diff --git a/app/(admin)/settings/admin-settings-client.tsx b/app/(admin)/settings/admin-settings-client.tsx
index bd63c42bb..16832f437 100644
--- a/app/(admin)/settings/admin-settings-client.tsx
+++ b/app/(admin)/settings/admin-settings-client.tsx
@@ -153,6 +153,7 @@ import {
   normalizeDetailAgentLocalMoonshotConfig,
 } from "@/lib/ai/detail-agent-model-config";
 import { FAL_IMAGE_MODEL_PRESETS } from "@/lib/ai/fal-image-models";
+import { RUXA_IMAGE_MODEL_PRESETS } from "@/lib/ai/ruxa-image-models";
 import {
   formatImageModelCreditDiscountLabel,
   getGenerationCreditCostFromImageGenConfig,
@@ -6095,6 +6096,7 @@ export function AdminSettingsClient() {
       const isVolcanoVideo = providerForm.type === "volcano-video";
       const isKreaProvider = providerForm.type === "krea";
       const isFalImageProvider = providerForm.type === "fal-image";
+      const isRuxaImageProvider = providerForm.type === "ruxa-image";
       const isBltcyVideoProvider = providerForm.type === "bltcy-video";
       const isLemonProvider =
         providerForm.type === "openai" &&
@@ -6215,6 +6217,17 @@ export function AdminSettingsClient() {
         }
       }
 
+      if (isNewProvider && isRuxaImageProvider && providerId) {
+        try {
+          await handleQuickAddRuxaImageModels(providerId, { skipConfirm: true });
+        } catch (modelError) {
+          console.error("[Auto Add RUXA Image Models] Error:", modelError);
+          toast.warning(
+            'RUXA 生图预设模型添加失败，请手动点击"快速添加 RUXA 图片预设"按钮'
+          );
+        }
+      }
+
       if (isNewProvider && isBltcyVideoProvider && providerId) {
         try {
           await handleQuickAddBltcyVideoModels(providerId, {
@@ -7099,6 +7112,50 @@ export function AdminSettingsClient() {
     }
   };
 
+  const handleQuickAddRuxaImageModels = async (
+    providerId: string,
+    options?: { skipConfirm?: boolean }
+  ) => {
+    if (
+      !options?.skipConfirm &&
+      !confirm(
+        `将为此服务商添加 ${RUXA_IMAGE_MODEL_PRESETS.length} 个 RUXA 生图预设模型（含 Nano Banana 2「专线」、Nano Banana Pro「专线」）。\n\n继续吗？`
+      )
+    ) {
+      return;
+    }
+
+    try {
+      toast.info("正在添加 RUXA 生图预设模型...");
+
+      const response = await fetch("/api/admin/ruxa-image-models", {
+        method: "POST",
+        headers: { "Content-Type": "application/json" },
+        body: JSON.stringify({ providerId }),
+      });
+
+      const data = await response.json();
+
+      if (!response.ok) {
+        throw new Error(data.error || "添加失败");
+      }
+
+      const { addedCount, errors } = data;
+
+      if (addedCount > 0) {
+        toast.success(`成功添加 ${addedCount} 个 RUXA 生图预设模型`);
+        mutateModels();
+      }
+
+      if (errors && errors.length > 0) {
+        toast.warning(`${errors.length} 个模型添加失败（可能已存在）`);
+      }
+    } catch (error: any) {
+      console.error("[Quick Add RUXA Image Models] Error:", error);
+      toast.error(error.message || "添加 RUXA 生图预设模型失败");
+    }
+  };
+
   const handleUseFalImageProviderPreset = () => {
     setProviderForm({
       id: "",
@@ -15113,6 +15170,17 @@ export function AdminSettingsClient() {
                           快速添加 Krea 预设模型
                         </Button>
                       )}
+                      {provider.type === "ruxa-image" && (
+                        <Button
+                          className="mt-2"
+                          onClick={() => handleQuickAddRuxaImageModels(provider.id)}
+                          size="sm"
+                          variant="secondary"
+                        >
+                          <ImageIcon className="mr-1 h-4 w-4" />
+                          快速添加 RUXA 图片预设
+                        </Button>
+                      )}
                       {provider.type === "fal-image" && (
                         <Button
                           className="mt-2"
diff --git a/app/api/admin/ruxa-image-models/route.ts b/app/api/admin/ruxa-image-models/route.ts
new file mode 100644
index 000000000..4a3040163
--- /dev/null
+++ b/app/api/admin/ruxa-image-models/route.ts
@@ -0,0 +1,129 @@
+import { and, eq } from "drizzle-orm";
+import { NextResponse } from "next/server";
+import { db } from "@/lib/db";
+import { getAiProviderById } from "@/lib/db/queries";
+import { type AiModel, aiModel } from "@/lib/db/schema";
+import { RUXA_IMAGE_MODEL_PRESETS } from "@/lib/ai/ruxa-image-models";
+import { requireAdmin } from "@/lib/middleware/admin";
+
+export async function GET() {
+  try {
+    await requireAdmin();
+    return NextResponse.json({
+      presets: RUXA_IMAGE_MODEL_PRESETS,
+      counts: {
+        total: RUXA_IMAGE_MODEL_PRESETS.length,
+      },
+    });
+  } catch (error: any) {
+    console.error("[RUXA Image Models API] GET error:", error);
+    return NextResponse.json(
+      { error: error.message || "Failed to fetch RUXA image model presets" },
+      { status: 500 }
+    );
+  }
+}
+
+export async function POST(request: Request) {
+  try {
+    await requireAdmin();
+
+    const body = await request.json();
