# Utils

The `Utils` class provides helper functions for Cryptalk inbox IDs.

**Class: `Utils`**

**Constructor**

* `constructor(enableLogging?: boolean)`: Initializes a new Utils instance.

**Instance Methods**

* `async generateInboxId(identifier: Identifier): Promise<string>`: Generates an inbox ID for a given identifier.
* `async getInboxIdForIdentifier(identifier: Identifier, env?: XmtpEnv): Promise<string | undefined>`: Gets the inbox ID for a specific identifier and optional environment.
* `close(): void`: Terminates the underlying worker.


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