diff --git a/next.config.ts b/next.config.ts
index e2916b01..00284566 100644
--- a/next.config.ts
+++ b/next.config.ts
@@ -4,7 +4,7 @@ const nextConfig: NextConfig = {
   reactStrictMode: true,
   experimental: {
     serverActions: {
-      bodySizeLimit: "50mb",
+      bodySizeLimit: "2gb",
     },
   },
   turbopack: {
diff --git a/src/app/api/workflow/route.ts b/src/app/api/workflow/route.ts
index c0136f43..b638d887 100644
--- a/src/app/api/workflow/route.ts
+++ b/src/app/api/workflow/route.ts
@@ -3,6 +3,8 @@ import * as fs from "fs/promises";
 import * as path from "path";
 import { logger } from "@/utils/logger";
 
+export const maxDuration = 300; // 5 minute timeout for large workflow files
+
 // POST: Save workflow to file
 export async function POST(request: NextRequest) {
   let directoryPath: string | undefined;
diff --git a/src/lib/quickstart/prompts.ts b/src/lib/quickstart/prompts.ts
index 0a52db0b..f4728f9d 100644
--- a/src/lib/quickstart/prompts.ts
+++ b/src/lib/quickstart/prompts.ts
@@ -52,13 +52,14 @@ Purpose: Draw/annotate on images before generation. Only use this if the user as
 Purpose: AI image generation using Gemini (REQUIRES both image AND text inputs). This is the primary node for image generation.
 - Inputs: "image" handle (accepts multiple connections), "text" handle (required)
 - Outputs: "image" handle
+- IMPORTANT: Always use "nano-banana-pro" model with "2K" resolution by default unless the user specifically requests otherwise.
 - Data structure:
   {
     "inputImages": [],
     "inputPrompt": null,
     "outputImage": null,
     "aspectRatio": "1:1",
-    "resolution": "1K",
+    "resolution": "2K",
     "model": "nano-banana-pro",
     "useGoogleSearch": false,
     "status": "idle",
@@ -344,7 +345,7 @@ Here is an example of a "Background Swap" workflow that combines a character wit
         "inputPrompt": null,
         "outputImage": null,
         "aspectRatio": "1:1",
-        "resolution": "1K",
+        "resolution": "2K",
         "model": "nano-banana-pro",
         "useGoogleSearch": false,
         "status": "idle",