diff --git a/memento-note/app/actions/agent-actions.ts b/memento-note/app/actions/agent-actions.ts
index cd82501..3632a4f 100644
--- a/memento-note/app/actions/agent-actions.ts
+++ b/memento-note/app/actions/agent-actions.ts
@@ -204,7 +204,7 @@ export async function getAgents() {
 
   try {
     const agents = await prisma.agent.findMany({
-      where: { userId: session.user.id },
+      where: { userId: session.user.id, NOT: { frequency: 'one-shot' } },
       include: {
         _count: { select: { actions: true } },
         actions: {
diff --git a/memento-note/app/api/agents/run-for-note/route.ts b/memento-note/app/api/agents/run-for-note/route.ts
index 0514068..d8a7767 100644
--- a/memento-note/app/api/agents/run-for-note/route.ts
+++ b/memento-note/app/api/agents/run-for-note/route.ts
@@ -61,7 +61,7 @@ export async function POST(req: NextRequest) {
       role: defaults.role,
       tools: defaults.tools,
       maxSteps: defaults.maxSteps,
-      frequency: 'manual',
+      frequency: 'one-shot',
       isEnabled: true,
       sourceNoteIds: JSON.stringify([noteId]),
       targetNotebookId: note.notebookId ?? undefined,
diff --git a/memento-note/components/contextual-ai-chat.tsx b/memento-note/components/contextual-ai-chat.tsx
index 33323bb..03229ee 100644
--- a/memento-note/components/contextual-ai-chat.tsx
+++ b/memento-note/components/contextual-ai-chat.tsx
@@ -130,6 +130,11 @@ export function ContextualAIChat({
   const [generateLoading, setGenerateLoading] = useState<'slides' | 'diagram' | null>(null)
   const [generateResult, setGenerateResult]   = useState<GenerateResult | null>(null)
   const [customLangInput, setCustomLangInput] = useState('')
+  // Generation options
+  const [slideTheme,   setSlideTheme]   = useState('vibrant_tech')
+  const [slideStyle,   setSlideStyle]   = useState('soft')
+  const [diagramType,  setDiagramType]  = useState('auto')
+  const [diagramStyle, setDiagramStyle] = useState('default')
 
   // Resource tab state
   const [resourceUrl, setResourceUrl]       = useState('')
@@ -290,6 +295,8 @@ export function ContextualAIChat({
         body: JSON.stringify({
           noteId,
           type: type === 'slides' ? 'slide-generator' : 'excalidraw-generator',
+          theme: type === 'slides' ? slideTheme : diagramType,
+          style: type === 'slides' ? slideStyle : diagramStyle,
         }),
       })
       const data = await res.json()
@@ -999,62 +1006,91 @@ export function ContextualAIChat({
                     {t('ai.generate.sectionLabel') || 'Générer depuis cette note'}
                   </p>
 
-                  {/* Slides button */}
-                  <button
-                    onClick={() => handleGenerate('slides')}
-                    disabled={!!generateLoading || !!actionLoading}
-                    className="w-full flex items-center gap-3 rounded-xl border-2 border-purple-200 dark:border-purple-800 bg-gradient-to-r from-purple-50 to-pink-50 dark:from-purple-950/40 dark:to-pink-950/40 px-4 py-3 text-sm font-medium text-purple-700 dark:text-purple-300 hover:from-purple-100 hover:to-pink-100 dark:hover:from-purple-900/50 dark:hover:to-pink-900/50 transition-all text-left disabled:opacity-60 mb-2"
-                  >
-                    {generateLoading === 'slides'
-                      ? <Loader2 className="h-4 w-4 shrink-0 animate-spin" />
-                      : <Presentation className="h-4 w-4 shrink-0" />
-                    }
-                    <div className="flex flex-col flex-1 min-w-0">
-                      <span>{t('ai.generate.slides') || 'Générer une présentation'}</span>
-                      {generateLoading === 'slides' && (
-                        <span className="text-[10px] text-purple-500">{t('ai.generate.loading') || 'Génération en cours…'}</span>
-                      )}
+                  {/* ── Slides ── */}
+                  <div className="mb-3 rounded-xl border-2 border-purple-200 dark:border-purple-800 bg-gradient-to-r from-purple-50 to-pink-50 dark:from-purple-950/40 dark:to-pink-950/40 overflow-hidden">
