What are the most popular free and paid marketing writing assistant tools using generative AI for creating content? 2023 was a rare year in marketing, where the latest martech innovations we discuss crossed over into the mainstream. Of course, this has been prompted by the huge interest in ChatGPT, not only for marketing, but in many other applications. For 'hands-on' marketers seeking to take advantage of the latest AI-based tools for generating content and copywriting, there are now quite a few options which I'll recommend at the end of the post. In previous posts, I have reviewed how to use the free version of ChatGPT for marketing  and covered the latest updates to ChatGPT relevant for marketers. Smart Insights Business Members can also read more about how to start use ChatGPT collaboratively in our new Quick Win: How to use ChatGPT for marketing, covering AI marketing planning, strengths and weaknesses of…