DisclaimerUnofficial, and not affiliated with Anthropic. Nearly all of this is read straight out of what ships: npm bundles, captured prompts, published docs. Anthropic's own notes go in verbatim, marked as theirs. The rest is my reading, and every entry carries the strings behind it. If one looks wrong, vote it down and say why.
While the XML/DOM features are added in this version, they appear to be used internally by Claude Code for processing structured content. There are no new CLI commands or arguments exposed to users for direct XML manipulation.
