Telegram Markdown guides
Everything about formatting Telegram messages without 400 errors.
Fix “Bad Request: can't parse entities”
Every cause of Telegram's most common bot error and how to fix each one, with code.
MarkdownV2 escaping: the complete reference
All 18 reserved characters, the full syntax table, context-specific rules, and escape functions.
How to use Markdown in Telegram
Formatting in the app vs parse_mode in the Bot API — shortcuts, mode comparison, working examples.