# What makes the sound

> The AI Audio providers: the Preview, simulated in your browser; Gemini, ElevenLabs and OpenAI voices connected in code; Lyria and ElevenLabs effects not connected.

Source: https://aiaudio.geenius.io/docs/providers/

| Provider | Makes | State |
| --- | --- | --- |
| Preview | Speech, music, effects, dialogue | Ready, simulated, in your browser |
| Gemini speech | Speech | Connected in code; ready where its key is set |
| ElevenLabs voice | Speech | Connected in code for one voice; ready where its key is set |
| OpenAI speech | Speech, optional | Connected in code; ready where its key is set |
| Lyria 2 | Music, 30 s | Not connected |
| ElevenLabs effects | Sound effects | Not connected |

Keys are the deployment's, with your workspace's Geenius OS secrets over them. The providers list in the app says what is ready where you are. Your text goes to a model's provider when one is used.