Low clarity in AI-generated images within CapCut can result from model limitations, resolution settings, prompt quality, or post-generation scaling. As of December 2025, AI image generation ("AI Design") is available only on CapCut Desktop and CapCut Web. The Mobile app does not support user-initiated AI image creation, so troubleshooting applies exclusively to Desktop and Web.
Below is a step-by-step explanation for each supported platform:
CapCut Online
Understand Native Output Resolution
AI-generated images on Web are typically rendered at:
- 1024×1024 (square)
- 1080×1920 (vertical, 9:16)
- 1920×1080 (horizontal, 16:9) These resolutions are sufficient for social media but may appear soft when zoomed or displayed on large screens.
Write Highly Specific Prompts
Vague prompts like "a forest" often yield low-detail results. Instead, use:
"Sunlight filtering through tall pine trees in a misty Pacific Northwest forest, photorealistic, ultra-detailed foliage, 4K texture"
Avoid Stretching or Scaling Beyond Native Size
If you insert a 1024×1024 image into a 1920×1080 timeline and scale it up, it will become blurry. Keep scale ≤100% or use "Zoom to fit."
Check browser performance and internet stability
Web-based generation relies on cloud processing. A slow or unstable connection may interrupt full-resolution rendering, leading to compressed or degraded output.
📍 Tip: CapCut Web uses server-side models optimized for balance between speed and quality—ideal for quick, clean social content.
CapCut Desktop (Windows / macOS)
Select The Highest Resolution Preset
In the AI generation panel, choose:
- Standard: 1024×1024
- High: 1536×1536 ← Recommended
- Max: 2048×2048 (available in select regions)
📍 Tip: Higher resolution = more detail and less pixelation.
Craft Detailed, Technical Prompts
Desktop supports advanced prompting. Include terms like:
"sharp focus, fine fabric texture, studio lighting, no motion blur, 8K detail"
This guides the model toward higher-fidelity outputs.
Avoid Excessive Zoom in The Editor
Even a 2048×2048 image will look soft if scaled to 200% in the preview. Use "Original Size" or limit scaling to preserve clarity.
Export at High Resolution
Go to Export Settings → Resolution and select 2K or 4K. Exporting in 720p will make even crisp AI images appear blurry.
📍 Note: CapCut Desktop delivers the highest-quality AI images in the CapCut ecosystem, thanks to locally optimized models and resolution options up to 2048×2048.
❌ CapCut Mobile App (iOS / Android)
As of December 2025, the Mobile app does not include an AI image generation feature that allows users to input text prompts and create custom images. While some templates may contain pre-generated AI assets, you cannot generate new AI images directly on mobile.
Therefore, any unclear AI images appearing in a mobile project must have been:
- Created on Desktop or Web, then synced via your CapCut account, or
- Imported manually from another source.
If such images look blurry on mobile, the issue originates from the source platform's generation settings or scaling during editing, not from the mobile app itself.
📍 Tip: To verify image quality, open the same project on Desktop or Web and check the original resolution in the media library.
General Best Practices for Clearer AI Images
- Always specify aspect ratio in your prompt (e.g., "9:16", "16:9") to avoid unwanted cropping or interpolation.
- Regenerate with refined prompts—small tweaks like adding "crisp," "high definition," or "sharp edges" often yield significantly clearer results.
- Never rely on AI to generate readable text—it often appears garbled and reduces perceived quality.
- Use CapCut's "Sharpen" filter (under Adjustments) as a final touch if needed.
- Check file size: A clear AI image should be ≥500 KB. Files under 200 KB are likely low-res or heavily compressed.
While current generative AI has inherent resolution limits, following these platform-specific steps will help you achieve the clearest possible results within CapCut's capabilities.