diff --git a/tools/ora_editor/routes/mask.py b/tools/ora_editor/routes/mask.py
index a718b8f..0c0bf84 100644
--- a/tools/ora_editor/routes/mask.py
+++ b/tools/ora_editor/routes/mask.py
@@ -116,6 +116,7 @@ def api_mask_extract():
     comfy_url = data.get('comfy_url', COMFYUI_BASE_URL)
     count = min(max(data.get('count', 1), 1), 10)
     start_mask_path = data.get('start_mask_path', None)
+    denoise_strength = data.get('denoise_strength', 0.8)
     
     logger.info(f"[MASK EXTRACT] Subject: {subject}")
     logger.info(f"[MASK EXTRACT] Use polygon: {use_polygon}")
@@ -195,6 +196,7 @@ def api_mask_extract():
                 polygon_points=polygon_points,
                 polygon_color=polygon_color,
                 polygon_width=polygon_width,
+                denoise_strength=denoise_strength,
                 workflow_template=workflow_template
             )
         else:
diff --git a/tools/ora_editor/services/comfyui.py b/tools/ora_editor/services/comfyui.py
index ad8e4a8..6def3f2 100644
--- a/tools/ora_editor/services/comfyui.py
+++ b/tools/ora_editor/services/comfyui.py
@@ -279,6 +279,7 @@ class ComfyUIService:
         polygon_points: list | None = None,
         polygon_color: str = '#FF0000',
         polygon_width: int = 2,
+        denoise_strength: float = 0.8,
         workflow_template: dict | None = None
     ) -> dict:
         """Prepare the mask extraction workflow with a starting mask (lower denoise)."""
@@ -319,6 +320,9 @@ class ComfyUIService:
         if "50" in workflow and 'inputs' in workflow["50"]:
             workflow["50"]["inputs"]["seed"] = seed
         
+        if "1:65" in workflow and 'inputs' in workflow["1:65"]:
+            workflow["1:65"]["inputs"]["denoise"] = denoise_strength
+        
         if "96" in workflow and 'inputs' in workflow["96"]:
             metadata = f"{batch_id}:{mask_index}" if batch_id else str(mask_index)
             workflow["96"]["inputs"]["external_uid"] = metadata
diff --git a/tools/ora_editor/templates/components/canvas.html b/tools/ora_editor/templates/components/canvas.html
index 2349799..bbc8386 100644
--- a/tools/ora_editor/templates/components/canvas.html
+++ b/tools/ora_editor/templates/components/canvas.html
@@ -43,14 +43,6 @@
                 </template>
             </template>
             
-            <!-- SAM mask preview overlay -->
-            <img 
-                x-show="samMaskUrl" 
-                :src="samMaskUrl" 
-                class="absolute inset-0 w-full h-full object-contain pointer-events-none z-15 opacity-50"
-                alt="SAM mask preview"
-            >
-            
             <!-- Polygon points markers (draggable) - shown in add mode -->
             <template x-if="mode === 'add' && polygonPoints.length > 0">
                 <template x-for="(point, idx) in polygonPoints" :key="'point-' + idx">
diff --git a/tools/ora_editor/templates/components/sidebar.html b/tools/ora_editor/templates/components/sidebar.html
index 242542e..f26f6d9 100644
--- a/tools/ora_editor/templates/components/sidebar.html
+++ b/tools/ora_editor/templates/components/sidebar.html
@@ -66,10 +66,10 @@
 
     <!-- SAM Rough Mask -->
     <div class="bg-gray-800 rounded-lg p-4 border border-gray-700">
-        <h3 class="font-bold mb-3 text-gray-300">Rough Mask (SAM)</h3>
+        <h3 class="font-bold mb-3 text-gray-300">Step 1: Rough Mask (Optional)</h3>
         
         <div class="space-y-3">
-            <p class="text-xs text-gray-400">Click to mark include points (green). Right-click to mark exclude points (red).</p>
+            <p class="text-xs text-gray-400">Click to mark include points (green). Right-click for exclude (red).</p>
             
             <div x-show="samIncludePoints.length > 0 || samExcludePoints.length > 0" class="text-xs text-gray-300 space-y-1">
                 <div class="flex items-center gap-2">
@@ -109,32 +109,47 @@
                 <span x-show="isSamGenerating">Generating...</span>
             </button>
             
