diff --git a/backend/main.py b/backend/main.py
index c30b46b..76339a0 100644
--- a/backend/main.py
+++ b/backend/main.py
@@ -1099,7 +1099,8 @@ def update_prompt(prompt_id: str, data: dict, session: dict=Depends(require_admi
             values.append(data['template'])
         if 'active' in data:
             updates.append('active=%s')
-            values.append(data['active'])
+            # Convert to boolean (accepts true/false, 1/0)
+            values.append(bool(data['active']))
 
         if updates:
             cur.execute(f"UPDATE ai_prompts SET {', '.join(updates)}, updated=CURRENT_TIMESTAMP WHERE id=%s",
diff --git a/frontend/src/pages/Analysis.jsx b/frontend/src/pages/Analysis.jsx
index ca9e734..27377be 100644
--- a/frontend/src/pages/Analysis.jsx
+++ b/frontend/src/pages/Analysis.jsx
@@ -348,13 +348,13 @@ export default function Analysis() {
                   Einzelanalysen
                 </div>
                 {singlePrompts.map(p=>(
-                  <div key={p.id} className="card section-gap">
+                  <div key={p.id} className="card section-gap" style={{opacity:p.active?1:0.6}}>
                     <div style={{display:'flex',alignItems:'center',gap:10}}>
                       <div style={{flex:1}}>
                         <div style={{fontWeight:600,fontSize:14,display:'flex',alignItems:'center',gap:8}}>
                           {SLUG_LABELS[p.slug]||p.name}
-                          {!p.active && <span style={{fontSize:10,color:'var(--text3)',
-                            background:'var(--surface2)',padding:'1px 6px',borderRadius:4}}>Inaktiv</span>}
+                          {!p.active && <span style={{fontSize:10,color:'#D85A30',
+                            background:'#FCEBEB',padding:'2px 8px',borderRadius:4,fontWeight:600}}>⏸ Deaktiviert</span>}
                         </div>
                         {p.description && <div style={{fontSize:12,color:'var(--text3)',marginTop:1}}>{p.description}</div>}
                       </div>
@@ -364,10 +364,10 @@ export default function Analysis() {
                           fetch(`/api/prompts/${p.id}`,{
                             method:'PUT',
                             headers:{'Content-Type':'application/json','X-Auth-Token':token},
-                            body:JSON.stringify({active:p.active?0:1})
+                            body:JSON.stringify({active:!p.active})
                           }).then(loadAll)
                         }}>
-                        {p.active?'Deaktiv.':'Aktiv.'}
+                        {p.active?'Deaktivieren':'Aktivieren'}
                       </button>
                       <button className="btn btn-secondary" style={{padding:'5px 8px'}}
                         onClick={()=>setEditing(p)}><Pencil size={13}/></button>
@@ -393,13 +393,15 @@ export default function Analysis() {
                   const isJson = jsonSlugs.includes(p.slug)
                   return (
                     <div key={p.id} className="card section-gap"
-                      style={{borderLeft:`3px solid ${isJson?'var(--warn)':'var(--accent)'}`}}>
+                      style={{borderLeft:`3px solid ${isJson?'var(--warn)':'var(--accent)'}`,opacity:p.active?1:0.6}}>
                       <div style={{display:'flex',alignItems:'center',gap:10}}>
                         <div style={{flex:1}}>
                           <div style={{fontWeight:600,fontSize:14,display:'flex',alignItems:'center',gap:8}}>
                             {p.name}
                             {isJson && <span style={{fontSize:10,background:'var(--warn-bg)',
                               color:'var(--warn-text)',padding:'1px 6px',borderRadius:4}}>JSON-Output</span>}
+                            {!p.active && <span style={{fontSize:10,color:'#D85A30',
+                              background:'#FCEBEB',padding:'2px 8px',borderRadius:4,fontWeight:600}}>⏸ Deaktiviert</span>}
                           </div>
                           {p.description && <div style={{fontSize:12,color:'var(--text3)',marginTop:1}}>{p.description}</div>}
                         </div>