+    const providerId = String(body?.providerId || "").trim();
+    const modelIds = Array.isArray(body?.modelIds)
+      ? body.modelIds
+          .map((item: unknown) => String(item || "").trim())
+          .filter(Boolean)
+      : null;
+
+    if (!providerId) {
+      return NextResponse.json(
+        { error: "Provider ID is required" },
+        { status: 400 }
+      );
+    }
+
+    const provider = await getAiProviderById({ id: providerId });
+    if (!provider || provider.type !== "ruxa-image") {
+      return NextResponse.json(
+        { error: "Provider must be a RUXA image provider" },
+        { status: 400 }
+      );
+    }
+
+    const presetsToAdd = modelIds
+      ? RUXA_IMAGE_MODEL_PRESETS.filter((preset) =>
+          modelIds.includes(preset.modelId)
+        )
+      : RUXA_IMAGE_MODEL_PRESETS;
+
+    const addedModels: AiModel[] = [];
+    const errors: { modelId: string; error: string }[] = [];
+
+    for (const preset of presetsToAdd) {
+      try {
+        const existing = await db.query.aiModel.findFirst({
+          where: and(
+            eq(aiModel.providerId, providerId),
+            eq(aiModel.modelId, preset.modelId)
+          ),
+        });
+
+        if (existing) {
+          errors.push({ modelId: preset.modelId, error: "Model already exists" });
+          continue;
+        }
+
+        const [newModel] = await db
+          .insert(aiModel)
+          .values({
+            providerId,
+            modelId: preset.modelId,
+            displayName: preset.displayName,
+            description: preset.description,
+            supportsVision: preset.supportsVision,
+            supportsImageGen: preset.supportsImageGen,
+            isEnabled: true,
+            isHidden: false,
+            isDefault: false,
+            sortOrder: preset.sortOrder,
+            capabilities: preset.capabilities || null,
+            defaultParams: preset.defaultParams || null,
+            imageGenConfig: preset.imageGenConfig || null,
+            isSubModel: false,
+            parentModelId: null,
+          })
+          .returning();
+
+        addedModels.push(newModel);
+      } catch (error: any) {
+        console.error(
+          `[RUXA Image Models API] Failed to add ${preset.modelId}:`,
+          error
+        );
+        errors.push({
+          modelId: preset.modelId,
+          error: error.message || "Insert failed",
+        });
+      }
+    }
+
+    return NextResponse.json({
+      success: true,
+      addedCount: addedModels.length,
+      addedModels,
+      errors: errors.length > 0 ? errors : undefined,
+      counts: {
+        requested: presetsToAdd.length,
+        total: RUXA_IMAGE_MODEL_PRESETS.length,
+      },
+    });
+  } catch (error: any) {
+    console.error("[RUXA Image Models API] POST error:", error);
+    return NextResponse.json(
+      { error: error.message || "Failed to add RUXA image models" },
+      { status: 500 }
+    );
+  }
+}
+
diff --git a/lib/ai/ruxa-image-models.ts b/lib/ai/ruxa-image-models.ts
new file mode 100644
index 000000000..808305edc
--- /dev/null
+++ b/lib/ai/ruxa-image-models.ts
@@ -0,0 +1,74 @@
+export interface RuxaImageModelPreset {
+  modelId: string;
+  displayName: string;
+  description: string;
+  supportsVision: boolean;
+  supportsImageGen: boolean;
+  capabilities?: Record<string, any>;
+  defaultParams?: Record<string, any>;
+  imageGenConfig?: Record<string, any>;
+  sortOrder: number;
+}
+
+export const RUXA_NANO_BANANA_2_MODEL_ID = "google/nano-banana-2";
+export const RUXA_NANO_BANANA_PRO_MODEL_ID = "google/nano-banana-pro";
+
+const RUXA_IMAGE_CONFIG = {
+  maxImages: 1,
+  supportsSize: true,
+  supports1K: true,
+  supports2K: true,
+  supports4K: true,
+  supportsPromptExtend: false,
+  supportsNegativePrompt: false,
+  supportsWatermark: false,
+  supportsSeed: false,
+  creditCostPerImage: 0,
+  enableLoadingPlaceholder: true,
+  loadingColor: "blue",
+};
+
+export const RUXA_IMAGE_MODEL_PRESETS: RuxaImageModelPreset[] = [
+  {
+    modelId: RUXA_NANO_BANANA_2_MODEL_ID,
+    displayName: "Nano Banana 2「专线」",
+    description:
+      "RUXA 专线 Nano Banana 2。支持文生图和图像编辑输入。",
+    supportsVision: true,
+    supportsImageGen: true,
+    defaultParams: {
+      provider: "ruxa",
+      endpoint: RUXA_NANO_BANANA_2_MODEL_ID,
+      imageSize: "2K",
+      aspectRatio: "1:1",
+    },
+    imageGenConfig: {
+      ...RUXA_IMAGE_CONFIG,
+    },
+    sortOrder: 10,
+  },
+  {
+    modelId: RUXA_NANO_BANANA_PRO_MODEL_ID,
+    displayName: "Nano Banana Pro「专线」",
+    description: "RUXA 专线 Nano Banana Pro。支持文生图和图像编辑输入。",
+    supportsVision: true,
+    supportsImageGen: true,
+    defaultParams: {
+      provider: "ruxa",
+      endpoint: RUXA_NANO_BANANA_PRO_MODEL_ID,
+      imageSize: "2K",
+      aspectRatio: "1:1",
+    },
+    imageGenConfig: {
+      ...RUXA_IMAGE_CONFIG,
+    },
+    sortOrder: 20,
+  },
+];
+
+export function getRuxaImageModelPresetById(modelId: string) {
+  return RUXA_IMAGE_MODEL_PRESETS.find(
+    (preset) => preset.modelId === String(modelId || "").trim()
+  );
+}
+