Bot API 9.1

Checklists
• Introduced support for native checklists.
• Out of the box, business bots can create and edit checklists.
• Bots can now receive checklists and detect progress via service messages.

Gifts, Stars and More
• Improved gifts with details on their last sale and transfer cooldown.
• Bots can now easily check their Telegram Star balance.
• Mini Apps can now hide the on-screen keyboard.
• Unlocked more poll options, allowing up to 12.

• And more, see the full changelog for details:

https://core.telegram.org/bots/api-changelog#july-3-2025