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

# Sound Effects

> Generate sound effects with Suno AI

Generate sound effects (not music) using Suno AI.

## Model

```
suno-ai/sound
```

## Parameters

| Parameter       | Type   | Required | Default      | Description                                                                                                                                                                            |
| --------------- | ------ | -------- | ------------ | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| `prompt`        | string | Yes      | —            | Sound description (e.g. `"dog barking in street"`)                                                                                                                                     |
| `mv`            | string | Yes      | —            | Model version (e.g. `chirp-fenix`)                                                                                                                                                     |
| `title`         | string | No       | —            | Sound title                                                                                                                                                                            |
| `negative_tags` | string | No       | —            | Tags to avoid                                                                                                                                                                          |
| `bpm`           | int    | No       | —            | Tempo / beats per minute (1–300)                                                                                                                                                       |
| `key`           | string | No       | —            | Musical key (see Valid Keys)                                                                                                                                                           |
| `type`          | string | No       | `"one-shot"` | `"one-shot"` or `"loop"`                                                                                                                                                               |
| `custom_model`  | object | No       | —            | Required when `mv` is `chirp-custom`. Inline custom model — `{ "name": string, "audio_urls": string[] }`. See [Music Generation › Custom Model](/models/audio/suno/music#custom-model) |

## Valid Keys

| Mode  | Keys                                                             |
| ----- | ---------------------------------------------------------------- |
| Major | `C` `C#` `D` `D#` `E` `F` `F#` `G` `G#` `A` `A#` `B`             |
| Minor | `Cm` `C#m` `Dm` `D#m` `Em` `Fm` `F#m` `Gm` `G#m` `Am` `A#m` `Bm` |

## Example

```bash theme={null}
curl -X POST https://api.unifically.com/v1/tasks \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -d '{
    "model": "suno-ai/sound",
    "input": {
      "prompt": "dog barking in street",
      "mv": "chirp-fenix",
      "title": "Dog Bark",
      "type": "one-shot",
      "bpm": 120,
      "key": "Am"
    }
  }'
```

## Response

```json theme={null}
{
  "code": 200,
  "success": true,
  "data": {
    "task_id": "abc123def456",
    "status": "processing"
  }
}
```

Status response uses the same clip format as [Music Generation](/models/audio/suno/music).