⚡ F2K9B | Flux 2 [klein] 9B LoRA Tester – v2 UpdateNow with *fixed aspect ratios, modular font control, and instant strength visibility** – because details matter.*<hr />🔥 WHAT’S NEW IN V2?✅ Fixed Aspect Ratio Bug – No more swapped width/height! Now works perfectly for 1:1, 9:16, 16:9, etc.✅ Modular Font Control – Set *font path** and font color centrally via Set/Get nodes.* No more hardcoded styles.✅ LoRA Strength Burn-In – Strength now stamped below the image (e.g., <code>Strength: 0.8</code>). No more guessing.<hr />🎯 KEY IMPROVEMENTS (v2 vs v1)| Aspect Ratio | Fixed 1:1 only | Works for any ratio (9:16, 16:9, etc.) | | Font Customization | Hardcoded | Modular via Set/Get (path + color) | | Strength Visibility | Only in filename | Burned into image (e.g., <code>Strength: 0.8</code>) | | Test Character | Lexa0Rae | Zoya0Park (new default) |<hr /> 🎛️ NEW CONTROL OPTIONS (Top Left) - Font Path – Set your preferred <code>.ttf</code> file via Set/Get node. - Font Color – Choose any RGB color (default: white with black outline). - Strength Burn-In – Now visible below the image (e.g., <code>Strength: 0.8</code>).<hr />📸 EXAMPLE OUTPUT (Zoya0Park Test)Each image now shows *Project, Epoch, and Strength** – plus custom font styling.*<hr /> 🚀 HOW TO UPGRADE1. Drag the new workflow image into ComfyUI (replaces v1). 2. Set your font path in the new Set/Get "Font Path" node. 3. Adjust font color in the Set/Get "Font Color" node. 4. Queue prompt – enjoy fixed aspect ratios and strength visibility!<hr /> 🔄 Changelog (v2 vs v1)- Fixed: Aspect ratio bug (width/height swapped). - Added: Modular font control (path + color via Set/Get). - Added: LoRA strength burn-in below the image. - Updated: Default test character to Zoya0Park.<hr />Ready to test your LoRAs with more precision? Drag the new workflow into ComfyUI and start comparing! 🚀<hr />Professional LoRA comparison for *Flux 2 [klein] 9B (Base FP8)** – because your training deserves clarity, not guesswork.*<h3 id="optimized-for:">Optimized for:</h3>✔ Flux2-Klein-9B-True (wikeeyang/Civitai) – Handles 4–25 steps like a champ.✔ FP8 Precision – Fits comfortably in 16GB VRAM (even with multiple LoRAs). ✔ Lexa0Rae &amp; Co. – Perfect for character LoRAs with consistent identity testing.<hr /><h2 id="what's-new-(vs.-flux-1-dev)">🔥 WHAT’S NEW? (vs. Flux 1 Dev)</h2>The Flux1Dev GGUF Version: <a target="_blank" rel="ugc" href="https://civarchive.com/models/2385714/">https://civarchive.com/models/2385714/</a>✅ Centralized Sampler Hub – Set *Sampler, CFG, and Steps** in one place.* No more scattered nodes. ✅ Smart Switchboard – Toggle entire strength columns or individual LoRAs on/off. Test only what matters. ✅ Automatic Metadata Burn-In – Epoch name + LoRA strength stamped directly onto the image. No more file archaeology. ✅ Flux 2 [klein] 9B Optimized – Built for *wikeeyang’s FP8 model** (4–25 steps, no GGUF needed).* ✔ Clean Architecture – Wireless data flow via Set/Get nodes. No cable spaghetti.<hr /><h2 id="what-this-workflow-does">🖼️ WHAT THIS WORKFLOW DOES</h2>Turns your Flux 2 [klein] 9B LoRA training into a structured comparison matrix – with visual labels, smart saving, and flexible testing.🎯 Key Features| Visual Overlay | Project name, Epoch, and LoRA strength burned into the image (e.g., <code>Lexa0Rae_Epoch12_0.8</code>). || Smart Filenaming | Saves as <code>Project_Epoch_Strength.png</code> (e.g., <code>Lexa0Rae_Epoch12_0.8.png</code>). || Flexible Testing | Compare 5 LoRA versions × 2 strengths in one run. || Bypass-Friendly | Disable entire columns or individual LoRAs with a single click. || Step Flexibility | Works with 4–25 steps (optimized for wikeeyang’s Flux2-Klein-9B-True). |<hr /><h2 id="the-&quot;control-room&quot;-(top-left)">🎛️ THE "CONTROL ROOM" (Top Left)</h2>Everything is controlled from here – no digging through nodes.<h3 id="1.-model-and-sampler-settings">📌 1. Model &amp; Sampler Settings</h3>- Checkpoint: Load Flux2-Klein-9B-True (FP8) (wikeeyang/Civitai). - Sampler Name: Choose your preferred sampler (e.g., <code>euler</code>). - CFG &amp; Steps: Set once, applies to all columns (4–25 steps supported).<h3 id="2.-lora-assets">📌 2. LoRA Assets</h3>- Load LoRAs: Select up to 5 versions (e.g., Epoch 6, 7, 8, 9, 10). - Strength Sliders: Adjust LoRA influence (e.g., 0.6 vs 1.0).<h3 id="3.