diff --git a/src/main/ipc.test.ts b/src/main/ipc.test.ts
index 5549d73a..e2e36444 100644
--- a/src/main/ipc.test.ts
+++ b/src/main/ipc.test.ts
@@ -1805,6 +1805,7 @@ describe('registerIpcHandlers SSH hosts', () => {
     } as const
     const agentPackageManager = {
       getAllSnapshot: vi.fn(async () => agentPackageInventory),
+      getAllInventory: vi.fn(async () => agentPackageInventory),
       forPlatform: vi.fn(() => agentPackageManager),
       download: vi.fn(
         async (
@@ -1944,7 +1945,16 @@ describe('registerIpcHandlers SSH hosts', () => {
     ).resolves.toEqual(agentPackageInventory)
     expect(
       agentPackageManager.getAllSnapshot
-    ).toHaveBeenCalledWith({ refresh: true })
+    ).toHaveBeenCalledWith({ refresh: true, localOnly: false })
+    await expect(
+      electronMocks.handlers.get(
+        ipcChannels.sshHostsAgentPackageInventory
+      )?.(event, { localOnly: true })
+    ).resolves.toEqual(agentPackageInventory)
+    expect(agentPackageManager.getAllInventory).toHaveBeenCalledWith({
+      refresh: false,
+      localOnly: true
+    })
     await expect(
       electronMocks.handlers.get(
         ipcChannels.sshHostsAgentPackageDownload
diff --git a/src/main/ipc.ts b/src/main/ipc.ts
index 876fcf30..ad2b306f 100644
--- a/src/main/ipc.ts
+++ b/src/main/ipc.ts
@@ -4855,7 +4855,9 @@ export function registerIpcHandlers(
       const request =
         agentPackageInventoryRequestSchema.parse(input ?? {})
       return agentPackageInventorySchema.parse(
-        await agentPackageManager.getAllSnapshot(request)
+        request.localOnly
+          ? await agentPackageManager.getAllInventory(request)
+          : await agentPackageManager.getAllSnapshot(request)
       )
     }
   )
diff --git a/src/main/remote-agent/agent-package-manager.ts b/src/main/remote-agent/agent-package-manager.ts
index 4313210a..9208bd83 100644
--- a/src/main/remote-agent/agent-package-manager.ts
+++ b/src/main/remote-agent/agent-package-manager.ts
@@ -300,6 +300,17 @@ export class AgentPackageManager {
     })
   }
 
+  async getAllInventory(options: { refresh?: boolean } = {}): Promise<AgentPackageInventory> {
+    const linux = await this.forPlatform('linux').getInventory(options)
+    const darwin = this.forPlatform('darwin')
+    darwin.#catalogState = this.forPlatform('linux').#catalogState
+    const mac = await darwin.getInventory(options)
+    return agentPackageInventorySchema.parse({
+      ...linux,
+      entries: [...linux.entries, ...mac.entries]
+    })
+  }
+
   #select(catalog: AgentPackageCatalog, architecture: AgentArchitecture, desktopVersion: string) {
     return selectLatestCompatibleEntry(catalog, architecture, desktopVersion, this.#platform)
   }
diff --git a/src/preload/index.ts b/src/preload/index.ts
index 19c86869..fa95263d 100644
--- a/src/preload/index.ts
+++ b/src/preload/index.ts
@@ -528,10 +528,10 @@ const desktopApi: DesktopApi = {
           handler
         )
     },
-    getAgentPackageInventory: (refresh = false) =>
+    getAgentPackageInventory: (refresh = false, localOnly = false) =>
       ipcRenderer.invoke(
         ipcChannels.sshHostsAgentPackageInventory,
-        { refresh }
+        { refresh, localOnly }
       ) as Promise<AgentPackageInventory>,
     downloadAgentPackage: (architecture: AgentArchitecture, platform: 'linux' | 'darwin' = 'linux') =>
       ipcRenderer.invoke(
diff --git a/src/preload/preload-sandbox.test.ts b/src/preload/preload-sandbox.test.ts
index 81825b9a..d9930403 100644
--- a/src/preload/preload-sandbox.test.ts
+++ b/src/preload/preload-sandbox.test.ts
@@ -292,7 +292,7 @@ describe('sandboxed preload', () => {
       'ipcChannels.sshHostsAgentConnectionStatus'
     )
     expect(source).toContain(
-      'getAgentPackageInventory: (refresh = false)'
+      'getAgentPackageInventory: (refresh = false, localOnly = false)'
     )
     expect(source).toContain('downloadAgentPackage:')
     expect(source).toContain('importAgentPackage:')
diff --git a/src/renderer/src/AgentPackageInventoryPanel.test.tsx b/src/renderer/src/AgentPackageInventoryPanel.test.tsx
index 5cf896e0..3452db4c 100644
--- a/src/renderer/src/AgentPackageInventoryPanel.test.tsx
+++ b/src/renderer/src/AgentPackageInventoryPanel.test.tsx
@@ -42,7 +42,7 @@ const agentPackageInventory: AgentPackageInventory = {
     }
   ]
 }
-const getAgentPackageInventory = vi.fn<(refresh?: boolean) => Promise<AgentPackageInventory>>()
+const getAgentPackageInventory = vi.fn<(refresh?: boolean, localOnly?: boolean) => Promise<AgentPackageInventory>>()
 const downloadAgentPackage = vi.fn<(architecture: string, platform: string) => Promise<AgentPackageInventory>>()
 const importAgentPackage = vi.fn<() => Promise<AgentPackageInventory | undefined>>()
 const exportAgentPackage = vi.fn<(architecture: string, platform: string) => Promise<void>>()
@@ -84,11 +84,12 @@ describe('AgentPackageInventoryPanel', () => {
     expect(await screen.findByText('当前 1 / 2 个平台与架构目标可用。')).toBeInTheDocument()
     expect(screen.getByText('有更新')).toBeInTheDocument()
     expect(screen.getByText('未下载')).toBeInTheDocument()
-    expect(getAgentPackageInventory).toHaveBeenCalledExactlyOnceWith(false)
+    expect(getAgentPackageInventory).toHaveBeenNthCalledWith(1, false, true)
+    expect(getAgentPackageInventory).toHaveBeenNthCalledWith(2, false)
 
