const currentMap = cacheService.get('agent.session.active_id_map') ?? {}
+          cacheService.set('agent.session.active_id_map', { ...currentMap, [agentId]: latestSession.id })
+          cacheService.set('chat.active_view', 'session')
         } else {
           // No sessions exist, we might want to create one
           // But for now, just switch to session view and let the Sessions component handle it
-          dispatch(setActiveTopicOrSessionAction('session'))
+          cacheService.set('chat.active_view', 'session')
         }
       } catch (error) {
         logger.error('Failed to initialize agent session:', error as Error)
         // Even if loading fails, switch to session view
-        dispatch(setActiveTopicOrSessionAction('session'))
+        cacheService.set('chat.active_view', 'session')
       }
     },
-    [client, dispatch, activeSessionIdMap]
+    [client, activeSessionIdMap]
   )
 
   /**
diff --git a/src/renderer/src/hooks/agents/useAgents.ts b/src/renderer/src/hooks/agents/useAgents.ts
index 5c60ef1041..f4f0a2526f 100644
--- a/src/renderer/src/hooks/agents/useAgents.ts
+++ b/src/renderer/src/hooks/agents/useAgents.ts
@@ -1,5 +1,5 @@
-import { useAppDispatch } from '@renderer/store'
-import { setActiveAgentId, setActiveSessionIdAction } from '@renderer/store/runtime'
+import { cacheService } from '@renderer/data/CacheService'
+import { useCache } from '@renderer/data/hooks/useCache'
 import type { AddAgentForm, CreateAgentResponse } from '@renderer/types'
 import { formatErrorMessageWithPrefix } from '@renderer/utils/error'
 import { useCallback } from 'react'
@@ -7,7 +7,6 @@ import { useTranslation } from 'react-i18next'
 import useSWR from 'swr'
 
 import { useApiServer } from '../useApiServer'
-import { useRuntime } from '../useRuntime'
 import { useAgentClient } from './useAgentClient'
 
 type Result<T> =
@@ -43,9 +42,7 @@ export const useAgents = () => {
   }, [apiServerConfig.enabled, apiServerRunning, client, t])
 
   const { data, error, isLoading, mutate } = useSWR(swrKey, fetcher)
-  const { chat } = useRuntime()
-  const { activeAgentId } = chat
-  const dispatch = useAppDispatch()
+  const [activeAgentId] = useCache('agent.active_id')
 
   const addAgent = useCallback(
     async (form: AddAgentForm): Promise<Result<CreateAgentResponse>> => {
@@ -71,14 +68,11 @@ export const useAgents = () => {
     async (id: string) => {
       try {
         await client.deleteAgent(id)
-        dispatch(setActiveSessionIdAction({ agentId: id, sessionId: null }))
+        const currentMap = cacheService.get('agent.session.active_id_map') ?? {}
+        cacheService.set('agent.session.active_id_map', { ...currentMap, [id]: null })
         if (activeAgentId === id) {
           const newId = data?.filter((a) => a.id !== id).find(() => true)?.id
-          if (newId) {
-            dispatch(setActiveAgentId(newId))
-          } else {
-            dispatch(setActiveAgentId(null))
-          }
+          cacheService.set('agent.active_id', newId ?? null)
         }
         mutate((prev) => prev?.filter((a) => a.id !== id) ?? [])
         window.toast.success(t('common.delete_success'))
@@ -86,7 +80,7 @@ export const useAgents = () => {
         window.toast.error(formatErrorMessageWithPrefix(error, t('agent.delete.error.failed')))
       }
     },
-    [activeAgentId, client, data, dispatch, mutate, t]
+    [activeAgentId, client, data, mutate, t]
   )
 
   const getAgent = useCallback(
diff --git a/src/renderer/src/hooks/agents/useCreateDefaultSession.ts b/src/renderer/src/hooks/agents/useCreateDefaultSession.ts
index 7f1a9bcc58..a5342e7f00 100644
--- a/src/renderer/src/hooks/agents/useCreateDefaultSession.ts
+++ b/src/renderer/src/hooks/agents/useCreateDefaultSession.ts
@@ -1,8 +1,7 @@
 import { loggerService } from '@logger'
+import { cacheService } from '@renderer/data/CacheService'
 import { useAgent } from '@renderer/hooks/agents/useAgent'
 import { useSessions } from '@renderer/hooks/agents/useSessions'
-import { useAppDispatch } from '@renderer/store'
-import { setActiveSessionIdAction, setActiveTopicOrSessionAction } from '@renderer/store/runtime'
 import type { CreateSessionForm } from '@renderer/types'
 import { useCallback, useState } from 'react'
 import { useTranslation } from 'react-i18next'
@@ -15,7 +14,6 @@ const logger = loggerService.withContext('useCreateDefaultSession')
 export const useCreateDefaultSession = (agentId: string | null) => {
   const { agent } = useAgent(agentId)
   const { createSession } = useSessions(agentId)
-  const dispatch = useAppDispatch()
   const { t } = useTranslation()
   const [creatingSession, setCreatingSession] = useState(false)
 
