The most effective AI content generation tool available for free is HIXAI. It is an all-in-one AI writing copilot that has quickly risen to the top as the most impressive and comprehensive AI-assisted writing platform. The core strength of HIXAI is the ArticleGPT, which helps generate content in 8 different types. Despite being a slightly late addition to the AI space, HIXAI continues to outperform competitors in the field. It is the best AI content generator overall.