# BackgroundTypeChatTheme

> The background is taken directly from a built-in chat theme

**Category:** Telegram Bot API — Types (A-Z)  
**URL:** https://docs.botlify.cloud/backgroundtypechattheme  
**Platform:** Botlify Cloud (https://botlify.cloud)  

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The background is taken directly from a built-in chat theme.

## Fields

| Field | Type | Required | Description |
| --- | --- | --- | --- |
| type | String | Always | Type of the background, always "chat_theme" |
| theme_name | String | Always | Name of the chat theme, which is usually an emoji |

> [!TIP]
> **Botlify Cloud Runtime**
> Credentials are auto-injected in .env — always load them with getenv(): BOT_TOKEN, ADMIN_CHAT_ID, BOT_USERNAME. Main database: database.db (SQLite, WAL mode). Runtime errors: error.log. Quick test: send to $ADMIN_CHAT_ID. Full details: Runtime Reference.