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Use-case guide

Use-case guide

Best AI image generator for ad creatives

Ad creatives live or die in the first second of a scroll, and every campaign needs the same idea in several sizes. You want a model that renders a clear offer, keeps the brand consistent and produces variations quickly enough to test.

Our picks

  1. Pick 1

    GPT Image 2.5

    OpenAI

    Places offer text, prices and calls to action where you ask, which makes it the strongest choice for ads that carry copy in the image.

    • From 10 credits per image
    • Up to 16 reference images
    • 5 aspect ratios
    Create with GPT Image 2.5
  2. Pick 2

    Nano Banana 2

    Google

    Cheap enough to produce many variations for A/B tests, and keeps your product and brand assets consistent when you attach them as references.

    • From 2 credits per image
    • Up to 14 reference images
    • 7 aspect ratios
    Create with Nano Banana 2
  3. Pick 3

    Seedream 5.0 Pro

    ByteDance

    Covers the most aspect ratios, so one concept can be generated natively for feed, story and banner placements instead of cropped.

    • From 7 credits per image
    • Up to 1 reference image
    • 8 aspect ratios
    Create with Seedream 5.0 Pro

Real examples from the gallery

Open any example to see the full prompt, copy it, and run it on the model you choose.

Browse more prompts

Tips for better results

  • Lead with one message per creative: the product, the benefit, or the offer, not all three at full size.
  • Generate each placement in its own aspect ratio (1:1 feed, 4:5 portrait feed, 9:16 stories) rather than cropping one image.
  • Attach your logo and product photo as references and describe where the logo sits.
  • Keep a winning prompt and change one variable at a time, such as the background colour or the headline, to learn what performs.

Questions

Which AI is best for Facebook and Instagram ads?
Use GPT Image 2.5 when the ad needs readable text, and Nano Banana 2 for fast, low-cost variations of a product shot. Generate 1:1, 4:5 and 9:16 versions for the main placements.
Can I use AI-generated images in paid ads?
Generally yes, provided you have the rights to any products, logos or people shown and the creative follows each ad platform policy. Review every image before it goes live.
How many variations should I generate for a test?
Three to five variations that differ in one clear way are usually enough to see a winner. Change one element at a time so the result tells you something.

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