@@ -35,8 +33,9 @@ export const useCreateDefaultSession = (agentId: string | null) => {
       const created = await createSession(session)
 
       if (created) {
-        dispatch(setActiveSessionIdAction({ agentId, sessionId: created.id }))
-        dispatch(setActiveTopicOrSessionAction('session'))
+        const currentMap = cacheService.get('agent.session.active_id_map') ?? {}
+        cacheService.set('agent.session.active_id_map', { ...currentMap, [agentId]: created.id })
+        cacheService.set('chat.active_view', 'session')
       }
 
       return created
@@ -46,7 +45,7 @@ export const useCreateDefaultSession = (agentId: string | null) => {
     } finally {
       setCreatingSession(false)
     }
-  }, [agentId, agent, createSession, creatingSession, dispatch, t])
+  }, [agentId, agent, createSession, creatingSession, t])
 
   return {
     createDefaultSession,
diff --git a/src/renderer/src/hooks/useRuntime.ts b/src/renderer/src/hooks/useRuntime.ts
deleted file mode 100644
index cb4159c840..0000000000
--- a/src/renderer/src/hooks/useRuntime.ts
+++ /dev/null
@@ -1,9 +0,0 @@
-/**
- * Data Refactor, notes by fullex
- * //TODO @deprecated this file will be removed
- */
-import { useAppSelector } from '@renderer/store'
-
-export function useRuntime() {
-  return useAppSelector((state) => state.runtime)
-}
diff --git a/src/renderer/src/pages/home/Chat.tsx b/src/renderer/src/pages/home/Chat.tsx
index a274123dc5..6a82794453 100644
--- a/src/renderer/src/pages/home/Chat.tsx
+++ b/src/renderer/src/pages/home/Chat.tsx
@@ -6,10 +6,10 @@ import { ContentSearch } from '@renderer/components/ContentSearch'
 import MultiSelectActionPopup from '@renderer/components/Popups/MultiSelectionPopup'
 import PromptPopup from '@renderer/components/Popups/PromptPopup'
 import { QuickPanelProvider } from '@renderer/components/QuickPanel'
+import { useCache } from '@renderer/data/hooks/useCache'
 import { useCreateDefaultSession } from '@renderer/hooks/agents/useCreateDefaultSession'
 import { useAssistant } from '@renderer/hooks/useAssistant'
 import { useChatContext } from '@renderer/hooks/useChatContext'
-import { useRuntime } from '@renderer/hooks/useRuntime'
 import { useSettings } from '@renderer/hooks/useSettings'
 import { useShortcut } from '@renderer/hooks/useShortcuts'
 import { useShowAssistants, useShowTopics } from '@renderer/hooks/useStore'
@@ -54,8 +54,9 @@ const Chat: FC<Props> = (props) => {
   const { isMultiSelectMode } = useChatContext(props.activeTopic)
   const [isTopNavbar] = usePreference('ui.navbar.position')
   const chatMaxWidth = useChatMaxWidth()
-  const { chat } = useRuntime()
-  const { activeTopicOrSession, activeAgentId, activeSessionIdMap } = chat
+  const [activeAgentId] = useCache('agent.active_id')
+  const [activeTopicOrSession] = useCache('chat.active_view')
+  const [activeSessionIdMap] = useCache('agent.session.active_id_map')
   const activeSessionId = activeAgentId ? activeSessionIdMap[activeAgentId] : null
   const sessionAgentId = activeTopicOrSession === 'session' ? activeAgentId : null
   const { createDefaultSession } = useCreateDefaultSession(sessionAgentId)
diff --git a/src/renderer/src/pages/home/HomePage.tsx b/src/renderer/src/pages/home/HomePage.tsx
index 6c5d31e738..488c1cbccf 100644
--- a/src/renderer/src/pages/home/HomePage.tsx
+++ b/src/renderer/src/pages/home/HomePage.tsx
@@ -1,13 +1,13 @@
 import { usePreference } from '@data/hooks/usePreference'
 import { ErrorBoundary } from '@renderer/components/ErrorBoundary'
+import { cacheService } from '@renderer/data/CacheService'
+import { useCache } from '@renderer/data/hooks/useCache'
 import { useAgentSessionInitializer } from '@renderer/hooks/agents/useAgentSessionInitializer'
 import { useAssistants } from '@renderer/hooks/useAssistant'
 import { useNavbarPosition } from '@renderer/hooks/useNavbar'
-import { useRuntime } from '@renderer/hooks/useRuntime'
 import { useActiveTopic } from '@renderer/hooks/useTopic'
 import NavigationService from '@renderer/services/NavigationService'
 import { newMessagesActions } from '@renderer/store/newMessage'
-import { setActiveAgentId, setActiveTopicOrSessionAction } from '@renderer/store/runtime'
 import type { Assistant, Topic } from '@renderer/types'
 import { MIN_WINDOW_HEIGHT, MIN_WINDOW_WIDTH, SECOND_MIN_WINDOW_WIDTH } from '@shared/config/constant'
 import { useNavigate, useSearch } from '@tanstack/react-router'
@@ -52,8 +52,7 @@ const HomePage: FC = () => {
   const [showTopics] = usePreference('topic.tab.show')
   const [topicPosition] = usePreference('topic.position')
   const dispatch = useDispatch()
-  const { chat } = useRuntime()
-  const { activeTopicOrSession } = chat
+  const [activeTopicOrSession, setActiveTopicOrSession] = useCache('chat.active_view')
 
