If you're looking for a more content marketing-focused tool, check out Narrato, an all-in-one content creation and management platform with AI tools to help you create and streamline content. It's got an AI Content Assistant with a range of templates, content workflow automation and collaboration tools. It doesn't specifically mention a chat function, but the AI tools can help you generate and manage content more quickly and easily.
Finally, Contents.ai offers a generative AI platform with tools for AI Chat, AI Writer and AI Translation. It can create content up to 10 times faster and can be used for a variety of formats like blog posts, product descriptions and social media copy. It's geared for marketing teams and businesses, with a range of tools to help you with your writing and content operations.