How to generate thumbnails with AI
Highlight your video with custom thumbnail that not only stops the scroll but also captures your content and drives the right audience. Turn your text to thumbnails in just a few clicks.
Enter your thumbnail prompt to Sivi.
Generate images with AI or upload yours.
Watch as Sivi generates template-free thumbnails in minutes.
Edit, download, and add them to your videos, and get more views.
Power your content with the AI thumbnail generator
Packed with features, the free AI thumbnail creator is your one-stop shop for all your thumbnail needs. Explore the growing list of features and get started.
AI image generator
Simply add a prompt, generate stunning images with AI, and make striking thumbnails.
Template-free designs
Stand out in the feed with template-free, unique thumbnail designs generated just for your idea.
Design editor
Edit each element in the layered thumbnail designs and make the designs match your vision.
Media library
Upload your assets or select from millions of free stock assets including images, icons, and illustrations.
Brand kit
Add your brand elements like fonts, colors, and logos, and generate on-brand thumbnails consistently.
Multiple language support
With up to 4 thumbnails per generation and support to over 70 languages, carry out A/B testing and optimize performance.
Grab attention across platforms with AI thumbnails
Effortlessly impress your audience across media platforms like YouTube, Instagram, Vimeo, etc. and lead them to your content with striking thumbnails.
Explore thumbnail ideas from AI
Browse creative thumbnail designs generated by our community and get inspired to generate yours.
Choose the perfect thumbnail sizes for your content
One size doesn’t fit all. With Sivi’s AI thumbnail maker, you can generate thumbnails in the ideal size for your content and platform in just a few clicks.
Horizontal Thumbnails (16:9)
Make your videos stand out and boost YouTube views with captivating horizontal thumbnails. With the recommended size of 1920x1080 px and an aspect ratio of 16:9, ensure your thumbnail is sharp and optimized for widescreen displays.
Vertical Thumbnails (9:16)
Maximize engagement on mobile platforms with stunning vertical thumbnails. By using the recommended size of 1080x1920 px and an aspect ratio of 9:16, vertical thumbnails for short-form content like Instagram Reels and YouTube Shorts, fill the screen and instantly grab attention.
Square Thumbnails (1:1)
Impress your audience and capture attention with square thumbnails in a 1:1 aspect ratio, with a recommended size of 1080x1080 px. Perfect for podcast covers and posts, this balanced format keeps your visuals sharp and engaging across screens.
Custom Thumbnails
Unique content needs unique thumbnails. From event announcements to product showcases, ensure your content gets the visibility it deserves with stunning thumbnails tailored for every need and platform without having to crop your existing designs.
Frequently asked questions
Do I need design experience to use it?
Not at all. Sivi’s AI thumbnail maker is designed for ease of use. Just add your prompt and assets, and get unique thumbnails instantly.
Can I generate thumbnails in different dimensions?
As Sivi is based on template-free design generation, you can generate thumbnail designs in various sizes.
Can I download thumbnails without watermarks?
Yes. You can generate AI thumbnails and download them without watermarks, even on the free plan.
Skyrocket your CTR with captivating thumbnails
Let your content stand out, grab attention, and drive views with AI thumbnails made just for you. Add your prompt and create thumbnails instantly.