+                    {/* Options */}
+                    <div className="grid grid-cols-2 gap-1.5 px-3 pt-2.5 pb-1">
+                      <div>
+                        <label className="text-[9px] font-semibold uppercase tracking-wider text-purple-500 dark:text-purple-400 block mb-0.5">{t('ai.generate.theme') || 'Thème'}</label>
+                        <select value={slideTheme} onChange={e => setSlideTheme(e.target.value)} disabled={generateLoading === 'slides'}
+                          className="w-full text-[11px] rounded-md border border-purple-200 dark:border-purple-700 bg-white/70 dark:bg-purple-950/60 text-purple-800 dark:text-purple-200 px-1.5 py-1 focus:outline-none">
+                          {[['vibrant_tech','Vibrant Tech'],['business_authority','Business'],['soft_creative','Créatif'],['modern_wellness','Wellness'],['tech_night','Dark Tech'],['education_charts','Éducation'],['elegant_fashion','Élégant'],['art_food','Art & Food'],['nature_outdoors','Nature'],['vintage_academic','Académique'],['platinum_white_gold','Premium']].map(([v,l]) =>
+                            <option key={v} value={v}>{l}</option>
+                          )}
+                        </select>
+                      </div>
+                      <div>
+                        <label className="text-[9px] font-semibold uppercase tracking-wider text-purple-500 dark:text-purple-400 block mb-0.5">{t('ai.generate.style') || 'Style'}</label>
+                        <select value={slideStyle} onChange={e => setSlideStyle(e.target.value)} disabled={generateLoading === 'slides'}
+                          className="w-full text-[11px] rounded-md border border-purple-200 dark:border-purple-700 bg-white/70 dark:bg-purple-950/60 text-purple-800 dark:text-purple-200 px-1.5 py-1 focus:outline-none">
+                          <option value="soft">{t('ai.generate.styleSoft') || 'Soft'}</option>
+                          <option value="sharp">{t('ai.generate.styleSharp') || 'Sharp'}</option>
+                          <option value="rounded">{t('ai.generate.styleRounded') || 'Arrondi'}</option>
+                          <option value="pill">{t('ai.generate.stylePill') || 'Pill'}</option>
+                        </select>
+                      </div>
                     </div>
-                  </button>
+                    {/* Button */}
+                    <button onClick={() => handleGenerate('slides')} disabled={!!generateLoading || !!actionLoading}
+                      className="w-full flex items-center gap-3 px-3 py-2.5 text-sm font-medium text-purple-700 dark:text-purple-300 hover:bg-purple-100/60 dark:hover:bg-purple-900/30 transition-all text-left disabled:opacity-60">
+                      {generateLoading === 'slides' ? <Loader2 className="h-4 w-4 shrink-0 animate-spin" /> : <Presentation className="h-4 w-4 shrink-0" />}
+                      <div className="flex flex-col flex-1 min-w-0">
+                        <span>{t('ai.generate.slides') || 'Générer une présentation'}</span>
+                        {generateLoading === 'slides' && <span className="text-[10px] text-purple-500">{t('ai.generate.loading') || 'Génération en cours…'}</span>}
+                      </div>
+                    </button>
+                  </div>
 
                   {/* Slides result */}
                   {generateResult?.type === 'slides' && generateResult.canvasId && (
-                    <a
-                      href={`/api/canvas/download?id=${generateResult.canvasId}`}
-                      target="_blank"
-                      rel="noopener noreferrer"
-                      className="w-full flex items-center gap-2 rounded-xl border border-green-200 bg-green-50 dark:border-green-800 dark:bg-green-950/30 px-4 py-2.5 text-sm font-medium text-green-700 dark:text-green-300 hover:bg-green-100 dark:hover:bg-green-900/40 transition-all mb-2"
