Does it use your real product? Upload a product photo and check the label in the result.
Which models does it run, and at what price? The best model changes every few months.
Can it post and run the ads? Making the file is half the job.
Does it work from your AI assistant? Claude, ChatGPT and Cursor support is now a real feature.
Can you try it free? Make one real ad for your own product before you pay.
The ads that work are usually variations of ads that already work. A tool that shows what competitors run, and how long they have run it, gives better starting points than a blank prompt.

Best AI ad generators for 2027: https://hermoso.ai/blog/best-ai-ad-generators-2027/
The list as a public Google Sheet: https://docs.google.com/spreadsheets/d/e/2PACX-1vSkraYSk0CoUU1JpPkdzFphzW6oVzkgYU-eq4JkDJL70uCErCC-cNf-gHxQm-ds_Bhhp4LB31H1sWmJ/pubhtml
Try Hermoso: https://hermoso.ai

How to choose an AI ad generator in 2027
A buyer's checklist and a shortlist by job. By Hermoso AI, which makes one of the tools listed, so read it with that in mind.
Hermoso AI · Market & tooling evaluation