   _activeAssistant = activeAssistant
 
@@ -64,14 +63,14 @@ const HomePage: FC = () => {
       startTransition(() => {
         _setActiveAssistant(newAssistant)
         if (newAssistant.id !== 'fake') {
-          dispatch(setActiveAgentId(null))
+          cacheService.set('agent.active_id', null)
         }
         // 同步更新 active topic，避免不必要的重新渲染
         const newTopic = newAssistant.topics[0]
         _setActiveTopic((prev) => (newTopic?.id === prev.id ? prev : newTopic))
       })
     },
-    [_setActiveTopic, activeAssistant?.id, dispatch]
+    [_setActiveTopic, activeAssistant?.id]
   )
 
   const setActiveTopic = useCallback(
@@ -79,10 +78,10 @@ const HomePage: FC = () => {
       startTransition(() => {
         _setActiveTopic((prev) => (newTopic?.id === prev.id ? prev : newTopic))
         dispatch(newMessagesActions.setTopicFulfilled({ topicId: newTopic.id, fulfilled: false }))
-        dispatch(setActiveTopicOrSessionAction('topic'))
+        setActiveTopicOrSession('topic')
       })
     },
-    [_setActiveTopic, dispatch]
+    [_setActiveTopic, dispatch, setActiveTopicOrSession]
   )
 
   useEffect(() => {
diff --git a/src/renderer/src/pages/home/Inputbar/Inputbar.tsx b/src/renderer/src/pages/home/Inputbar/Inputbar.tsx
index e223a64e96..29f4f334d8 100644
--- a/src/renderer/src/pages/home/Inputbar/Inputbar.tsx
+++ b/src/renderer/src/pages/home/Inputbar/Inputbar.tsx
@@ -10,6 +10,7 @@ import {
   isVisionModels,
   isWebSearchModel
 } from '@renderer/config/models'
+import { useCache } from '@renderer/data/hooks/useCache'
 import db from '@renderer/databases'
 import { useAssistant } from '@renderer/hooks/useAssistant'
 import { useInputText } from '@renderer/hooks/useInputText'
@@ -30,7 +31,7 @@ import { checkRateLimit, getUserMessage } from '@renderer/services/MessagesServi
 import { spanManagerService } from '@renderer/services/SpanManagerService'
 import { estimateTextTokens as estimateTxtTokens, estimateUserPromptUsage } from '@renderer/services/TokenService'
 import WebSearchService from '@renderer/services/WebSearchService'
-import { useAppDispatch, useAppSelector } from '@renderer/store'
+import { useAppDispatch } from '@renderer/store'
 import { sendMessage as _sendMessage } from '@renderer/store/thunk/messageThunk'
 import { type Assistant, type FileType, type KnowledgeBase, type Model, type Topic, TopicType } from '@renderer/types'
 import type { MessageInputBaseParams } from '@renderer/types/newMessage'
@@ -165,7 +166,7 @@ const InputbarInner: FC<InputbarInnerProps> = ({ assistant: initialAssistant, se
   const isVisionAssistant = useMemo(() => isVisionModel(model), [model])
   const isGenerateImageAssistant = useMemo(() => isGenerateImageModel(model), [model])
   const { setTimeoutTimer } = useTimer()
-  const isMultiSelectMode = useAppSelector((state) => state.runtime.chat.isMultiSelectMode)
+  const [isMultiSelectMode] = useCache('chat.multi_select_mode')
 
   const isVisionSupported = useMemo(
     () =>
diff --git a/src/renderer/src/pages/home/Messages/MessageHeader.tsx b/src/renderer/src/pages/home/Messages/MessageHeader.tsx
index 69c38b842a..1176d2b5f3 100644
--- a/src/renderer/src/pages/home/Messages/MessageHeader.tsx
+++ b/src/renderer/src/pages/home/Messages/MessageHeader.tsx
@@ -5,11 +5,11 @@ import UserPopup from '@renderer/components/Popups/UserPopup'
 import { APP_NAME, AppLogo, isLocalAi } from '@renderer/config/env'
 import { getModelLogoById } from '@renderer/config/models'
 import { useTheme } from '@renderer/context/ThemeProvider'
+import { useCache } from '@renderer/data/hooks/useCache'
 import { useAgent } from '@renderer/hooks/agents/useAgent'
 import useAvatar from '@renderer/hooks/useAvatar'
 import { useChatContext } from '@renderer/hooks/useChatContext'
 import { useMinappPopup } from '@renderer/hooks/useMinappPopup'
-import { useRuntime } from '@renderer/hooks/useRuntime'
 import { useMessageStyle } from '@renderer/hooks/useSettings'
 import { useSidebarIconShow } from '@renderer/hooks/useSidebarIcon'
 import { getMessageModelId } from '@renderer/services/MessagesService'
@@ -43,8 +43,8 @@ const MessageHeader: FC<Props> = memo(({ assistant, model, message, topic, isGro
   const { theme } = useTheme()
   const [userName] = usePreference('app.user.name')
   const showMinappIcon = useSidebarIconShow('minapp')
-  const { chat } = useRuntime()
-  const { activeTopicOrSession, activeAgentId } = chat
+  const [activeAgentId] = useCache('agent.active_id')
+  const [activeTopicOrSession] = useCache('chat.active_view')
   const { agent } = useAgent(activeAgentId)
   const isAgentView = activeTopicOrSession === 'session'
   const { t } = useTranslation()
diff --git a/src/renderer/src/pages/home/Tabs/AssistantsTab.tsx b/src/renderer/src/pages/home/Tabs/AssistantsTab.tsx
index 1a369f4771..471d6921a0 100644
--- a/src/renderer/src/pages/home/Tabs/AssistantsTab.tsx
+++ b/src/renderer/src/pages/home/Tabs/AssistantsTab.tsx
@@ -1,9 +1,9 @@
 import Scrollbar from '@renderer/components/Scrollbar'
+import { useCache } from '@renderer/data/hooks/useCache'
 import { useAgents } from '@renderer/hooks/agents/useAgents'
 import { useApiServer } from '@renderer/hooks/useApiServer'
 import { useAssistants } from '@renderer/hooks/useAssistant'
 import { useAssistantPresets } from '@renderer/hooks/useAssistantPresets'
-import { useRuntime } from '@renderer/hooks/useRuntime'
 import { useAssistantsTabSortType } from '@renderer/hooks/useStore'
 import { useTags } from '@renderer/hooks/useTags'
 import type { Assistant, Topic } from '@renderer/types'
@@ -32,11 +32,10 @@ const AssistantsTab: FC<AssistantsTabProps> = (props) => {
   const containerRef = useRef<HTMLDivElement>(null)
   const { apiServerConfig } = useApiServer()
   const apiServerEnabled = apiServerConfig.enabled
-  const { chat } = useRuntime()
 