-                    >
+                    <a href={`/api/canvas/download?id=${generateResult.canvasId}`} target="_blank" rel="noopener noreferrer"
+                      className="w-full flex items-center gap-2 rounded-xl border border-green-200 bg-green-50 dark:border-green-800 dark:bg-green-950/30 px-4 py-2.5 text-sm font-medium text-green-700 dark:text-green-300 hover:bg-green-100 dark:hover:bg-green-900/40 transition-all mb-2">
                       <Download className="h-4 w-4 shrink-0" />
                       {t('ai.generate.downloadPptx') || 'Télécharger le .pptx'}
                       <ExternalLink className="h-3 w-3 ml-auto opacity-60" />
                     </a>
                   )}
 
-                  {/* Diagram button */}
-                  <button
-                    onClick={() => handleGenerate('diagram')}
-                    disabled={!!generateLoading || !!actionLoading}
-                    className="w-full flex items-center gap-3 rounded-xl border-2 border-cyan-200 dark:border-cyan-800 bg-gradient-to-r from-cyan-50 to-blue-50 dark:from-cyan-950/40 dark:to-blue-950/40 px-4 py-3 text-sm font-medium text-cyan-700 dark:text-cyan-300 hover:from-cyan-100 hover:to-blue-100 dark:hover:from-cyan-900/50 dark:hover:to-blue-900/50 transition-all text-left disabled:opacity-60"
-                  >
-                    {generateLoading === 'diagram'
-                      ? <Loader2 className="h-4 w-4 shrink-0 animate-spin" />
-                      : <PenTool className="h-4 w-4 shrink-0" />
-                    }
-                    <div className="flex flex-col flex-1 min-w-0">
-                      <span>{t('ai.generate.diagram') || 'Générer un diagramme'}</span>
-                      {generateLoading === 'diagram' && (
-                        <span className="text-[10px] text-cyan-500">{t('ai.generate.loading') || 'Génération en cours…'}</span>
-                      )}
+                  {/* ── Diagram ── */}
+                  <div className="rounded-xl border-2 border-cyan-200 dark:border-cyan-800 bg-gradient-to-r from-cyan-50 to-blue-50 dark:from-cyan-950/40 dark:to-blue-950/40 overflow-hidden">
+                    <div className="grid grid-cols-2 gap-1.5 px-3 pt-2.5 pb-1">
+                      <div>
+                        <label className="text-[9px] font-semibold uppercase tracking-wider text-cyan-500 dark:text-cyan-400 block mb-0.5">{t('ai.generate.diagramType') || 'Type'}</label>
+                        <select value={diagramType} onChange={e => setDiagramType(e.target.value)} disabled={generateLoading === 'diagram'}
+                          className="w-full text-[11px] rounded-md border border-cyan-200 dark:border-cyan-700 bg-white/70 dark:bg-cyan-950/60 text-cyan-800 dark:text-cyan-200 px-1.5 py-1 focus:outline-none">
+                          <option value="auto">{t('ai.generate.typeAuto') || 'Auto'}</option>
+                          <option value="flowchart">Flowchart</option>
+                          <option value="mindmap">Mind map</option>
+                          <option value="timeline">Timeline</option>
+                          <option value="org-chart">Org chart</option>
+                          <option value="architecture-cloud">Architecture</option>
+                          <option value="process-map">Process map</option>
+                        </select>
+                      </div>
+                      <div>
+                        <label className="text-[9px] font-semibold uppercase tracking-wider text-cyan-500 dark:text-cyan-400 block mb-0.5">{t('ai.generate.style') || 'Style'}</label>
+                        <select value={diagramStyle} onChange={e => setDiagramStyle(e.target.value)} disabled={generateLoading === 'diagram'}
+                          className="w-full text-[11px] rounded-md border border-cyan-200 dark:border-cyan-700 bg-white/70 dark:bg-cyan-950/60 text-cyan-800 dark:text-cyan-200 px-1.5 py-1 focus:outline-none">
