diff --git a/src/components/nodes/NanoBananaNode.tsx b/src/components/nodes/NanoBananaNode.tsx
index 412fe485..7129f88e 100644
--- a/src/components/nodes/NanoBananaNode.tsx
+++ b/src/components/nodes/NanoBananaNode.tsx
@@ -3,7 +3,7 @@
 import { useCallback } from "react";
 import { Handle, Position, NodeProps, Node } from "@xyflow/react";
 import { BaseNode } from "./BaseNode";
-import { useWorkflowStore } from "@/store/workflowStore";
+import { useWorkflowStore, saveNanoBananaDefaults } from "@/store/workflowStore";
 import { NanoBananaNodeData, AspectRatio, Resolution, ModelType } from "@/types";
 
 // All 10 aspect ratios supported by both models
@@ -25,28 +25,36 @@ export function NanoBananaNode({ id, data, selected }: NodeProps<NanoBananaNodeT
 
   const handleAspectRatioChange = useCallback(
     (e: React.ChangeEvent<HTMLSelectElement>) => {
-      updateNodeData(id, { aspectRatio: e.target.value as AspectRatio });
+      const aspectRatio = e.target.value as AspectRatio;
+      updateNodeData(id, { aspectRatio });
+      saveNanoBananaDefaults({ aspectRatio });
     },
     [id, updateNodeData]
   );
 
   const handleResolutionChange = useCallback(
     (e: React.ChangeEvent<HTMLSelectElement>) => {
-      updateNodeData(id, { resolution: e.target.value as Resolution });
+      const resolution = e.target.value as Resolution;
+      updateNodeData(id, { resolution });
+      saveNanoBananaDefaults({ resolution });
     },
     [id, updateNodeData]
   );
 
   const handleModelChange = useCallback(
     (e: React.ChangeEvent<HTMLSelectElement>) => {
-      updateNodeData(id, { model: e.target.value as ModelType });
+      const model = e.target.value as ModelType;
+      updateNodeData(id, { model });
+      saveNanoBananaDefaults({ model });
     },
     [id, updateNodeData]
   );
 
   const handleGoogleSearchToggle = useCallback(
     (e: React.ChangeEvent<HTMLInputElement>) => {
-      updateNodeData(id, { useGoogleSearch: e.target.checked });
+      const useGoogleSearch = e.target.checked;
+      updateNodeData(id, { useGoogleSearch });
+      saveNanoBananaDefaults({ useGoogleSearch });
     },
     [id, updateNodeData]
   );
diff --git a/src/store/workflowStore.ts b/src/store/workflowStore.ts
index 4082a98d..32d3f9fe 100644
--- a/src/store/workflowStore.ts
+++ b/src/store/workflowStore.ts
@@ -145,18 +145,20 @@ const createDefaultNodeData = (type: NodeType): WorkflowNodeData => {
       return {
         prompt: "",
       } as PromptNodeData;
-    case "nanoBanana":
+    case "nanoBanana": {
+      const defaults = loadNanoBananaDefaults();
       return {
         inputImages: [],
         inputPrompt: null,
         outputImage: null,
-        aspectRatio: "1:1",
-        resolution: "1K",
-        model: "nano-banana-pro",
-        useGoogleSearch: false,
+        aspectRatio: defaults.aspectRatio,
+        resolution: defaults.resolution,
+        model: defaults.model,
+        useGoogleSearch: defaults.useGoogleSearch,
         status: "idle",
         error: null,
       } as NanoBananaNodeData;
+    }
     case "llmGenerate":
       return {
         inputPrompt: null,
@@ -214,6 +216,38 @@ const GROUP_COLOR_ORDER: GroupColor[] = [
 // localStorage helpers for auto-save configs
 const STORAGE_KEY = "node-banana-workflow-configs";
 
+// localStorage helpers for NanoBanana sticky settings
+const NANO_BANANA_DEFAULTS_KEY = "node-banana-nanoBanana-defaults";
+
+interface NanoBananaDefaults {
+  aspectRatio: string;
+  resolution: string;
+  model: string;
+  useGoogleSearch: boolean;
+}
+
+const loadNanoBananaDefaults = (): NanoBananaDefaults => {
+  if (typeof window === "undefined") {
+    return { aspectRatio: "1:1", resolution: "1K", model: "nano-banana-pro", useGoogleSearch: false };
+  }
+  const stored = localStorage.getItem(NANO_BANANA_DEFAULTS_KEY);
+  if (stored) {
+    try {
+      return JSON.parse(stored);
+    } catch {
+      return { aspectRatio: "1:1", resolution: "1K", model: "nano-banana-pro", useGoogleSearch: false };
+    }
+  }
+  return { aspectRatio: "1:1", resolution: "1K", model: "nano-banana-pro", useGoogleSearch: false };
+};
+
+export const saveNanoBananaDefaults = (settings: Partial<NanoBananaDefaults>) => {
+  if (typeof window === "undefined") return;
+  const current = loadNanoBananaDefaults();
+  const updated = { ...current, ...settings };
+  localStorage.setItem(NANO_BANANA_DEFAULTS_KEY, JSON.stringify(updated));
+};
+
 const generateWorkflowId = () =>
   `wf_${Date.now()}_${Math.random().toString(36).substr(2, 9)}`;