   // Agent related hooks
   const { agents, deleteAgent, isLoading: agentsLoading, error: agentsError } = useAgents()
-  const { activeAgentId } = chat
+  const [activeAgentId] = useCache('agent.active_id')
   const { setActiveAgentId } = useActiveAgent()
 
   // Assistant related hooks
diff --git a/src/renderer/src/pages/home/Tabs/SessionsTab.tsx b/src/renderer/src/pages/home/Tabs/SessionsTab.tsx
index b104b6d1d4..d86475a255 100644
--- a/src/renderer/src/pages/home/Tabs/SessionsTab.tsx
+++ b/src/renderer/src/pages/home/Tabs/SessionsTab.tsx
@@ -1,4 +1,4 @@
-import { useRuntime } from '@renderer/hooks/useRuntime'
+import { useCache } from '@renderer/data/hooks/useCache'
 import { useSettings } from '@renderer/hooks/useSettings'
 import { cn } from '@renderer/utils'
 import { Alert } from 'antd'
@@ -11,8 +11,7 @@ import Sessions from './components/Sessions'
 interface SessionsTabProps {}
 
 const SessionsTab: FC<SessionsTabProps> = () => {
-  const { chat } = useRuntime()
-  const { activeAgentId } = chat
+  const [activeAgentId] = useCache('agent.active_id')
   const { t } = useTranslation()
   const { apiServer } = useSettings()
 
diff --git a/src/renderer/src/pages/home/Tabs/TopicsTab.tsx b/src/renderer/src/pages/home/Tabs/TopicsTab.tsx
index 6400630357..5e2e58e17b 100644
--- a/src/renderer/src/pages/home/Tabs/TopicsTab.tsx
+++ b/src/renderer/src/pages/home/Tabs/TopicsTab.tsx
@@ -1,4 +1,4 @@
-import { useRuntime } from '@renderer/hooks/useRuntime'
+import { useCache } from '@renderer/data/hooks/useCache'
 import type { Assistant, Topic } from '@renderer/types'
 import type { FC } from 'react'
 
@@ -15,8 +15,7 @@ interface Props {
 }
 
 const TopicsTab: FC<Props> = (props) => {
-  const { chat } = useRuntime()
-  const { activeTopicOrSession } = chat
+  const [activeTopicOrSession] = useCache('chat.active_view')
   if (activeTopicOrSession === 'topic') {
     return <Topics {...props} />
   }
diff --git a/src/renderer/src/pages/home/Tabs/components/AssistantItem.tsx b/src/renderer/src/pages/home/Tabs/components/AssistantItem.tsx
index 86fcf23bb5..aded421b48 100644
--- a/src/renderer/src/pages/home/Tabs/components/AssistantItem.tsx
+++ b/src/renderer/src/pages/home/Tabs/components/AssistantItem.tsx
@@ -3,13 +3,12 @@ import ModelAvatar from '@renderer/components/Avatar/ModelAvatar'
 import EmojiIcon from '@renderer/components/EmojiIcon'
 import { CopyIcon, DeleteIcon, EditIcon } from '@renderer/components/Icons'
 import PromptPopup from '@renderer/components/Popups/PromptPopup'
+import { cacheService } from '@renderer/data/CacheService'
 import { useAssistant, useAssistants } from '@renderer/hooks/useAssistant'
 import { useTags } from '@renderer/hooks/useTags'
 import AssistantSettingsPopup from '@renderer/pages/settings/AssistantSettings'
 import { getDefaultModel } from '@renderer/services/AssistantService'
 import { EVENT_NAMES, EventEmitter } from '@renderer/services/EventService'
-import { useAppDispatch } from '@renderer/store'
-import { setActiveTopicOrSessionAction } from '@renderer/store/runtime'
 import type { Assistant } from '@renderer/types'
 import { cn, getLeadingEmoji, uuid } from '@renderer/utils'
 import { hasTopicPendingRequests } from '@renderer/utils/queue'
@@ -75,7 +74,6 @@ const AssistantItem: FC<AssistantItemProps> = ({
   const { assistants, updateAssistants } = useAssistants()
 
   const [isPending, setIsPending] = useState(false)
-  const dispatch = useAppDispatch()
 
   useEffect(() => {
     if (isActive) {
@@ -145,8 +143,8 @@ const AssistantItem: FC<AssistantItemProps> = ({
       }
     }
     onSwitch(assistant)
-    dispatch(setActiveTopicOrSessionAction('topic'))
-  }, [clickAssistantToShowTopic, onSwitch, assistant, dispatch, topicPosition])
+    cacheService.set('chat.active_view', 'topic')
+  }, [clickAssistantToShowTopic, onSwitch, assistant, topicPosition])
 
