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# MIDICIDiscoveryManager

A singleton object that performs systemwide MIDI-CI discovery.

```
class MIDICIDiscoveryManager
```

## Overview

Use this class to retrieve information about MIDI-CI–capable nodes in the MIDI subsystem. You can create [`MIDICISession`](/documentation/CoreMIDI/MIDICISession) objects only from the destinations discovered using this API.

## Topics

### Accessing the Shared Instance

[`sharedInstance()`](/documentation/CoreMIDI/MIDICIDiscoveryManager/sharedInstance())

Returns the singleton discovery manager instance.

### Discovering Nodes

[`discover(handler:)`](/documentation/CoreMIDI/MIDICIDiscoveryManager/discover(handler:))

Discovers the available MIDI-CI nodes.


---

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