feat: integrate Kimi-K2.6 as the default model and update UI model selection and labeling

backend_api.py

@@ -100,7 +100,8 @@ def get_cached_client(model_id: str, provider: str = "auto"):
 
 # Define models and languages here to avoid importing Gradio UI
 AVAILABLE_MODELS = [
-    {"name": "Gemma-4-31B ✨", "id": "google/gemma-4-31B-it", "description": "Gemma-4-31B-it - Latest powerful model via HuggingFace Router with fastest provider (Default)", "supports_images": True},
+    {"name": "Kimi-K2.6 ✨", "id": "moonshotai/Kimi-K2.6", "description": "Kimi-K2.6 - Latest powerful model via HuggingFace Router with Novita provider (Default)", "supports_images": True},
+    {"name": "Gemma-4-31B 🤖", "id": "google/gemma-4-31B-it", "description": "Gemma-4-31B-it - Powerful model via HuggingFace Router with fastest provider", "supports_images": True},
     {"name": "GLM-5.1 🚀", "id": "zai-org/GLM-5.1", "description": "GLM-5.1 - Powerful model via HuggingFace Router with Novita provider", "supports_images": False},
     {"name": "Qwen3.5-397B 🤖", "id": "Qwen/Qwen3.5-397B-A17B", "description": "Qwen3.5-397B-A17B - Latest powerful model via HuggingFace Router", "supports_images": True},
     {"name": "MiniMax-M2.5 🤖", "id": "MiniMaxAI/MiniMax-M2.5", "description": "MiniMax-M2.5 - Latest powerful coder model via HuggingFace Router with fastest provider", "supports_images": False},
@@ -202,7 +203,7 @@ async def startup_event():
 class CodeGenerationRequest(BaseModel):
     query: str
     language: str = "html"
-    model_id: str = "google/gemma-4-31B-it"
+    model_id: str = "moonshotai/Kimi-K2.6"
     provider: str = "auto"
     history: List[List[str]] = []
     agent_mode: bool = False

backend_models.py

@@ -143,6 +143,10 @@ def get_real_model_id(model_id: str) -> str:
         # Kimi K2.5 needs Novita provider
         return "moonshotai/Kimi-K2.5:novita"
     
+    elif model_id == "moonshotai/Kimi-K2.6":
+        # Kimi K2.6 needs Novita provider
+        return "moonshotai/Kimi-K2.6:novita"
+    
     elif model_id == "Qwen/Qwen3-Coder-Next":
         # Qwen3-Coder-Next needs Novita provider
         return "Qwen/Qwen3-Coder-Next:novita"

frontend/src/app/page.tsx

@@ -17,7 +17,7 @@ export default function Home() {
 
   const [generatedCode, setGeneratedCode] = useState('');
   const [selectedLanguage, setSelectedLanguage] = useState<Language>('html');
-  const [selectedModel, setSelectedModel] = useState('google/gemma-4-31B-it');
+  const [selectedModel, setSelectedModel] = useState('moonshotai/Kimi-K2.6');
   const [models, setModels] = useState<Model[]>([]);
   const [isGenerating, setIsGenerating] = useState(false);
   const [isAuthenticated, setIsAuthenticated] = useState(false);

frontend/src/components/ControlPanel.tsx

@@ -89,7 +89,8 @@ export default function ControlPanel({
   };
 
   const formatModelName = (name: string, id: string) => {
-    if (id === 'google/gemma-4-31B-it') return 'Gemma-4-31B ✨';
+    if (id === 'moonshotai/Kimi-K2.6') return 'Kimi-K2.6 ✨';
+    if (id === 'google/gemma-4-31B-it') return 'Gemma-4-31B 🤖';
     if (id === 'zai-org/GLM-5.1') return 'GLM-5.1 🚀';
     if (id === 'Qwen/Qwen3.5-397B-A17B') return 'Qwen3.5-397B-A17B 🤖';
     return name;
@@ -202,7 +203,7 @@ export default function ControlPanel({
                   >
                     <div className="flex items-center justify-between gap-2">
                       <span className="text-sm text-[#f5f5f7]">{formatModelName(model.name, model.id)}</span>
-                      {['google/gemma-4-31B-it', 'zai-org/GLM-5.1', 'Qwen/Qwen3.5-397B-A17B', 'MiniMaxAI/MiniMax-M2.5'].includes(model.id) && (
+                      {['moonshotai/Kimi-K2.6', 'google/gemma-4-31B-it', 'zai-org/GLM-5.1', 'Qwen/Qwen3.5-397B-A17B', 'MiniMaxAI/MiniMax-M2.5'].includes(model.id) && (
                         <span className="px-1.5 py-0.5 bg-gradient-to-r from-purple-500 to-pink-500 text-white text-[9px] font-bold rounded uppercase flex-shrink-0">
                           NEW
                         </span>

