Inline Bots

You can now easily send bot-generated content to any chat, group or channel – even if the bot is not a member. Simply type the @username of an inline bot in the message field in any chat, then type some keywords. The bot will offer you relevant content that you can send in one tap.
https://telegram.org/blog/inline-bots

Sample inline bots:
@gif – Search and send animated GIFs
@vid – Quickly share YouTube videos
@bing – Find pictures using Bing
@pic – Find pictures using Yandex
@wiki – Share Wikipedia articles
@imdb – Find and share movie details
@bold – Send bold, italic or fixed width text