Practical guides for sellers, brands and creators: which tools and models to use, the rules for each format, and how to make AI ads look designed.
The best AI tools for making product ads in 2026, compared by what they do well: AI art directors, template editors and raw image generators. Written by the makers of Poster Grammar.
ChatGPT Image, Ideogram, Nano Banana, Seedream, Recraft or Midjourney for product posters? What each model does well for ads, and why the layout matters more than the model.
Amazon product image requirements in 2026: pure white main image, 85% fill, 1,000 px minimum for zoom, file types, plus a simple image-by-image template for your listing.
When Canva is the right tool, and when an AI art director like Poster Grammar makes better product ads. An honest side-by-side for ecommerce sellers and small brands.
How bento layouts work for product ads and which ones sell.
The cause is a missing layout. Six fixes for any image model.
How Poster Grammar turns a product photo and a brief into a designed ad.
Bring a product photo. 12 free credits, no card.
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