     fireEvent.click(screen.getByRole('button', { name: '刷新包清单' }))
-    await waitFor(() => expect(getAgentPackageInventory).toHaveBeenCalledTimes(2))
-    expect(getAgentPackageInventory).toHaveBeenNthCalledWith(2, true)
+    await waitFor(() => expect(getAgentPackageInventory).toHaveBeenCalledTimes(3))
+    expect(getAgentPackageInventory).toHaveBeenNthCalledWith(3, true)
 
     const x64Card = screen.getByText('Linux x64').closest('[role="listitem"]') as HTMLElement
     const arm64Card = screen.getByText('Linux arm64').closest('[role="listitem"]') as HTMLElement
@@ -115,6 +116,37 @@ describe('AgentPackageInventoryPanel', () => {
     await waitFor(() => expect(onNotify).toHaveBeenCalledWith(expect.objectContaining({ dedupeKey: 'agent-package-imported' })))
   })
 
+  it('shows the local inventory before the online catalog returns', async () => {
+    const localInventory: AgentPackageInventory = {
+      ...agentPackageInventory,
+      catalog: { state: 'not-checked', checkedAt: null, error: null },
+      entries: agentPackageInventory.entries.map((entry) => ({
+        ...entry,
+        latestVersion: null,
+        updateAvailable: false
+      }))
+    }
+    let resolveOnline: ((inventory: AgentPackageInventory) => void) | undefined
+    getAgentPackageInventory
+      .mockResolvedValueOnce(localInventory)
+      .mockReturnValueOnce(
+        new Promise<AgentPackageInventory>((resolve) => {
+          resolveOnline = resolve
+        })
+      )
+
+    render(<AgentPackageInventoryPanel />)
+    expect(await screen.findByText('当前 1 / 2 个平台与架构目标可用。')).toBeInTheDocument()
+    expect(getAgentPackageInventory).toHaveBeenNthCalledWith(1, false, true)
+    expect(getAgentPackageInventory).toHaveBeenNthCalledWith(2, false)
+
+    await act(async () => {
+      resolveOnline?.(agentPackageInventory)
+      await Promise.resolve()
+    })
+    expect(await screen.findByText('有更新')).toBeInTheDocument()
+  })
+
   it('shows loading and recovers from a refresh error', async () => {
     let resolveInventory: ((inventory: AgentPackageInventory) => void) | undefined
     getAgentPackageInventory.mockReturnValueOnce(
@@ -133,15 +165,18 @@ describe('AgentPackageInventoryPanel', () => {
     await screen.findByText('inventory unavailable')
     fireEvent.click(screen.getByRole('button', { name: '刷新包清单' }))
     await waitFor(() => expect(screen.queryByText('inventory unavailable')).not.toBeInTheDocument())
-    expect(getAgentPackageInventory).toHaveBeenCalledTimes(3)
+    expect(getAgentPackageInventory).toHaveBeenCalledTimes(4)
   })
 
