Bot API 7.1

Custom Emoji
• Bots can now get the custom emoji sticker set chosen by a group and use any custom emoji from it.

Boosts
• Added support for boost_added service messages, about new boosts added to the chat.
• Added the field sender_boost_count to the class Message, counting boosts added by the sender that are active on the message send date.

Stories
• Bots can now check if admins have the rights to post, edit and delete stories in supergroups.
• Added the field reply_to_story to the class Message.

• And more, see the full changelog for details:

https://core.telegram.org/bots/api-changelog#february-16-2024

Bot API 7.2

Telegram Business
• Bots can now manage private chats of Telegram Business subscribers who connect them to their account – check out BusinessConnection.
• Connected bots will receive updates about new messages, message edits and deletions in business chats they manage.
• Added the parameter business_connection_id to most send methods – to send messages on behalf of business users.
• Bots can now see business account details, such as their intro, opening hours and location.

Request Names, Usernames and Photos
• Bots can now request names, usernames and photos via new fields in the KeyboardButtonRequestUsers class.
• Likewise, bots can now use KeyboardButtonRequestChat to request chats' titles, usernames and photos.

Stickers
• Introduced support for mixed-format sticker packs.
• Regular sticker sets now support up to 120 stickers.
• Bots can now upload WEBM stickers using sendSticker.
• Simplified sticker replacement via the new replaceStickerInSet method.

General
• Mini Apps now support biometric authentication.
• The Chat class may now contain the user's birthday and personal channel.

• And more, see the full changelog for details:

https://core.telegram.org/bots/api-changelog#march-31-2024

Note: We have updated our Terms of Service for Telegram Bot Developers, kindly check out the latest version here.

Bot API 7.3

Telegram Business
• Messages sent on behalf of a business account now support url, login_url, and callback_game inline buttons.

Live Locations
• Added support for live locations that can be edited indefinitely.
• Bots can now edit live periods via the new live_period parameter.

General
• Added support for custom emoji in Polls.
• Added the field via_join_request to ChatMemberUpdated, for users whose join request was approved.
• Bots can now detect service messages about background changes in chats via the new chat_background_set field in Message.

• And more, see the full changelog for details:

https://core.telegram.org/bots/api-changelog#may-6-2024

Note: The method getChat now returns the new ChatFullInfo class, which has been split out from Chat.