AIバナー生成 あらゆるプラットフォームに

An AI banner generator uses artificial intelligence to create digital banners for social and web platforms from a simple text description. Instead of hiring a designer or wrestling with design software, you describe the style, colors, and text you want and the AI instantly produces multiple high-quality, on-brand banner options - with legible text and balanced composition - ready to download.

Describe your channel and the look you want - for example, 'Modern YouTube banner for a gaming channel in neon blue with clean typography and a dark background.' The AI generates channel art at the correct 2560 × 1440 px size, keeping critical content inside YouTube's 1546 × 423 px safe zone so it looks perfect on TV, desktop, and mobile. Pick your favorite, refine it, and export it web-ready.

YouTube channel art is 2560 × 1440 px (safe zone 1546 × 423 px), LinkedIn personal cover is 1584 × 396 px, Twitter/X header is 1500 × 500 px, Twitch is 1200 × 480 px, and Facebook cover is 820 × 312 px. Our AI banner generator applies the correct platform-native dimensions automatically, so there's no manual resizing or cropping.

Yes. Modern models like Nano Banana Pro and Seedream are specifically strong at rendering legible, accurate text directly inside the banner. You can specify your channel name, tagline, or call-to-action in the prompt, and you can also fine-tune text, logos, and layout afterward in the editor for pixel-perfect results.

Absolutely. Run the same prompt across YouTube, LinkedIn, Twitter, Twitch, and Facebook and the AI keeps your colors, fonts, and composition consistent, so your visual identity stays recognizable everywhere. This is ideal for creators and businesses maintaining a unified look across every channel.

Yes. Banners you generate with Armox are yours to use commercially with no attribution required. Use them for your YouTube channel, LinkedIn profile, social headers, websites, ads, and more. Get started free with 2000 credits - no credit card required.