frontend/src/components/LandingPage.tsx

@@ -31,7 +31,7 @@ export default function LandingPage({
   onImport,
   isAuthenticated,
   initialLanguage = 'html',
-  initialModel = 'google/gemma-4-31B-it',
+  initialModel = 'moonshotai/Kimi-K2.6',
   onAuthChange,
   setPendingPR,
   pendingPRRef
@@ -282,7 +282,8 @@ export default function LandingPage({
   };
 
   const formatModelName = (name: string, id: string) => {
-    if (id === 'google/gemma-4-31B-it') return 'Gemma-4-31B ✨';
+    if (id === 'moonshotai/Kimi-K2.6') return 'Kimi-K2.6 ✨';
+    if (id === 'google/gemma-4-31B-it') return 'Gemma-4-31B 🤖';
     if (id === 'zai-org/GLM-5.1') return 'GLM-5.1 🚀';
     if (id === 'Qwen/Qwen3.5-397B-A17B') return 'Qwen3.5-397B-A17B 🤖';
     return name;
@@ -521,8 +522,8 @@ ${isGradio ? '\n\nIMPORTANT: Only output app.py with the redesigned UI (themes,
               if (onStart) {
                 // Pass duplicated space ID so auto-deploy updates it
                 console.log('[Redesign] Calling onStart with duplicated repo ID:', duplicatedRepoId);
-                console.log('[Redesign] Using google/gemma-4-31B-it for redesign');
-                onStart(redesignPrompt, result.language || 'html', 'google/gemma-4-31B-it', undefined, duplicatedRepoId);
+                console.log('[Redesign] Using moonshotai/Kimi-K2.6 for redesign');
+                onStart(redesignPrompt, result.language || 'html', 'moonshotai/Kimi-K2.6', undefined, duplicatedRepoId);
               }
             }, 100);
 
@@ -566,8 +567,8 @@ Note: After generating the redesign, I will create a Pull Request on the origina
 
             if (onStart) {
               console.log('[Redesign] Will create PR - not passing repo ID');
-              console.log('[Redesign] Using google/gemma-4-31B-it for redesign');
-              onStart(redesignPrompt, result.language || 'html', 'google/gemma-4-31B-it', undefined, repoId, true); // Pass true for shouldCreatePR
+              console.log('[Redesign] Using moonshotai/Kimi-K2.6 for redesign');
+              onStart(redesignPrompt, result.language || 'html', 'moonshotai/Kimi-K2.6', undefined, repoId, true); // Pass true for shouldCreatePR
             }
 
             console.log('[Redesign] Will create PR after code generation completes');
@@ -841,7 +842,7 @@ Note: After generating the redesign, I will create a Pull Request on the origina
                             >
                               <div className="flex items-center justify-between gap-2">
                                 <span className="text-xs font-medium text-[#f5f5f7]">{formatModelName(model.name, model.id)}</span>
-                                {model.id === 'MiniMaxAI/MiniMax-M2.5' && (
+                                {['moonshotai/Kimi-K2.6', 'google/gemma-4-31B-it', 'zai-org/GLM-5.1', 'Qwen/Qwen3.5-397B-A17B', 'MiniMaxAI/MiniMax-M2.5'].includes(model.id) && (
                                   <span className="px-1.5 py-0.5 bg-gradient-to-r from-purple-500 to-pink-500 text-white text-[9px] font-bold rounded uppercase">
                                     NEW
                                   </span>