   const assistantName = useMemo(() => assistant.name || t('chat.default.name'), [assistant.name, t])
   const fullAssistantName = useMemo(
diff --git a/src/renderer/src/pages/home/Tabs/components/SessionItem.tsx b/src/renderer/src/pages/home/Tabs/components/SessionItem.tsx
index a9ae67d767..ac45ff8033 100644
--- a/src/renderer/src/pages/home/Tabs/components/SessionItem.tsx
+++ b/src/renderer/src/pages/home/Tabs/components/SessionItem.tsx
@@ -2,9 +2,9 @@ import { Tooltip } from '@cherrystudio/ui'
 import { usePreference } from '@data/hooks/usePreference'
 import { DeleteIcon, EditIcon } from '@renderer/components/Icons'
 import { isMac } from '@renderer/config/constant'
+import { useCache } from '@renderer/data/hooks/useCache'
 import { useUpdateSession } from '@renderer/hooks/agents/useUpdateSession'
 import { useInPlaceEdit } from '@renderer/hooks/useInPlaceEdit'
-import { useRuntime } from '@renderer/hooks/useRuntime'
 import { useTimer } from '@renderer/hooks/useTimer'
 import { SessionSettingsPopup } from '@renderer/pages/settings/AgentSettings'
 import { SessionLabel } from '@renderer/pages/settings/AgentSettings/shared'
@@ -34,9 +34,9 @@ interface SessionItemProps {
 
 const SessionItem: FC<SessionItemProps> = ({ session, agentId, onDelete, onPress }) => {
   const { t } = useTranslation()
-  const { chat } = useRuntime()
+  const [activeSessionIdMap] = useCache('agent.session.active_id_map')
   const { updateSession } = useUpdateSession(agentId)
-  const activeSessionId = chat.activeSessionIdMap[agentId]
+  const activeSessionId = activeSessionIdMap[agentId]
   const [isConfirmingDeletion, setIsConfirmingDeletion] = useState(false)
   const { setTimeoutTimer } = useTimer()
   const [_targetSession, setTargetSession] = useState<AgentSessionEntity>(session)
diff --git a/src/renderer/src/pages/home/Tabs/components/Sessions.tsx b/src/renderer/src/pages/home/Tabs/components/Sessions.tsx
index af667b942f..2b73bc0fcf 100644
--- a/src/renderer/src/pages/home/Tabs/components/Sessions.tsx
+++ b/src/renderer/src/pages/home/Tabs/components/Sessions.tsx
@@ -1,14 +1,10 @@
 import { DynamicVirtualList } from '@renderer/components/VirtualList'
+import { cacheService } from '@renderer/data/CacheService'
+import { useCache } from '@renderer/data/hooks/useCache'
 import { useCreateDefaultSession } from '@renderer/hooks/agents/useCreateDefaultSession'
 import { useSessions } from '@renderer/hooks/agents/useSessions'
-import { useRuntime } from '@renderer/hooks/useRuntime'
 import { useAppDispatch } from '@renderer/store'
 import { newMessagesActions } from '@renderer/store/newMessage'
-import {
-  setActiveSessionIdAction,
-  setActiveTopicOrSessionAction,
-  setSessionWaitingAction
-} from '@renderer/store/runtime'
 import { buildAgentSessionTopicId } from '@renderer/utils/agentSession'
 import { Alert, Spin } from 'antd'
 import { motion } from 'framer-motion'
@@ -28,18 +24,15 @@ interface SessionsProps {
 const Sessions: React.FC<SessionsProps> = ({ agentId }) => {
   const { t } = useTranslation()
   const { sessions, isLoading, error, deleteSession } = useSessions(agentId)
-  const { chat } = useRuntime()
-  const { activeSessionIdMap } = chat
+  const [activeSessionIdMap] = useCache('agent.session.active_id_map')
   const dispatch = useAppDispatch()
   const { createDefaultSession, creatingSession } = useCreateDefaultSession(agentId)
 
-  const setActiveSessionId = useCallback(
-    (agentId: string, sessionId: string | null) => {
-      dispatch(setActiveSessionIdAction({ agentId, sessionId }))
-      dispatch(setActiveTopicOrSessionAction('session'))
-    },
-    [dispatch]
-  )
+  const setActiveSessionId = useCallback((agentId: string, sessionId: string | null) => {
+    const currentMap = cacheService.get('agent.session.active_id_map') ?? {}
+    cacheService.set('agent.session.active_id_map', { ...currentMap, [agentId]: sessionId })
+    cacheService.set('chat.active_view', 'session')
+  }, [])
 
   const handleDeleteSession = useCallback(
     async (id: string) => {
@@ -47,19 +40,22 @@ const Sessions: React.FC<SessionsProps> = ({ agentId }) => {
         window.toast.error(t('agent.session.delete.error.last'))
         return
       }
-      dispatch(setSessionWaitingAction({ id, value: true }))
+      const waitingMap = cacheService.get('agent.session.waiting_id_map') ?? {}
+      cacheService.set('agent.session.waiting_id_map', { ...waitingMap, [id]: true })
       const success = await deleteSession(id)
       if (success) {
         const newSessionId = sessions.find((s) => s.id !== id)?.id
         if (newSessionId) {
-          dispatch(setActiveSessionIdAction({ agentId, sessionId: newSessionId }))
+          const currentMap = cacheService.get('agent.session.active_id_map') ?? {}
+          cacheService.set('agent.session.active_id_map', { ...currentMap, [agentId]: newSessionId })
         } else {
           // may clear messages instead of forbidden deletion
         }
       }
-      dispatch(setSessionWaitingAction({ id, value: false }))
+      const updatedMap = cacheService.get('agent.session.waiting_id_map') ?? {}
+      cacheService.set('agent.session.waiting_id_map', { ...updatedMap, [id]: false })
     },
-    [agentId, deleteSession, dispatch, sessions, t]
+    [agentId, deleteSession, sessions, t]
   )
 
   const activeSessionId = activeSessionIdMap[agentId]
diff --git a/src/renderer/src/pages/home/Tabs/components/Topics.tsx b/src/renderer/src/pages/home/Tabs/components/Topics.tsx
index 323fa5a8d7..82ac433cbf 100644
--- a/src/renderer/src/pages/home/Tabs/components/Topics.tsx
+++ b/src/renderer/src/pages/home/Tabs/components/Topics.tsx
@@ -74,10 +74,10 @@ export const Topics: React.FC<Props> = ({ assistant: _assistant, activeTopic, se
 
   const [, setGenerating] = useCache('chat.generating')
 
