Markdown at a page's own address, and the agent skill at the older well-known address

Markdown at a page's own address, and the agent skill at the older well-known addressA page that has a Markdown version, such as /guides/connect, an operation in the reference, an error code, the changelog, the status page, the events or the rate limits, now answers in Markdown at its own address when the request sends Accept: text/markdown, with the same text and the same ?lang=…This page needs JavaScript. The same content is available as Markdown: /changelog/2026-10-28-markdown-at-page-addresses.md. Every document for agents is listed in /llms.txt.