Best AI YouTube Thumbnail Makers to Auto-generate Thumbnails for YouTube

You know the value of uploading a custom thumbnail to attract viewers to click on your YouTube. And AI comes for YouTube's thumbnail industry! AI YouTube thumbnail generator offers a new and creative way to help you create eye-catching and relevant thumbnail images for your YouTube video.

If you want to utilize the power of AI to make thumbnails that boost visibility, drive more clicks and increase views on your YouTube channel, here are the best three online AI YouTube thumbnail generators to try!

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1. FlexClip

FlexClip, with its advanced AI image generator and powerful editing features, is a great AI YouTube thumbnail maker if you want custom images for your thumbnail. Try to make a thumbnail for YouTube shorts and other vertical videos or square videos, FlexClip is also here to help you out!

Generate with AI

AI Text to Image Generator for YouTube Thumbnails - FlexClip

Getting an AI-generated YouTube thumbnail is simple and starts with its AI Image Generator tool. Then, describe your thumbnail by giving the prompt about what you need, choose the style and ratio, and start generating with AI by clicking the Generate button. After that, you can add the AI-generated thumbnail to FlexClip’s editor and edit it with powerful editing features, remove its background using the AI background remover, add text overlay, include your brand logo, layer some beautiful stickers, etc.

Edit Your Thumbnail

AI Photo Editor for YouTube Thumbnails - FlexClip

Best Features to Create AI YouTube Thumbnails by FlexClip

Generate with AI Edit Your Thumbnail

2. Simplified

Simplified, another great YouTube thumbnail generator you can’t miss! As its name suggests, it can simplify the process of getting thumbnails for your YouTube video. It’s similar to the other AI YouTube thumbnail makers, where you just need to start by submitting a prompt or describing what the video is about.

With this instant YouTube Thumbnail maker, you can generate striking thumbnails with AI to help your videos stand out. Also, start with submitting a short sentence about your video. After generating a thumbnail image, you can use the drag-and-drop functionality and free stock resources to customize it to incorporate your branding, include relevant images and text, and use attention-grabbing colors and designs.

AI YouTube Thumbnails - Simplified

Best Features to Create AI YouTube Thumbnails by Simplified

3. Veed.io

Another great AI YouTube thumbnail generator you can try is Veed.io, the ultimate tool for content creators looking to design captivating YouTube thumbnails. With its easy-to-use interface and intelligent algorithms, you can effortlessly create eye-catching thumbnails that make your videos stand out from the crowd.

This AI-powered tool automates the thumbnail design process, saving you time and effort. With intelligent algorithms that analyze your video content, it can generate personalized thumbnails that align with your video's theme and style and allow you to customize the AI-generated thumbnails to match your needs perfectly. However, it doesn't have the option to choose 1280x720px on the thumbnail generator page. But no worries! You can edit the image to fit the size needed for a YouTube thumbnail.

AI YouTube Thumbnails - Veed.io

Best Features to Create AI YouTube Thumbnails by Veed.io

How to Use AI Thumbnail Generator to Make a YouTube Thumbnail

Can't wait to make a thumbnail for your YouTube video with AI? Here, we'll take the FlexClip's AI thumbnail generator as an example to show you how to make an AI thumbnail to maximize clicks with an AI thumbnail generator.

Generate with AI Edit Your Thumbnail

Step 1 Input Text Prompt Describing Your Wanted YouTube Thumbnail

Click the Generate with AI button above to access FlexClip's AI Text to Image Generator, and type a word or set of words on the text field to describe the image you want. Here, you can also utilize AI to optimize your entered text prompt or get a new prompt from an existing image through image recognition.

Input Text Prompt Describing Your Wanted YouTube Thumbnail

Here, we uploaded an image to let the generate a descriptive text, and it provided a detailed prompt within seconds - A woman with long hair wearing headphones, looking at her phone, set against a purple background. Bold text reads "THE BEST PODCAST", with a subtitle "GO LISTEN TODAY", and a date and time below. A play button and a subscribe button are also present.

Step 2 Generate a Thumbnail Image with AI

Now, you can adjust the settings, like styles and ratio aspects that fit your YouTube thumbnail. Then, select the image count you want the AI to generate at once, and tap on the Generate icon to let AI to analyze your prompt and then just watch AI generate the desired results in seconds.

Generate a Thumbnail Image with AI

Step 3 Download the AI-generated YouTube Thumbnail or Make Further Edits

Once generated, you can pick your desired one to download directly. Need to make further edits for a perfect thumbnail or fix some spelling error in the image? There is no need to find other photo editors; FlexClip provides many powerful editing tools.

Switch to the History, find your desired creation and click it to access the image window, head to the button saying Make Video Now to add the generated image to the editor, then make any edits you need, such as removing the background, adding text and stickers, and outlining it, etc.

Download or Further Edit the AI-generated Thumbnail Image

Step 4 Edit and Enhance the AI-generated Thumbnail Image

Now, you can enhance the AI-generated image with text or any graphic elements, like a subscribe button or brand logo, to make it a professional YouTube thumbnail. Here, you can also use its AI background removal tool to make a cutout of the image and achieve some creative effect.

Enhance the AI-generated Thumbnail Image

Have no any ideas on how to edit the thumbnail image? Here are some beautiful templates for your inspiration.

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Step 5 Save the AI-generated YouTube Thumbnail

Finally, export the AI-generated thumbnail simply by right-clicking on the Timeline and selecting Export Frame to save it on your computer. Or you can continue editing and making your YouTube video directly.

Save the Edited AI-generated YouTube Thumbnail

Sandy /

Has 4-year of professional photographing experience. Very much into recording every detail of life. She is passionate about all things related to video production, and loves to exploring tips and tricks about it.