-text-and-labels">📌 3. Text &amp; Labels</h3>- Project Name: Define your filename prefix (e.g., <code>Lexa0Rae</code>). - Epoch Strings: Label your training steps (e.g., <code>Epoch_6</code>, <code>Epoch_8</code>).<h3 id="4.-switchboard-(new!)">📌 4. Switchboard (New!)</h3>- Toggle Columns: Enable/disable entire strength columns. - Toggle Individual LoRAs: Test only specific versions (e.g., skip Epoch 10).<hr /><h2 id="how-to-use">⚙️ HOW TO USE</h2>1. Download &amp; Drag – Drag the header image (PNG) into ComfyUI. The workflow is embedded.2. Install Missing Nodes – Use ComfyUI Manager to install: - ComfyUI-KJNodes (Kijai) – For wireless Set/Get logic. - ComfyUI Book Tools – For smart text overlays. - WAS Node Suite – For image saving. - ComfyUI-Easy-Use – For LoRA loading. - RgThree – For optimization &amp; bypass. 3. Set Up Control Room – Load Flux2-Klein-9B-True (FP8), your LoRAs, and labels. 4. Adjust Switchboard – Enable/disable columns as needed. 5. Queue Prompt – Watch the grid fill with labeled, organized test shots.<hr /><h2 id="pro-tips-(flux-2-klein-9b-edition)">💡 PRO TIPS (Flux 2 [klein] 9B Edition)</h2>- Step Range: Works best with 8–16 steps for Lexa0Rae-style character LoRAs. - Prompting: Keep prompts structured and front-loaded (subject → action → lighting → style). Example:<pre><code>Lexa0Rae, a young woman with long messy blonde hair and green eyes, wearing a black sports bra, standing in a gym, soft diffused lighting, hyperrealistic skin texture, 8k</code></pre>- VRAM Efficiency: FP8 precision means you can test multiple LoRAs without OOM (even on 12GB cards). - Consistent Seeds: Use the same seed across all columns for fair comparisons. - Bypass Early: Disable columns you’re not testing to save time.<hr /><h2 id="example-output-(lexa0rae-test)">📸 EXAMPLE OUTPUT (Lexa0Rae Test)</h2>Each image is labeled with *Project, Epoch, and Strength** – no more guessing!*<hr /><h3 id="troubleshooting">🚨 TROUBLESHOOTING</h3>- Red Nodes? → Update all custom nodes via ComfyUI Manager. - Missing LoRAs? → Double-check file paths in the LoRA loader nodes. - Slow Performance? → Reduce batch size or disable unused columns. - Step Issues? → Stick to 4–25 steps (optimized for wikeeyang’s model).<hr />🔗 REQUIRED CUSTOM NODESInstall via ComfyUI Manager &gt; "Install Missing Custom Nodes":1. ComfyUI-KJNodes (Kijai) – For wireless Set/Get logic. 2. ComfyUI Book Tools – For smart text overlays. 3. WAS Node Suite – For image saving. 4. ComfyUI-Easy-Use – For LoRA loading. 5. RgThree – For optimization &amp; bypass.<hr /><h3 id="why-this-workflow">🎯 WHY THIS WORKFLOW?</h3>- For Flux 2 [klein] 9B Users - Built for wikeeyang’s FP8 model (4–25 steps, no GGUF needed). - For LoRA Trainers – Compare epochs like a pro, not a guesser. - For Character Artists – Test Lexa0Rae &amp; Co. with consistent identity. - For VRAM-Conscious Users – Efficient even with multiple LoRAs. - For Visual Thinkers – See differences at a glance, not in filenames.<hr /><h3 id="ready-to-test-your-loras-like-a-pro">📢 Ready to test your LoRAs like a pro?</h3>Drag the workflow image into ComfyUI and start comparing! 🚀<hr /><h3 id="changelog-(vs.-flux-1-dev-version)">🔄 Changelog (vs. Flux 1 Dev Version)</h3>The Flux1Dev GGUF Version: <a target="_blank" rel="ugc" href="https://civarchive.com/models/2385714/">https://civarchive.com/models/2385714/</a>- Added: Centralized sampler control (Sampler, CFG, Steps). - Added: Switchboard for toggling columns/individual LoRAs. - Added: Automatic metadata stamping (Epoch + Strength). - Improved: Cleaner architecture with wireless Set/Get nodes. - Optimized: For Flux2-Klein-9B-True (FP8) (4–25 steps, no GGUF).<hr /><h3 id="bonus:-lexa0rae-prompt-template">🔥 Bonus: Lexa0Rae Prompt Template</h3>For consistent testing, use this structure:<pre><code>Lexa0Rae, a young woman with [hair description], [eye color], [outfit], [pose/action], [lighting], [background], [style], [technical specs]</code></pre>Example:<pre><code>Lexa0Rae, a young woman with long messy blonde hair showing dark roots, mesmerizing green eyes, wearing a black sports bra, standing in a gym with arms crossed, soft diffused lighting, hyperrealistic skin texture with visible pores, 8k</code></pre><img src="https://image.civitai.com/xG1nkqKTMzGDvpLrqFT7WA/d57b9f93-efb3-45e2-8fbd-31859a6ec54f/original=true/d57b9f93-efb3-45e2-8fbd-31859a6ec54f.jpeg" />

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