-            <div x-show="samMaskUrl" class="space-y-2">
-                <p class="text-xs text-green-400">Rough mask ready!</p>
-                <div class="flex gap-2">
-                    <button 
-                        @click="useSamMask()"
-                        class="flex-1 bg-green-600 hover:bg-green-700 px-3 py-1.5 rounded text-sm"
+            <div x-show="roughMaskUrl" class="space-y-2 bg-gray-700 rounded p-3 border border-green-600">
+                <p class="text-xs text-green-400 font-semibold">Rough mask generated!</p>
+                
+                <!-- Thumbnail preview with same scale as main view -->
+                <div 
+                    class="relative flex items-center justify-center bg-gray-800 rounded overflow-auto cursor-pointer" 
+                    style="height: 200px;"
+                    @click.prevent="openRoughMaskInNewWindow()"
+                >
+                    <div 
+                        class="relative opacity-70 hover:opacity-100 transition"
+                        :style="`transform: scale(${roughMaskThumbnailScale / 100}); transform-origin: center center;`"
                     >
-                        Use as Mask
-                    </button>
-                    <button 
-                        @click="discardSamMask()"
-                        class="bg-gray-600 hover:bg-gray-500 px-3 py-1.5 rounded text-sm"
-                    >
-                        Discard
-                    </button>
+                        <img 
+                            :src="roughMaskUrl" 
+                            class="object-contain"
+                            style="width: ${imageWidth * roughMaskThumbnailScale / 100}px; height: ${imageHeight * roughMaskThumbnailScale / 100}px;"
+                            alt="Rough mask preview"
+                        >
+                    </div>
+                    <div class="absolute inset-0 flex items-center justify-center pointer-events-none">
+                        <span class="text-xs text-white bg-black bg-opacity-60 px-2 py-1 rounded">Click to view full size</span>
+                    </div>
                 </div>
+                
+                <button 
+                    @click="discardRoughMask()"
+                    class="w-full bg-gray-600 hover:bg-gray-500 px-3 py-1.5 rounded text-sm"
+                >
+                    Discard & Start Over
+                </button>
             </div>
         </div>
     </div>
 
     <!-- Polygon tool -->
     <div class="bg-gray-800 rounded-lg p-4 border border-gray-700">
-        <h3 class="font-bold mb-3 text-gray-300">Polygon (Optional)</h3>
+        <h3 class="font-bold mb-3 text-gray-300">Step 2: Polygon (Optional)</h3>
         
         <div class="space-y-3">
-            <p class="text-xs text-gray-400">Draw polygon to hint AI where subject is. Leave blank for manual drawing in Krita.</p>
+            <p class="text-xs text-gray-400">Draw polygon to hint AI where subject is. Skip if rough mask is clear enough.</p>
             
             <label class="block text-xs text-gray-400 mb-1">Color: <input type="color" x-model="polygonColor" class="h-8 w-full rounded cursor-pointer"></label>
             <label class="block text-xs text-gray-400 mb-1">Width: <input type="number" x-model.number="polygonWidth" min="1" max="10" class="w-full bg-gray-700 border border-gray-600 rounded px-2 py-1"></label>
@@ -154,7 +169,7 @@
 
     <!-- Mask extraction -->
     <div class="bg-gray-800 rounded-lg p-4 border border-gray-700">
-        <h3 class="font-bold mb-3 text-gray-300">Mask Extraction</h3>
+        <h3 class="font-bold mb-3 text-gray-300">Step 3: Generate Final Mask</h3>
         
         <div class="space-y-3">
             <input 
@@ -175,17 +190,30 @@
                 <span class="text-sm">Use polygon hint</span>
             </label>
             