-  const renamingTopics = useSelector((state: RootState) => state.runtime.chat.renamingTopics)
+  const [renamingTopics] = useCache('topic.renaming')
   const topicLoadingQuery = useSelector((state: RootState) => state.messages.loadingByTopic)
   const topicFulfilledQuery = useSelector((state: RootState) => state.messages.fulfilledByTopic)
-  const newlyRenamedTopics = useSelector((state: RootState) => state.runtime.chat.newlyRenamedTopics)
+  const [newlyRenamedTopics] = useCache('topic.newly_renamed')
 
   const borderRadius = showTopicTime ? 12 : 'var(--list-item-border-radius)'
 
diff --git a/src/renderer/src/pages/home/Tabs/components/UnifiedAddButton.tsx b/src/renderer/src/pages/home/Tabs/components/UnifiedAddButton.tsx
index dad657094a..ba4bc3fcee 100644
--- a/src/renderer/src/pages/home/Tabs/components/UnifiedAddButton.tsx
+++ b/src/renderer/src/pages/home/Tabs/components/UnifiedAddButton.tsx
@@ -1,8 +1,7 @@
 import AddAssistantOrAgentPopup from '@renderer/components/Popups/AddAssistantOrAgentPopup'
 import AgentModalPopup from '@renderer/components/Popups/agent/AgentModal'
+import { cacheService } from '@renderer/data/CacheService'
 import { useApiServer } from '@renderer/hooks/useApiServer'
-import { useAppDispatch } from '@renderer/store'
-import { setActiveTopicOrSessionAction } from '@renderer/store/runtime'
 import type { AgentEntity, Assistant, Topic } from '@renderer/types'
 import type { FC } from 'react'
 import { useCallback } from 'react'
@@ -18,7 +17,6 @@ interface UnifiedAddButtonProps {
 
 const UnifiedAddButton: FC<UnifiedAddButtonProps> = ({ onCreateAssistant, setActiveAssistant, setActiveAgentId }) => {
   const { t } = useTranslation()
-  const dispatch = useAppDispatch()
   const { apiServerRunning, startApiServer } = useApiServer()
 
   const afterCreate = useCallback(
@@ -41,9 +39,9 @@ const UnifiedAddButton: FC<UnifiedAddButtonProps> = ({ onCreateAssistant, setAct
         type: 'chat'
       })
       setActiveAgentId(a.id)
-      dispatch(setActiveTopicOrSessionAction('session'))
+      cacheService.set('chat.active_view', 'session')
     },
-    [dispatch, setActiveAgentId, setActiveAssistant]
+    [setActiveAgentId, setActiveAssistant]
   )
 
   const handleAddButtonClick = async () => {
diff --git a/src/renderer/src/pages/home/Tabs/hooks/useActiveAgent.ts b/src/renderer/src/pages/home/Tabs/hooks/useActiveAgent.ts
index 8f65af437d..f8f902206b 100644
--- a/src/renderer/src/pages/home/Tabs/hooks/useActiveAgent.ts
+++ b/src/renderer/src/pages/home/Tabs/hooks/useActiveAgent.ts
@@ -1,18 +1,16 @@
+import { cacheService } from '@renderer/data/CacheService'
 import { useAgentSessionInitializer } from '@renderer/hooks/agents/useAgentSessionInitializer'
-import { useAppDispatch } from '@renderer/store'
-import { setActiveAgentId as setActiveAgentIdAction } from '@renderer/store/runtime'
 import { useCallback } from 'react'
 
 export const useActiveAgent = () => {
-  const dispatch = useAppDispatch()
   const { initializeAgentSession } = useAgentSessionInitializer()
 
   const setActiveAgentId = useCallback(
     async (id: string) => {
-      dispatch(setActiveAgentIdAction(id))
+      cacheService.set('agent.active_id', id)
       await initializeAgentSession(id)
     },
-    [dispatch, initializeAgentSession]
+    [initializeAgentSession]
   )
 
