//[docs](../../../index.md)/[dev.inmo.tgbotapi.requests.edit.caption](../index.md)/[EditChatMessageCaption](index.md)/[chatId](chat-id.md) # chatId [common] Content open override val [chatId](chat-id.md): [ChatIdentifier](../../dev.inmo.tgbotapi.types/-chat-identifier/index.md)