First of all, you have to know that in PixAI, all services of generation will cost credits. YOu can earn credits by daily login claim, get likes by publishing arts and models.
Daily credits claim can be found in user profile-> credits.
Credit claim will refresh at 00:00 UTC every day.
Daily credit claim can normally reward 10,000 credits.
You may earn extra credit by
filling out a survey
sharing generated images on social media and earning 80+ likes