+                          <option value="default">{t('ai.generate.styleSketchy') || 'Sketchy'}</option>
+                          <option value="austere">{t('ai.generate.styleAustere') || 'Austère'}</option>
+                          <option value="sketch-plus">Sketch+</option>
+                        </select>
+                      </div>
                     </div>
-                  </button>
+                    <button onClick={() => handleGenerate('diagram')} disabled={!!generateLoading || !!actionLoading}
+                      className="w-full flex items-center gap-3 px-3 py-2.5 text-sm font-medium text-cyan-700 dark:text-cyan-300 hover:bg-cyan-100/60 dark:hover:bg-cyan-900/30 transition-all text-left disabled:opacity-60">
+                      {generateLoading === 'diagram' ? <Loader2 className="h-4 w-4 shrink-0 animate-spin" /> : <PenTool className="h-4 w-4 shrink-0" />}
+                      <div className="flex flex-col flex-1 min-w-0">
+                        <span>{t('ai.generate.diagram') || 'Générer un diagramme'}</span>
+                        {generateLoading === 'diagram' && <span className="text-[10px] text-cyan-500">{t('ai.generate.loading') || 'Génération en cours…'}</span>}
+                      </div>
+                    </button>
+                  </div>
 
                   {/* Diagram result */}
                   {generateResult?.type === 'diagram' && generateResult.canvasId && (
-                    <a
-                      href={`/lab?canvas=${generateResult.canvasId}`}
-                      className="mt-2 w-full flex items-center gap-2 rounded-xl border border-green-200 bg-green-50 dark:border-green-800 dark:bg-green-950/30 px-4 py-2.5 text-sm font-medium text-green-700 dark:text-green-300 hover:bg-green-100 dark:hover:bg-green-900/40 transition-all"
-                    >
+                    <a href={`/lab?canvas=${generateResult.canvasId}`}
+                      className="mt-2 w-full flex items-center gap-2 rounded-xl border border-green-200 bg-green-50 dark:border-green-800 dark:bg-green-950/30 px-4 py-2.5 text-sm font-medium text-green-700 dark:text-green-300 hover:bg-green-100 dark:hover:bg-green-900/40 transition-all">
                       <ExternalLink className="h-4 w-4 shrink-0" />
                       {t('ai.generate.openDiagram') || 'Ouvrir dans le Lab'}
                     </a>
diff --git a/memento-note/locales/en.json b/memento-note/locales/en.json
index 7118a25..5375bed 100644
--- a/memento-note/locales/en.json
+++ b/memento-note/locales/en.json
@@ -447,6 +447,17 @@
       "openDiagram": "Open in Lab",
       "error": "Error during generation",
       "noNoteId": "Save the note first",
+      "theme": "Theme",
+      "style": "Style",
+      "diagramType": "Type",
+      "typeAuto": "Auto",
+      "styleSoft": "Soft",
+      "styleSharp": "Sharp",
+      "styleRounded": "Rounded",
+      "stylePill": "Pill",
+      "styleSketchy": "Sketchy",
+      "styleAustere": "Austere",
+      "styleSketchPlus": "Sketch+",
       "toastLoading": {
         "slides": "⏳ Generating presentation…",
         "diagram": "⏳ Generating diagram…"
diff --git a/memento-note/locales/fr.json b/memento-note/locales/fr.json
index cc7da95..f5dc742 100644
--- a/memento-note/locales/fr.json
+++ b/memento-note/locales/fr.json
@@ -447,6 +447,17 @@
       "openDiagram": "Ouvrir dans le Lab",
       "error": "Erreur lors de la génération",
       "noNoteId": "Enregistrez d'abord la note",
+      "theme": "Thème",
+      "style": "Style",
+      "diagramType": "Type",
+      "typeAuto": "Auto",
+      "styleSoft": "Soft",
+      "styleSharp": "Sharp",
+      "styleRounded": "Arrondi",
+      "stylePill": "Pill",
+      "styleSketchy": "Sketchy",
+      "styleAustere": "Austère",
+      "styleSketchPlus": "Sketch+",
       "toastLoading": {
         "slides": "⏳ Génération de la présentation en cours…",
         "diagram": "⏳ Génération du diagramme en cours…"