diff --git a/apps/sim/app/workspace/[workspaceId]/home/components/mothership-view/components/resource-content/resource-content.tsx b/apps/sim/app/workspace/[workspaceId]/home/components/mothership-view/components/resource-content/resource-content.tsx
index 46f78e1f89e..33d4ade4e56 100644
--- a/apps/sim/app/workspace/[workspaceId]/home/components/mothership-view/components/resource-content/resource-content.tsx
+++ b/apps/sim/app/workspace/[workspaceId]/home/components/mothership-view/components/resource-content/resource-content.tsx
@@ -1,6 +1,6 @@
 'use client'
 
-import { lazy, memo, Suspense, useEffect, useMemo } from 'react'
+import { lazy, memo, Suspense, useEffect, useMemo, useRef } from 'react'
 import { createLogger } from '@sim/logger'
 import { Square } from 'lucide-react'
 import { useRouter } from 'next/navigation'
@@ -13,6 +13,7 @@ import {
   SquareArrowUpRight,
   WorkflowX,
 } from '@/components/emcn/icons'
+import { isApiClientError } from '@/lib/api/client/errors'
 import type { FilePreviewSession } from '@/lib/copilot/request/session'
 import {
   cancelRunToolExecution,
@@ -70,6 +71,7 @@ interface ResourceContentProps {
   previewSession?: FilePreviewSession | null
   genericResourceData?: GenericResourceData
   previewContextKey?: string
+  onNotFound?: (resourceId: string) => void
 }
 
 /**
@@ -86,6 +88,7 @@ export const ResourceContent = memo(function ResourceContent({
   previewSession,
   genericResourceData,
   previewContextKey,
+  onNotFound,
 }: ResourceContentProps) {
   const streamFileName = previewSession?.fileName || 'file.md'
   const syntheticFile = useMemo(() => {
@@ -179,7 +182,13 @@ export const ResourceContent = memo(function ResourceContent({
       return <EmbeddedFolder key={resource.id} workspaceId={workspaceId} folderId={resource.id} />
 
     case 'log':
-      return <EmbeddedLog key={resource.id} logId={resource.id} />
+      return (
+        <EmbeddedLog
+          key={resource.id}
+          logId={resource.id}
+          onNotFound={onNotFound ? () => onNotFound(resource.id) : undefined}
+        />
+      )
 
     case 'generic':
       return (
@@ -618,10 +627,20 @@ function EmbeddedFolder({ workspaceId, folderId }: EmbeddedFolderProps) {
 
 interface EmbeddedLogProps {
   logId: string
+  onNotFound?: () => void
 }
 
-function EmbeddedLog({ logId }: EmbeddedLogProps) {
-  const { data: log, isLoading } = useLogDetail(logId)
+function EmbeddedLog({ logId, onNotFound }: EmbeddedLogProps) {
+  const { data: log, isLoading, error } = useLogDetail(logId)
+
+  const onNotFoundRef = useRef(onNotFound)
+  onNotFoundRef.current = onNotFound
+
+  useEffect(() => {
+    if (isApiClientError(error) && error.status === 404) {
+      onNotFoundRef.current?.()
+    }
+  }, [error])
 