   it('keeps local Agent packages usable when the online catalog is unavailable', async () => {
-    getAgentPackageInventory.mockResolvedValueOnce({
+    const unavailableInventory: AgentPackageInventory = {
       ...agentPackageInventory,
       catalog: { state: 'unavailable', checkedAt: '2026-08-24T00:00:00.000Z', error: 'network unavailable' },
       entries: agentPackageInventory.entries.map((entry) => ({ ...entry, latestVersion: null, updateAvailable: false }))
-    })
+    }
+    getAgentPackageInventory
+      .mockResolvedValueOnce(unavailableInventory)
+      .mockResolvedValueOnce(unavailableInventory)
     render(<AgentPackageInventoryPanel />)
     expect(await screen.findByText(/network unavailable/u)).toBeInTheDocument()
     const x64Card = screen.getByText('Linux x64').closest('[role="listitem"]') as HTMLElement
diff --git a/src/renderer/src/AgentPackageInventoryPanel.tsx b/src/renderer/src/AgentPackageInventoryPanel.tsx
index 2b8f4f33..a0771964 100644
--- a/src/renderer/src/AgentPackageInventoryPanel.tsx
+++ b/src/renderer/src/AgentPackageInventoryPanel.tsx
@@ -54,6 +54,9 @@ export function AgentPackageInventoryPanel({
     setAgentInventoryLoading(true)
     setAgentInventoryError(undefined)
     try {
+      if (!refresh) {
+        setAgentInventory(await getInventory(false, true))
+      }
       setAgentInventory(await getInventory(refresh))
     } catch (reason) {
       setAgentInventoryError(
@@ -259,16 +262,17 @@ export function AgentPackageInventoryPanel({
               )}
             </p>
           )}
+          {agentInventoryError && (
+            <p className="settings-warning" role="alert">
+              {agentInventoryError}
+            </p>
+          )}
           {agentInventoryLoading && !agentInventory ? (
             <p className="settings-notice" role="status">
               {t(
                 'platformFeatures.remoteProjects.agentInventory.loading'
               )}
             </p>
-          ) : agentInventoryError ? (
-            <p className="settings-warning" role="alert">
-              {agentInventoryError}
-            </p>
           ) : agentInventory ? (
             <div
               aria-label={t(
diff --git a/src/shared/agent-package-contracts.test.ts b/src/shared/agent-package-contracts.test.ts
index 3b9460ba..b30083b4 100644
--- a/src/shared/agent-package-contracts.test.ts
+++ b/src/shared/agent-package-contracts.test.ts
@@ -135,9 +135,10 @@ describe('Agent package contracts', () => {
     ).toThrow()
   })
 
-  it('accepts only a bounded refresh flag for inventory reads', () => {
+  it('accepts only bounded inventory read flags', () => {
     expect(agentPackageInventoryRequestSchema.parse({})).toEqual({
-      refresh: false
+      refresh: false,
+      localOnly: false
     })
     expect(() =>
       agentPackageInventoryRequestSchema.parse({
diff --git a/src/shared/agent-package-contracts.ts b/src/shared/agent-package-contracts.ts
index a7339efd..e4e0fdef 100644
--- a/src/shared/agent-package-contracts.ts
+++ b/src/shared/agent-package-contracts.ts
@@ -281,7 +281,8 @@ export type AgentPackageInventory = z.infer<
 
 export const agentPackageInventoryRequestSchema = z
   .object({
-    refresh: z.boolean().default(false)
+    refresh: z.boolean().default(false),
+    localOnly: z.boolean().default(false)
   })
   .strict()
 
diff --git a/src/shared/contracts.ts b/src/shared/contracts.ts
index 5aa77545..cc002cbd 100644
--- a/src/shared/contracts.ts
+++ b/src/shared/contracts.ts
@@ -1869,7 +1869,8 @@ export type DesktopApi = {
       listener: (status: SshHostAgentConnectionStatus) => void
     ) => () => void
     getAgentPackageInventory: (
-      refresh?: boolean
+      refresh?: boolean,
+      localOnly?: boolean
     ) => Promise<AgentPackageInventory>
     downloadAgentPackage: (
       architecture: AgentArchitecture,