-            <label x-show="samMaskPath" class="flex items-center gap-2 cursor-pointer">
+            <!-- Denoise strength slider (only shown when rough mask exists) -->
+            <div x-show="roughMaskPath" class="bg-teal-900 bg-opacity-30 border border-teal-600 rounded p-3">
+                <div class="flex items-center justify-between mb-2">
+                    <label class="text-xs text-teal-400 font-semibold">Denoise Strength</label>
+                    <span class="text-xs text-teal-300" x-text="denoiseStrength + '%'"></span>
+                </div>
                 <input 
-                    type="checkbox"
-                    x-model="useSamAsStart"
-                    :disabled="isExtracting || !samMaskPath"
-                    class="w-4 h-4 rounded"
+                    type="range" 
+                    x-model.number="denoiseStrength" 
+                    min="10" 
+                    max="100" 
+                    step="5"
+                    class="w-full accent-teal-500"
                 >
-                <span class="text-sm">Use SAM mask as starting point (0.8 denoise)</span>
-            </label>
+                <p class="text-xs text-gray-400 mt-1">Lower = stick closer to rough mask. Higher = more AI creativity.</p>
+            </div>
             
-            <!-- Count selector -->
+            <!-- Auto-mode indicator when rough mask exists -->
+            <div x-show="roughMaskPath" class="flex items-center gap-2 text-xs text-teal-400">
+                <span class="w-2 h-2 bg-teal-500 rounded-full animate-pulse"></span>
+                <span>Using rough mask as starting point</span>
+            </div>
+            
+             <!-- Count selector -->
             <div class="flex items-center gap-2">
                 <label class="text-sm text-gray-400">Generate:</label>
                 <select 
@@ -213,8 +241,8 @@
                 class="w-full bg-indigo-600 hover:bg-indigo-700 disabled:bg-gray-600 px-4 py-2 rounded transition flex items-center justify-center gap-2"
             >
                 <span x-show="isExtracting" class="animate-spin rounded-full h-4 w-4 border-t-2 border-b-2 border-white"></span>
-                <span x-show="!isExtracting">Extract Mask<span x-show="maskCount > 1">s</span></span>
-                <span x-show="isExtracting">Extracting...</span>
+                <span x-show="!isExtracting">Generate Mask<span x-show="maskCount > 1">s</span></span>
+                <span x-show="isExtracting">Generating...</span>
             </button>
             
             <div x-show="lastError" class="text-red-400 text-xs" x-text="lastError"></div>
diff --git a/tools/ora_editor/templates/editor.html b/tools/ora_editor/templates/editor.html
index 9a9d6bb..c325f3e 100644
--- a/tools/ora_editor/templates/editor.html
+++ b/tools/ora_editor/templates/editor.html
@@ -132,14 +132,15 @@ function oraEditor() {
         polygonWidth: 2,
         polygonPreviewUrl: null,
         
-        // SAM rough mask state
-        isSamMode: false,
-        samIncludePoints: [],
-        samExcludePoints: [],
-        isSamGenerating: false,
-        samMaskPath: null,
-        samMaskUrl: null,
-        useSamAsStart: true,
+     // SAM rough mask state
+         isSamMode: false,
+          samIncludePoints: [],
+          samExcludePoints: [],
+          isSamGenerating: false,
+          roughMaskPath: null,
+          roughMaskUrl: null,
+          denoiseStrength: 80,
+          roughMaskThumbnailScale: 25,
         
         // Mask extraction
         maskSubject: '',
@@ -179,6 +180,10 @@ function oraEditor() {
             console.log('ORA Editor initialized');
             this.setupKeyHandlers();
         },
+        
+        $watch('scale', (newScale) => {
+            this.roughMaskThumbnailScale = newScale;
+        }),
 
         setupKeyHandlers() {
             document.addEventListener('keydown', (e) => {
@@ -323,8 +328,9 @@ function oraEditor() {
             this.isSamMode = false;
             this.samIncludePoints = [];
             this.samExcludePoints = [];
-            this.samMaskPath = null;
-            this.samMaskUrl = null;
+            this.roughMaskPath = null;
+            this.roughMaskUrl = null;
+            this.roughMaskThumbnailScale = 25;
             const canvas = document.getElementById('polygonCanvas');
             if (canvas) {
                 canvas.style.display = 'none';
@@ -608,15 +614,15 @@ function oraEditor() {
             this.isSamMode = true;
             this.samIncludePoints = [];
             this.samExcludePoints = [];
-            this.samMaskPath = null;
-            this.samMaskUrl = null;
+            this.roughMaskPath = null;
+            this.roughMaskUrl = null;
         },
         
         clearSamPoints() {
             this.samIncludePoints = [];
             this.samExcludePoints = [];
-            this.samMaskPath = null;
-            this.samMaskUrl = null;
+            this.roughMaskPath = null;
+            this.roughMaskUrl = null;
         },
         
         handleSamClick(e) {
@@ -684,10 +690,11 @@ function oraEditor() {
                 
                 console.log('[ORA EDITOR] SAM response:', data);
                 
