# License

Certain K2K features require a license.&#x20;

The app configuration includes a license section to set the license key via the token configuration, and requires accepting the EULA to acknowledge the terms of use.

&#x20;A license key is not necessary unless the app configuration needs a premium feature like exactly-once.

#### Example

```yaml
license:
    token: <the license key issues by Lenses>
    acceptEula: true
```


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# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://docs.lenses.io/latest/k2k/configuration/license.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.
