diff --git a/components/CreatePanel.tsx b/components/CreatePanel.tsx
index c28c01a..7000c68 100644
--- a/components/CreatePanel.tsx
+++ b/components/CreatePanel.tsx
@@ -284,6 +284,10 @@ export const CreatePanel: React.FC<CreatePanelProps> = ({
       { id: 'acestep-v15-turbo-shift1', name: 'acestep-v15-turbo-shift1' },
       { id: 'acestep-v15-turbo-shift3', name: 'acestep-v15-turbo-shift3' },
       { id: 'acestep-v15-turbo-continuous', name: 'acestep-v15-turbo-continuous' },
+      { id: 'acestep-v15-xl-turbo', name: 'acestep-v15-xl-turbo' },
+      { id: 'acestep-v15-xl-sftturbo50', name: 'acestep-v15-xl-sftturbo50' },
+      { id: 'acestep-v15-xl-sft', name: 'acestep-v15-xl-sft' },
+      { id: 'acestep-v15-xl-base', name: 'acestep-v15-xl-base' },
     ];
   }, [fetchedModels]);
 
@@ -296,6 +300,10 @@ export const CreatePanel: React.FC<CreatePanelProps> = ({
       'acestep-v15-turbo-shift3': '1.5TS3',
       'acestep-v15-turbo-continuous': '1.5TC',
       'acestep-v15-turbo': '1.5T',
+      'acestep-v15-xl-turbo': '1.5XL-T',
+      'acestep-v15-xl-sftturbo50': '1.5XL-ST50',
+      'acestep-v15-xl-sft': '1.5XL-S',
+      'acestep-v15-xl-base': '1.5XL-B',
     };
     return mapping[modelId] || modelId;
   };
@@ -312,7 +320,7 @@ export const CreatePanel: React.FC<CreatePanelProps> = ({
 
   // Check if model is the base variant (required for lego)
   const isBaseModel = (modelId: string): boolean => {
-    return modelId.startsWith('acestep-v15-base');
+    return modelId.includes('acestep-v15-base') || modelId.includes('acestep-v15-xl-base');
   };
 
   // SFT model download/availability state for repaint mode
diff --git a/server/src/routes/models.ts b/server/src/routes/models.ts
index 07d9769..b5b9a2e 100644
--- a/server/src/routes/models.ts
+++ b/server/src/routes/models.ts
@@ -66,7 +66,12 @@ function buildCatalog(): ModelFile[] {
     { key: 'turbo-shift1',     label: 'Turbo Shift-1',   essential: false },
     { key: 'turbo-shift3',     label: 'Turbo Shift-3',   essential: false },
     { key: 'turbo-continuous', label: 'Turbo Continuous',essential: false },
+    { key: 'xl-turbo',         label: 'XL Turbo',        essential: false },
+    { key: 'xl-sft',           label: 'XL SFT',          essential: false },
+    { key: 'xl-sftturbo50',    label: 'XL SFT/Turbo 50/50', essential: false },
+    { key: 'xl-base',          label: 'XL Base',         essential: false },
   ];
+  
   for (const v of ditVariants) {
     for (const q of QUANTS_DIT) {
       files.push({
@@ -76,7 +81,9 @@ function buildCatalog(): ModelFile[] {
         quant: q,
         variant: v.key,
         essential: v.essential && q === 'Q8_0',
-        approxSizeMB: q === 'BF16' ? 5200 : q === 'Q8_0' ? 2900 : q === 'Q6_K' ? 2200 : q === 'Q5_K_M' ? 1800 : 1500,
+        approxSizeMB: v.key.startsWith('xl')
+          ? (q === 'BF16' ? 10000 : q === 'Q8_0' ? 5500 : q === 'Q6_K' ? 4100 : q === 'Q5_K_M' ? 3500 : 3000)
+          : (q === 'BF16' ? 5200 : q === 'Q8_0' ? 2900 : q === 'Q6_K' ? 2200 : q === 'Q5_K_M' ? 1800 : 1500),
       });
     }
   }