# SendBird Chat v3.0.156 (JavaScript) has been released! (2021-09-24)

**URL:** <https://community.sendbird.com/t/sendbird-chat-v3-0-156-javascript-has-been-released-2021-09-24/3102>\
**Category:** New Releases\
**Created:** [September 24, 2021, 12:14pm UTC](https://community.sendbird.com/t/sendbird-chat-v3-0-156-javascript-has-been-released-2021-09-24/3102 "2021-09-24T12:14:37Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Sendbird](https://sea2.discourse-cdn.com/flex020/user_avatar/community.sendbird.com/sendbird/32/5002_2.png) [@Sendbird](https://community.sendbird.com/u/Sendbird)\
**Post date:** [September 24, 2021, 12:14pm UTC](https://community.sendbird.com/t/sendbird-chat-v3-0-156-javascript-has-been-released-2021-09-24/3102/1 "2021-09-24T12:14:37Z")

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[https://github.com/sendbird/SendBird-SDK-JavaScript/releases/tag/v3.0.156](https://github.com/sendbird/SendBird-SDK-JavaScript/releases/tag/v3.0.156)

• Added `markAsRead(callback)` in `GroupChannel`.  
• Deprecated `markAsRead()` in `GroupChannel`.