diff --git a/src/components/ui/ResourceViewer.tsx b/src/components/ui/ResourceViewer.tsx
index 0a8d76d..ea6c85a 100644
--- a/src/components/ui/ResourceViewer.tsx
+++ b/src/components/ui/ResourceViewer.tsx
@@ -2,7 +2,9 @@
 
 import dynamic from 'next/dynamic'
 import Image from 'next/image'
-import type { ResourceDTO } from '@/lib/api/types'
+import { RESOURCE_ORIGIN_GENERATED, type ResourceDTO } from '@/lib/api/types'
+import { ui } from '@/lib/i18n'
+import { useVisitor } from '@/context/VisitorContext'
 
 // Même stratégie que PdfSection : react-pdf a besoin de `window`.
 const PdfViewer = dynamic(() => import('@/components/sections/pdf/PdfViewer'), { ssr: false })
@@ -44,6 +46,8 @@ interface Props {
  * Parent must have: position relative, explicit width & height (or fill via flex).
  */
 export default function ResourceViewer({ resource, alt = '', objectFit = 'contain' }: Props) {
+  // La mention IA suit la langue de visite, comme le reste des libellés d'interface.
+  const { language } = useVisitor()
   const { url, type } = resource
   if (!url) return null
 
@@ -98,12 +102,32 @@ export default function ResourceViewer({ resource, alt = '', objectFit = 'contai
 
   // Image, ImageUrl, or unknown → render as image (safe default)
   return (
-    <Image
-      src={url}
-      alt={alt}
-      fill
-      className={`object-${objectFit}`}
-      sizes="100vw"
-    />
+    <>
+      <Image
+        src={url}
+        alt={alt}
+        fill
+        className={`object-${objectFit}`}
+        sizes="100vw"
+      />
+      {resource.origin === RESOURCE_ORIGIN_GENERATED && (
+        <span
+          style={{
+            position: 'absolute',
+            left: 6,
+            bottom: 6,
+            padding: '3px 6px',
+            borderRadius: 4,
+            background: 'rgba(0,0,0,.72)',
+            color: '#fff',
+            fontSize: 9,
+            letterSpacing: '.02em',
+            pointerEvents: 'none',
+          }}
+        >
+          {ui('aiGeneratedImage', language)}
+        </span>
+      )}
+    </>
   )
 }
diff --git a/src/lib/api/types.ts b/src/lib/api/types.ts
index 9ac05a0..0d6c68b 100644
--- a/src/lib/api/types.ts
+++ b/src/lib/api/types.ts
@@ -7,8 +7,13 @@ export interface ResourceDTO {
   id?: string
   url?: string
   type?: string
+  /** ResourceOrigin cote backend : 0 televersee, 1 generee par le Studio, 2 derivee. */
+  origin?: number
 }
 
+/** Une image generee porte la mention IA ; une image televersee, jamais. */
+export const RESOURCE_ORIGIN_GENERATED = 1
+
 export interface ContentDTO {
   order: number
   title?: TranslationDTO[]
diff --git a/src/lib/i18n.ts b/src/lib/i18n.ts
index bdc4b4a..4208a32 100644
--- a/src/lib/i18n.ts
+++ b/src/lib/i18n.ts
@@ -11,6 +11,19 @@ export function t(translations: AnyTranslation[] | undefined, lang: string): str
 }
 
 const UI_STRINGS: Record<string, Record<string, string>> = {
+  aiGeneratedImage: {
+    FR: 'Image générée par IA',
+    NL: 'Beeld gegenereerd door AI',
+    EN: 'AI-generated image',
+    DE: 'KI-generiertes Bild',
+    ES: 'Imagen generada por IA',
+    IT: 'Immagine generata dall’IA',
+    PL: 'Obraz wygenerowany przez SI',
+    CN: '人工智能生成的图像',
+    AR: 'صورة من إنتاج الذكاء الاصطناعي',
+    UK: 'Зображення, створене ШІ',
+    LB: 'Bild generéiert vun der KI',
+  },
   noEventsThisMonth: {
     FR: 'Aucun événement ce mois-ci',
     NL: 'Geen evenementen deze maand',