# List of available STT A stt is a module that Kalliope will use to speak out. You can define them in your [settings.yml file](settings.md). See the [complete STT documentation](stt.md) for more information. ## Core STT Core STTs are already packaged with the installation of Kalliope an can be used out of the box. | Name | Description | Type | |-----------|--------------------------------------------------|-------------| | api.ai | [apiai](../kalliope/stt/apiai/README.md) | Cloud based | | bing | [bing](../kalliope/stt/bing/README.md) | Cloud based | | CMUSphinx | [CMUSphinx](../kalliope/stt/cmusphinx/README.md) | Self hosted | | Google | [google](../kalliope/stt/google/README.md) | Cloud based | | Houndify | [houndify](../kalliope/stt/houndify/README.md) | Cloud based | | wit.ai | [wit](../kalliope/stt/wit/README.md) | Cloud based | ## Community STT Community STTs need to be installed manually. To know how to install a community STT, read the "Installation" section of the [STT documentation](stt.md). Wanna add your STT in the list? Open [an issue](../../issues) with the link of your STT or send a pull request to update the list directly.