AI YouTube Thumbnail Idea Generator
Describe-your-shot thumbnail concepts generated from what your video is actually about — text overlay suggestions, composition, facial expression and color-contrast notes for each.
60 free generations per month. No credit card. Bring your own AI key.
Why creators use this
Generates the exact format the platform's algorithm rewards — character limits, hook structure, hashtag conventions baked in.
Trained on the prompt strategies used by top creators (MrBeast, Ali Abdaal, Iman Gadzhi).
Free to start. Bring your own AI key (free Gemini works).
How it works
Drop a YouTube URL. We grab the captions in seconds. Or paste any transcript directly.
Get your Thumbnail concepts in a single pass — plus 19 other platform-native formats.
Edit inline, regenerate any output, hit "Make more viral" for a stronger rewrite.
FAQ
Is it free?+
Yes. The Free plan gives you 60 generations per month — enough for 3 full projects. Add an OpenAI or Claude key for higher quality, or stay on the free Gemini tier.
Does it work for YouTube videos?+
Paste any public YouTube URL — we pull the transcript automatically. No API key needed.
Can I make the output sound like me?+
Yes. Save a Brand Voice (paste 1-3 of your past posts and we extract a profile) and every project that uses it sounds like you, not generic ChatGPT.
What if I don't like the output?+
One click to regenerate. One click to "Make more viral" — the AI rewrites the same content with maximum hook strength.
Get your YouTube Thumbnail Idea Generator now
Plus 19 other platform-native formats from the same source — free.
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One video in, a 7-day posting plan out — which piece goes on which platform on which day, so a single recording becomes a full week of scheduled content.
Platform-native calls to action generated from your actual content — subscribe asks that don't feel begging, comment-drivers that start threads, and link-in-bio lines that get taps.
Paste a long-form video and get the clip-worthy moments identified from the transcript — each with a suggested hook and caption, ready to hand to your editor (or CapCut).
Other formats included with every project: YouTube title, YouTube description, SEO tags, LinkedIn post, Twitter / X thread, Blog article, TikTok caption, Instagram caption, Facebook post, YouTube Shorts caption and more.