> ## Documentation Index
> Fetch the complete documentation index at: https://kumo.ai/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# num_pre_message_passing_layers

#### `num_pre_message_passing_layers: <list[int]>` (Optional)

## Description

A list of potential number of multilayer perceptron layers before message passing layer in the graph neural network model for AutoML to explore.

* Each value in `num_pre_message_passing_layers` must satisfy `0 <= num_pre_message_passing_layers <= 4`.

### Supported Task Types

* All

### Default Values

| [run\_mode](/run-mode) | Default Value |
| ---------------------- | ------------- |
| FAST                   | `[0, 1, 2]`   |
| NORMAL                 | `[0, 1, 2]`   |
| BEST                   | `[0, 1, 2]`   |