   return { setActiveAgentId }
diff --git a/src/renderer/src/pages/home/Tabs/index.tsx b/src/renderer/src/pages/home/Tabs/index.tsx
index 03106ce0f8..abcfd97fcc 100644
--- a/src/renderer/src/pages/home/Tabs/index.tsx
+++ b/src/renderer/src/pages/home/Tabs/index.tsx
@@ -1,14 +1,12 @@
 import { usePreference } from '@data/hooks/usePreference'
 import AddAssistantPopup from '@renderer/components/Popups/AddAssistantPopup'
+import { useCache } from '@renderer/data/hooks/useCache'
 import { useActiveSession } from '@renderer/hooks/agents/useActiveSession'
 import { useUpdateSession } from '@renderer/hooks/agents/useUpdateSession'
 import { useAssistants, useDefaultAssistant } from '@renderer/hooks/useAssistant'
 import { useNavbarPosition } from '@renderer/hooks/useNavbar'
-import { useRuntime } from '@renderer/hooks/useRuntime'
 import { useShowTopics } from '@renderer/hooks/useStore'
 import { EVENT_NAMES, EventEmitter } from '@renderer/services/EventService'
-import { useAppDispatch } from '@renderer/store'
-import { setActiveAgentId, setActiveTopicOrSessionAction } from '@renderer/store/runtime'
 import type { Assistant, Topic } from '@renderer/types'
 import type { Tab } from '@renderer/types/chat'
 import { classNames, getErrorMessage, uuid } from '@renderer/utils'
@@ -50,11 +48,10 @@ const HomeTabs: FC<Props> = ({
   const { toggleShowTopics } = useShowTopics()
   const { isLeftNavbar } = useNavbarPosition()
   const { t } = useTranslation()
-  const { chat } = useRuntime()
-  const { activeTopicOrSession, activeAgentId } = chat
+  const [activeAgentId, setActiveAgentId] = useCache('agent.active_id')
+  const [activeTopicOrSession, setActiveTopicOrSession] = useCache('chat.active_view')
   const { session, isLoading: isSessionLoading, error: sessionError } = useActiveSession()
   const { updateSession } = useUpdateSession(activeAgentId)
-  const dispatch = useAppDispatch()
 
   const isSessionView = activeTopicOrSession === 'session'
   const isTopicView = activeTopicOrSession === 'topic'
@@ -76,8 +73,8 @@ const HomeTabs: FC<Props> = ({
     const assistant = await AddAssistantPopup.show()
     if (assistant) {
       setActiveAssistant(assistant)
-      dispatch(setActiveAgentId(null))
-      dispatch(setActiveTopicOrSessionAction('topic'))
+      setActiveAgentId(null)
+      setActiveTopicOrSession('topic')
     }
   }
 
@@ -85,8 +82,8 @@ const HomeTabs: FC<Props> = ({
     const assistant = { ...defaultAssistant, id: uuid() }
     addAssistant(assistant)
     setActiveAssistant(assistant)
-    dispatch(setActiveAgentId(null))
-    dispatch(setActiveTopicOrSessionAction('topic'))
+    setActiveAgentId(null)
+    setActiveTopicOrSession('topic')
   }
 
   useEffect(() => {
diff --git a/src/renderer/src/pages/home/components/ChatNavbarContent.tsx b/src/renderer/src/pages/home/components/ChatNavbarContent.tsx
index 5f9d30bd6d..92bed924e9 100644
--- a/src/renderer/src/pages/home/components/ChatNavbarContent.tsx
+++ b/src/renderer/src/pages/home/components/ChatNavbarContent.tsx
@@ -1,8 +1,8 @@
 import HorizontalScrollContainer from '@renderer/components/HorizontalScrollContainer'
+import { useCache } from '@renderer/data/hooks/useCache'
 import { useActiveAgent } from '@renderer/hooks/agents/useActiveAgent'
 import { useActiveSession } from '@renderer/hooks/agents/useActiveSession'
 import { useUpdateSession } from '@renderer/hooks/agents/useUpdateSession'
-import { useRuntime } from '@renderer/hooks/useRuntime'
 import type { AgentEntity, AgentSessionEntity, ApiModel, Assistant } from '@renderer/types'
 import { formatErrorMessageWithPrefix } from '@renderer/utils/error'
 import { t } from 'i18next'
@@ -23,8 +23,7 @@ interface Props {
 }
 
 const ChatNavbarContent: FC<Props> = ({ assistant }) => {
-  const { chat } = useRuntime()
-  const { activeTopicOrSession } = chat
+  const [activeTopicOrSession] = useCache('chat.active_view')
   const { agent: activeAgent } = useActiveAgent()
   const { session: activeSession } = useActiveSession()
   const { updateModel } = useUpdateSession(activeAgent?.id ?? null)
diff --git a/src/renderer/src/store/runtime.ts b/src/renderer/src/store/runtime.ts
index 4411322556..125761f641 100644
--- a/src/renderer/src/store/runtime.ts
+++ b/src/renderer/src/store/runtime.ts
@@ -3,43 +3,41 @@
  * //TODO @deprecated this file will be removed
  */
 
-import type { PayloadAction } from '@reduxjs/toolkit'
 import { createSlice } from '@reduxjs/toolkit'
-import type { Topic, WebSearchStatus } from '@renderer/types'
-import type { UpdateInfo } from 'builder-util-runtime'
+// import type { Topic, WebSearchStatus } from '@renderer/types'
 
-export interface ChatState {
-  isMultiSelectMode: boolean
-  selectedMessageIds: string[]
-  activeTopic: Topic | null
-  /** UI state. null represents no active agent */
-  activeAgentId: string | null
-  /** UI state. Map agent id to active session id.
-   *  null represents no active session  */
-  activeSessionIdMap: Record<string, string | null>
-  /** meanwhile active Assistants or Agents */
-  activeTopicOrSession: 'topic' | 'session'
-  /** topic ids that are currently being renamed */
-  renamingTopics: string[]
-  /** topic ids that are newly renamed */
-  newlyRenamedTopics: string[]
-  /** is a session waiting for updating/deleting. undefined and false share same semantics.  */
-  sessionWaiting: Record<string, boolean>
-}
+// export interface ChatState {
+//   isMultiSelectMode: boolean
+//   selectedMessageIds: string[]
+//   activeTopic: Topic | null
+//   /** UI state. null represents no active agent */
+//   activeAgentId: string | null
+//   /** UI state. Map agent id to active session id.
+//    *  null represents no active session  */
+//   activeSessionIdMap: Record<string, string | null>
+//   /** meanwhile active Assistants or Agents */
+//   activeTopicOrSession: 'topic' | 'session'
+//   /** topic ids that are currently being renamed */
+//   renamingTopics: string[]
+//   /** topic ids that are newly renamed */
+//   newlyRenamedTopics: string[]
+//   /** is a session waiting for updating/deleting. undefined and false share same semantics.  */
+//   sessionWaiting: Record<string, boolean>
+// }
 