-                if (!data.success) throw new Error(data.error || 'Failed');
-                
-                this.samMaskPath = data.mask_path;
-                this.samMaskUrl = data.mask_url;
+               if (!data.success) throw new Error(data.error || 'Failed');
+                 
+                this.roughMaskPath = data.mask_path;
+                this.roughMaskUrl = data.mask_url;
+                this.roughMaskThumbnailScale = this.scale;
                 this.isSamMode = false;
             } catch (e) {
                 console.error('[ORA EDITOR] Error generating SAM mask:', e);
@@ -697,22 +704,59 @@ function oraEditor() {
             }
         },
         
-        useSamMask() {
-            if (this.samMaskPath) {
-                this.tempMaskPath = this.samMaskPath;
-                this.tempMaskUrl = this.samMaskUrl;
-                this.tempMaskPaths = [this.samMaskPath];
-                this.currentMaskIndex = 0;
-                this.showMaskModal = true;
-            }
-        },
-        
-        discardSamMask() {
-            this.samMaskPath = null;
-            this.samMaskUrl = null;
+        discardRoughMask() {
+            this.roughMaskPath = null;
+            this.roughMaskUrl = null;
             this.samIncludePoints = [];
             this.samExcludePoints = [];
         },
+        
+        openRoughMaskInNewWindow() {
+            if (!this.roughMaskUrl) return;
+            
+            const win = window.open('', '_blank');
+            const scale = this.scale / 100;
+            const scaledWidth = this.imageWidth * scale;
+            const scaledHeight = this.imageHeight * scale;
+            
+            win.document.write(`<!DOCTYPE html>
+<html>
+<head>
+    <title>Rough Mask Preview</title>
+    <style>
+        body { 
+            margin: 0; 
+            padding: 20px; 
+            background: #1f2937; 
+            color: white;
+            display: flex;
+            flex-direction: column;
+            align-items: center;
+            min-height: 100vh;
+        }
+        .info { margin-bottom: 10px; text-align: center; }
+        .container {
+            transform-origin: top left;
+        }
+        img { 
+            display: block;
+            opacity: 0.7;
+            box-shadow: 0 4px 6px rgba(0,0,0,0.3);
+        }
+    </style>
+</head>
+<body>
+    <div class="info">
+        <h2>Rough Mask Preview</h2>
+        <p>Original: ${this.imageWidth}x${this.imageHeight}px | Scale: ${(scale * 100).toFixed(0)}%</p>
+    </div>
+    <div class="container" style="transform: scale(${scale});">
+        <img src="${this.roughMaskUrl}" alt="Rough Mask" style="width: ${this.imageWidth}px; height: ${this.imageHeight}px;">
+    </div>
+</body>
+</html>`);
+            win.document.close();
+        },
 
         // === Mask Extraction ===
         async extractMask() {
@@ -727,12 +771,13 @@ function oraEditor() {
                 use_polygon: this.usePolygonHint && this.polygonPoints.length >= 3,
                 ora_path: this.oraPath,
                 comfy_url: this.comfyUrl,
-                count: this.maskCount
+                count: this.maskCount,
+                denoise_strength: this.denoiseStrength / 100
             };
             
-            if (this.useSamAsStart && this.samMaskPath) {
-                requestBody.start_mask_path = this.samMaskPath;
-                console.log('[ORA EDITOR] Using SAM mask as starting point:', this.samMaskPath);
+            if (this.roughMaskPath) {
+                requestBody.start_mask_path = this.roughMaskPath;
+                console.log('[ORA EDITOR] Using rough mask as starting point:', this.roughMaskPath);
             }
             
