You might consider reaching out to traditional publishing houses or self-publishing on platforms like Amazon Kindle Direct Publishing. Some blogs and websites also pay for quality story submissions. Just make sure to read their submission guidelines carefully.
Honestly, finding places that pay for adult story writing can be quite difficult. Most mainstream publishing platforms avoid such content due to legal and ethical considerations.
Some publishing houses and anthology projects might pay for quality flash fiction. Do some research to find those that are currently accepting submissions and offer compensation. Also, keep an eye on writing contests that have cash prizes for the winning entries.
You could also self-publish on platforms like Amazon Kindle Direct Publishing. Earn money through royalties based on sales. Another option is to enter writing competitions that offer cash prizes for winning entries.
Getting paid for fanfiction can be tricky. You could explore self-publishing options and promote your work through social media to attract potential paying readers. But be aware that many fanfiction works are subject to copyright restrictions, so make sure you're not violating any laws.
You could also consider self-publishing on platforms that allow for monetization, such as through ads or reader donations. But this often requires building a significant fan base first. Another option is to enter comic-writing competitions that offer cash prizes.