add config to addnewmodel

Author: uinstinct

gui/src/pages/AddNewModel/configs/models.ts

@@ -913,6 +913,20 @@ export const models: { [key: string]: ModelPackage } = {
     providerOptions: ["gemini"],
     isOpenSource: false,
   },
+  gemini3ProPreview: {
+    title: "Gemini 3 Pro",
+    description:
+      "Google's latest Pro model with up to 64k output context. Best for complex tasks involving reasoning.",
+    params: {
+      title: "Gemini 3 Pro",
+      model: "gemini-3-pro-preview",
+      contextLength: 1_048_576,
+      apiKey: "<API_KEY>",
+    },
+    icon: "gemini.png",
+    providerOptions: ["gemini"],
+    isOpenSource: false,
+  },
   c4aiAyaExpanse8B: {
     title: "C4AI Aya Expanse 8B",
     description:

gui/src/pages/AddNewModel/configs/providers.ts

@@ -599,6 +599,7 @@ Select the \`GPT-4o\` model below to complete your provider configuration, but n
       models.gemini20FlashLite,
       models.gemini20FlashImageGeneration,
       models.gemini25ProExp,
+      models.gemini3ProPreview,
     ],
     apiKeyUrl: "https://aistudio.google.com/app/apikey",
   },