# Run Function Block

The **Run Function Block** empowers your workflows with the ability to execute advanced, custom logic, enabling deeper integration and greater flexibility. This block ensures workflows remain adaptable to your most specific needs. This block is ideal for performing complex calculations, integrating with external APIs, or processing data dynamically.

{% embed url="<https://youtu.be/3bgTOhacFAk>" %}

## **Configurations**

### **Function**

Select the Function you want to execute or create a new one.

* **Select a Function**: Use the dropdown menu to choose an existing custom function from Explorer.
* **New Function**: Click the **New\...** button to create a new function in either JavaScript or Python. New Functions are automatically added to the Functions folder in your Explorer.
* Clicking **Browse community functions...** to import functions submitted by members of the MindStudio community into your project.

**Note:** Community functions are not maintained by MindStudio. It’s essential that you test our any community functions before incorporating them into your workflows. For updates to the function, you’ll need to reach out to the creator of the function.

### Additional Configurations

All Functions are custom coded and will have different configurations depending on the function that is selected for use in this block.


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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://university.mindstudio.ai/docs/building-ai-agents/blocks-reference/run-function-block.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.