# APIs

## Services

![Services tab under APIs tab in settings](/projtlauncher/img/screenshots/projtlauncher_dark_settings_services.png)

### Pastebin Service

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This is where you can choose which Paste Service to use.

### Metadata Server

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This is where you can set where the launcher gets it metadata.

## API Keys

![User API Keys tab under APIs tab in settings](/projtlauncher/img/screenshots/projtlauncher_dark_settings_services.png)

### Microsoft Authentication

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Set this if you want to use your own client ID for Microsoft Authentication.

### CurseForge Core API

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Set this if you want to use your own CurseForge API key.

## Miscellaneous

![Miscellaneous tab under APIs tab in settings](/projtlauncher/img/screenshots/projtlauncher_dark_settings_services.png)

### User Agent

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Set this if you want to use a custom User Agent.