Yes, WordPress generates a basic XML sitemap by default starting with version 5.5. You can access it by visiting yoursite.com/wp-sitemap.xml. This sitemap includes your posts, pages, and other content types.
WordPress version 5.5, which was released in August 2020. In this version, WordPress introduced built-in XML sitemaps as a core feature. If you’re using WordPress 5.5 or later, your site automatically generates a basic sitemap without needing additional plugins. If you’re on an older version, you may need a plugin to add this functionality.