Telegram Bots Receive Rich HTML and Markdown Formatting Options

This report outlines Telegram's expanded rich-text and Markdown features for bots — detailing maximum message length (32,768 UTF-8 characters), limits on structural blocks (500), nesting depth (16), media attachments (50), table columns (20), and supported formatting options such as headings, lists, code blocks, math rendering, and media integration. It is a product/feature announcement and not a cybersecurity incident.