diff --git a/frontend/src/components/common/AddButton.tsx b/frontend/src/components/common/AddButton.tsx
deleted file mode 100644
index a5b74b0..0000000
--- a/frontend/src/components/common/AddButton.tsx
+++ /dev/null
@@ -1,102 +0,0 @@
-'use client'
-
-import { useState } from 'react'
-import { Plus, FileText, Book, ChevronDown } from 'lucide-react'
-import { Button } from '@/components/ui/button'
-import {
-  DropdownMenu,
-  DropdownMenuContent,
-  DropdownMenuItem,
-  DropdownMenuTrigger,
-} from '@/components/ui/dropdown-menu'
-import { AddSourceDialog } from '@/components/sources/AddSourceDialog'
-
-interface AddButtonProps {
-  variant?: 'default' | 'outline' | 'ghost'
-  size?: 'sm' | 'default' | 'lg'
-  className?: string
-  iconOnly?: boolean
-}
-
-export function AddButton({
-  variant = 'default',
-  size = 'default',
-  className,
-  iconOnly = false
-}: AddButtonProps) {
-  const [sourceDialogOpen, setSourceDialogOpen] = useState(false)
-
-  const handleAddSource = () => {
-    setSourceDialogOpen(true)
-  }
-
-  const handleAddNotebook = () => {
-    // TODO: Implement notebook creation when ready
-  }
-
-  if (iconOnly) {
-    return (
-      <>
-        <DropdownMenu>
-          <DropdownMenuTrigger asChild>
-            <Button
-              variant={variant}
-              size={size}
-              className={className}
-            >
-              <Plus className="h-4 w-4" />
-            </Button>
-          </DropdownMenuTrigger>
-          <DropdownMenuContent align="start" side="right">
-            <DropdownMenuItem onClick={handleAddSource} className="gap-2">
-              <FileText className="h-4 w-4" />
-              Source
-            </DropdownMenuItem>
-            <DropdownMenuItem onClick={handleAddNotebook} className="gap-2">
-              <Book className="h-4 w-4" />
-              Notebook <span className="text-xs text-muted-foreground ml-auto">Coming soon</span>
-            </DropdownMenuItem>
-          </DropdownMenuContent>
-        </DropdownMenu>
-
-        <AddSourceDialog
-          open={sourceDialogOpen}
-          onOpenChange={setSourceDialogOpen}
-        />
-      </>
-    )
-  }
-
-  return (
-    <>
-      <DropdownMenu>
-        <DropdownMenuTrigger asChild>
-          <Button
-            variant={variant}
-            size={size}
-            className={className}
-          >
-            <Plus className="h-4 w-4 mr-2" />
-            Add
-            <ChevronDown className="h-3 w-3 ml-auto" />
-          </Button>
-        </DropdownMenuTrigger>
-        <DropdownMenuContent align="start">
-          <DropdownMenuItem onClick={handleAddSource} className="gap-2">
-            <FileText className="h-4 w-4" />
-            Source
-          </DropdownMenuItem>
-          <DropdownMenuItem onClick={handleAddNotebook} className="gap-2">
-            <Book className="h-4 w-4" />
-            Notebook <span className="text-xs text-muted-foreground ml-auto">Coming soon</span>
-          </DropdownMenuItem>
-        </DropdownMenuContent>
-      </DropdownMenu>
-
-      <AddSourceDialog
-        open={sourceDialogOpen}
-        onOpenChange={setSourceDialogOpen}
-      />
-    </>
-  )
-}
\ No newline at end of file