-export interface WebSearchState {
-  activeSearches: Record<string, WebSearchStatus>
-}
+// export interface WebSearchState {
+//   activeSearches: Record<string, WebSearchStatus>
+// }
 
-export interface UpdateState {
-  info: UpdateInfo | null
-  checking: boolean
-  downloading: boolean
-  downloaded: boolean
-  downloadProgress: number
-  available: boolean
-  ignore: boolean
-}
+// export interface UpdateState {
+//   info: UpdateInfo | null
+//   checking: boolean
+//   downloading: boolean
+//   downloaded: boolean
+//   downloadProgress: number
+//   available: boolean
+//   ignore: boolean
+// }
 
 export interface RuntimeState {
   // avatar: string
@@ -59,13 +57,14 @@ export interface RuntimeState {
   // resourcesPath: string
   // update: UpdateState
   // export: ExportState
-  chat: ChatState
+  // chat: ChatState
   // websearch: WebSearchState
+  placeHolder: string
 }
 
-export interface ExportState {
-  isExporting: boolean
-}
+// export interface ExportState {
+//   isExporting: boolean
+// }
 
 const initialState: RuntimeState = {
   // avatar: UserAvatar,
@@ -90,20 +89,21 @@ const initialState: RuntimeState = {
   // export: {
   //   isExporting: false
   // },
-  chat: {
-    isMultiSelectMode: false,
-    selectedMessageIds: [],
-    activeTopic: null,
-    activeAgentId: null,
-    activeTopicOrSession: 'topic',
-    activeSessionIdMap: {},
-    renamingTopics: [],
-    newlyRenamedTopics: [],
-    sessionWaiting: {}
-  }
+  // chat: {
+  //   isMultiSelectMode: false,
+  //   selectedMessageIds: [],
+  //   activeTopic: null,
+  //   activeAgentId: null,
+  //   activeTopicOrSession: 'topic',
+  //   activeSessionIdMap: {},
+  //   renamingTopics: [],
+  //   newlyRenamedTopics: [],
+  //   sessionWaiting: {}
+  // }
   // websearch: {
   //   activeSearches: {}
   // },
+  placeHolder: ''
 }
 
 const runtimeSlice = createSlice({
@@ -163,16 +163,16 @@ const runtimeSlice = createSlice({
     // @ts-ignore ts2589 false positive
     //   state.chat.activeTopic = action.payload
     // },
-    setActiveAgentId: (state, action: PayloadAction<string | null>) => {
-      state.chat.activeAgentId = action.payload
-    },
-    setActiveSessionIdAction: (state, action: PayloadAction<{ agentId: string; sessionId: string | null }>) => {
-      const { agentId, sessionId } = action.payload
-      state.chat.activeSessionIdMap[agentId] = sessionId
-    },
-    setActiveTopicOrSessionAction: (state, action: PayloadAction<'topic' | 'session'>) => {
-      state.chat.activeTopicOrSession = action.payload
-    },
+    // setActiveAgentId: (state, action: PayloadAction<string | null>) => {
+    //   state.chat.activeAgentId = action.payload
+    // },
+    // setActiveSessionIdAction: (state, action: PayloadAction<{ agentId: string; sessionId: string | null }>) => {
+    //   const { agentId, sessionId } = action.payload
+    //   state.chat.activeSessionIdMap[agentId] = sessionId
+    // },
+    // setActiveTopicOrSessionAction: (state, action: PayloadAction<'topic' | 'session'>) => {
+    //   state.chat.activeTopicOrSession = action.payload
+    // },
     // setRenamingTopics: (state, action: PayloadAction<string[]>) => {
     //   state.chat.renamingTopics = action.payload
     // },
@@ -191,9 +191,12 @@ const runtimeSlice = createSlice({
     //   state.websearch.activeSearches[requestId] = status
     // },
     // setPlaceholder: (state, action: PayloadAction<Partial<RuntimeState>>) => {},
-    setSessionWaitingAction: (state, action: PayloadAction<{ id: string; value: boolean }>) => {
-      const { id, value } = action.payload
-      state.chat.sessionWaiting[id] = value
+    // setSessionWaitingAction: (state, action: PayloadAction<{ id: string; value: boolean }>) => {
+    //   const { id, value } = action.payload
+    //   state.chat.sessionWaiting[id] = value
+    // }
+    setPlaceholder: (state, action: PayloadAction<string>) => {
+      state.placeHolder = action.payload
     }
   }
 })
@@ -216,16 +219,16 @@ export const {
   // toggleMultiSelectMode,
   // setSelectedMessageIds,
   // setActiveTopic,
-  setActiveAgentId,
-  setActiveSessionIdAction,
-  setActiveTopicOrSessionAction,
+  // setActiveAgentId,
+  // setActiveSessionIdAction,
+  // setActiveTopicOrSessionAction,
   // setRenamingTopics,
   // setNewlyRenamedTopics,
-  setSessionWaitingAction
+  // setSessionWaitingAction
   // // WebSearch related actions
   // setActiveSearches,
   // setWebSearchStatus,
-  // setPlaceholder
+  setPlaceholder
 } = runtimeSlice.actions
 
 export default runtimeSlice.reducer