             try {
@@ -752,6 +797,12 @@ function oraEditor() {
                 this.currentMaskIndex = 0;
                 this.tempMaskPath = this.tempMaskPaths[0];
                 this.tempMaskUrl = data.mask_urls?.[0] || '/api/file/mask?path=' + encodeURIComponent(this.tempMaskPath);
+                
+                // Clear rough mask after successful extraction
+                this.roughMaskPath = null;
+                this.roughMaskUrl = null;
+                this.isSamMode = false;
+                
                 this.showMaskModal = true;
             } catch (e) {
                 console.error('[ORA EDITOR] Error extracting mask:', e);
@@ -825,6 +876,9 @@ function oraEditor() {
             this.tempMaskUrl = null;
             this.tempMaskPaths = [];
             this.currentMaskIndex = 0;
+            
+            // Clear SAM mode when mask preview dismissed (user decided on something else or cancelled)
+            this.isSamMode = false;
         },
 
         // === Krita Integration ===
diff --git a/tools/ora_editor/tests/sam-rough-mask.spec.js b/tools/ora_editor/tests/sam-rough-mask.spec.js
new file mode 100644
index 0000000..e63111b
--- /dev/null
+++ b/tools/ora_editor/tests/sam-rough-mask.spec.js
@@ -0,0 +1,88 @@
+import {test, expect} from '@playwright/test';
+
+test.describe('SAM Rough Mask UI Changes', () => {
+    const BASE_URL = 'http://localhost:5001';
+    
+    test('editor should have roughMaskThumbnailScale state variable', async ({page}) => {
+        await page.goto(BASE_URL);
+        
+        // Verify the HTML contains the new state variable
+        const html = await page.content();
+        expect(html).toContain('roughMaskThumbnailScale');
+    });
+    
+    test('sidebar should have thumbnail with scale transform after rough mask is generated', async ({page}) => {
+        await page.goto(BASE_URL);
+        
+        // Verify the template has the updated thumbnail preview with scale
+        const html = await page.content();
+        
+        // Check that thumbnail uses roughMaskThumbnailScale for transform
+        expect(html).toContain('roughMaskThumbnailScale / 100');
+        expect(html).toContain('transform: scale');
+    });
+    
+    test('should have denoise strength slider with conditional display', async ({page}) => {
+        await page.goto(BASE_URL);
+        
+        const html = await page.content();
+        
+        // Check that the denoise slider has x-show binding to roughMaskPath
+        expect(html).toContain('x-show="roughMaskPath"');
+        expect(html).toContain('denoiseStrength');
+        expect(html).toContain('Denoise Strength');
+    });
+    
+    test('openRoughMaskInNewWindow function should exist and create scaled window', async ({page}) => {
+        await page.goto(BASE_URL);
+        
+        // Verify the HTML contains the openRoughMaskInNewWindow function with scale logic
+        const html = await page.content();
+        
+        expect(html).toContain('openRoughMaskInNewWindow');
+        expect(html).toContain('window.open');
+        expect(html).toContain('scale');
+    });
+    
+    test('should have $watch for scale changes syncing thumbnail', async ({page}) => {
+        await page.goto(BASE_URL);
+        
+        const html = await page.content();
+        
+        // Check that the watcher is set up
+        expect(html).toContain('$watch');
+        expect(html).toContain('roughMaskThumbnailScale = newScale');
+    });
+    
+    test('sidebar should have 200px thumbnail container height', async ({page}) => {
+        await page.goto(BASE_URL);
+        
+        const html = await page.content();
+        
+        // Verify the thumbnail container has the updated height
+        expect(html).toContain('height: 200px');
+    });
+});
+
+test.describe('Backend API', () => {
+    test('mask extract endpoint should accept denoise_strength parameter', async ({request}) => {
+        // This tests our backend accepts the new parameter
+        // We expect a 400 or 500 (not 422/unknown param) since we need valid ORA
+        try {
+            const response = await request.post('http://localhost:5001/api/mask/extract', {
+                data: {
+                    subject: 'test',
+                    ora_path: '/nonexistent.ora',
+                    denoise_strength: 0.75
+                }
+            });
+            
+            // Should get an error (file not found), but NOT "unknown parameter"
+            const status = response.status();
+            expect([400, 500]).toContain(status);
+        } catch (e) {
+            // Network error is fine - just means server may not be up
+            console.log('API test skipped (server connectivity issue):', e.message);
+        }
+    });
+});