   if (isLoading) return LOADING_SKELETON
 
diff --git a/apps/sim/app/workspace/[workspaceId]/home/components/mothership-view/mothership-view.tsx b/apps/sim/app/workspace/[workspaceId]/home/components/mothership-view/mothership-view.tsx
index fcfb08ff948..4eb7227c850 100644
--- a/apps/sim/app/workspace/[workspaceId]/home/components/mothership-view/mothership-view.tsx
+++ b/apps/sim/app/workspace/[workspaceId]/home/components/mothership-view/mothership-view.tsx
@@ -128,6 +128,7 @@ export const MothershipView = memo(
                 previewSession={previewForActive}
                 genericResourceData={active.type === 'generic' ? genericResourceData : undefined}
                 previewContextKey={chatId}
+                onNotFound={(resourceId) => onRemoveResource('log', resourceId)}
               />
             ) : (
               <div className='flex h-full items-center justify-center text-[var(--text-muted)] text-sm'>
diff --git a/apps/sim/app/workspace/[workspaceId]/home/hooks/use-chat.ts b/apps/sim/app/workspace/[workspaceId]/home/hooks/use-chat.ts
index b4dccd4d4df..0799193d148 100644
--- a/apps/sim/app/workspace/[workspaceId]/home/hooks/use-chat.ts
+++ b/apps/sim/app/workspace/[workspaceId]/home/hooks/use-chat.ts
@@ -1420,6 +1420,18 @@ export function useChat(
   const removeResource = useCallback((resourceType: MothershipResourceType, resourceId: string) => {
     setResources((prev) => prev.filter((r) => !(r.type === resourceType && r.id === resourceId)))
     setActiveResourceId((prev) => (prev === resourceId ? null : prev))
+
+    const persistChatId = chatIdRef.current ?? selectedChatIdRef.current
+    if (persistChatId) {
+      // boundary-raw-fetch: fire-and-forget side-effect; intentionally avoids requestJson's response parsing/throw semantics so a transient failure cannot interrupt the caller
+      fetch('/api/mothership/chat/resources', {
+        method: 'DELETE',
+        headers: { 'Content-Type': 'application/json' },
+        body: JSON.stringify({ chatId: persistChatId, resourceType, resourceId }),
+      }).catch((err) => {
+        logger.warn('Failed to persist resource removal', err)
+      })
+    }
   }, [])
 
   const reorderResources = useCallback((newOrder: MothershipResource[]) => {
diff --git a/apps/sim/hooks/queries/logs.ts b/apps/sim/hooks/queries/logs.ts
index bd5b0e5e695..d2f4bbfa4e9 100644
--- a/apps/sim/hooks/queries/logs.ts
+++ b/apps/sim/hooks/queries/logs.ts
@@ -7,6 +7,7 @@ import {
   useQuery,
   useQueryClient,
 } from '@tanstack/react-query'
+import { isApiClientError } from '@/lib/api/client/errors'
 import { requestJson } from '@/lib/api/client/request'
 import {
   cancelWorkflowExecutionContract,
@@ -194,6 +195,8 @@ export function useLogDetail(logId: string | undefined, options?: UseLogDetailOp
     enabled: Boolean(logId) && (options?.enabled ?? true),
     refetchInterval: options?.refetchInterval ?? false,
     staleTime: 30 * 1000,
+    retry: (failureCount, err) =>
+      !(isApiClientError(err) && err.status === 404) && failureCount < 3,
   })
 }
 
diff --git a/apps/sim/lib/copilot/resources/extraction.ts b/apps/sim/lib/copilot/resources/extraction.ts
index 29ca644a21a..6cba5a3bee0 100644
--- a/apps/sim/lib/copilot/resources/extraction.ts
+++ b/apps/sim/lib/copilot/resources/extraction.ts
@@ -7,7 +7,6 @@ import {
   FunctionExecute,
   GenerateImage,
   GenerateVisualization,
-  GetWorkflowLogs,
   Knowledge,
   KnowledgeBase,
   UserTable,
@@ -30,7 +29,6 @@ const RESOURCE_TOOL_NAMES: Set<string> = new Set([
   Knowledge.id,
   GenerateVisualization.id,
   GenerateImage.id,
-  GetWorkflowLogs.id,
 ])
 
 export function isResourceToolName(toolName: string): boolean {
@@ -214,19 +212,6 @@ export function extractResourcesFromToolResult(
       return resources
     }
 
-    case GetWorkflowLogs.id: {
-      const entries = Array.isArray(output) ? output : Array.isArray(result.data) ? result.data : []
-      const resources: ChatResource[] = []
-      for (const entry of entries) {
-        const rec = asRecord(entry)
-        const logId = rec.id as string | undefined
-        if (logId) {
-          resources.push({ type: 'log', id: logId, title: 'Log' })
-        }
-      }
-      return resources
-    }
-
     default:
       return []
   }