# ChatBoost

Source: https://core.telegram.org/bots/api#chatboost

[Documentation index](../llms.txt)

This object contains information about a chat boost.

| Field | Type | Description |
| --- | --- | --- |
| boost\_id | String | Unique identifier of the boost |
| add\_date | Integer | Point in time (Unix timestamp) when the chat was boosted |
| expiration\_date | Integer | Point in time (Unix timestamp) when the boost will automatically expire, unless the booster's Telegram Premium subscription is prolonged |
| source | [ChatBoostSource](chatboostsource.md) | Source of the added boost |