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

# Lyrics / Inspo / Sounds / Tags

> lyrics generation, inspo reference-audio generation, sounds effects, upsampleTags expansion

```
POST https://toapis.com/v1/music/generations/{operation}
```

**model** `string` *required*

Fixed `"suno"`

## lyrics — lyrics generation (\$0.008)

**prompt** `string` *required*

Theme or topic description

**lyrics\_model** `string`

Lyrics model: `classic` / `remi` (optional)

```bash theme={null}
curl --request POST \
  --url https://toapis.com/v1/music/generations/lyrics \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{"model":"suno","prompt":"a song about summer by the sea"}'
```

## inspo — inspired generation ($0.068, Max $0.136)

Generate a new song inspired by 1-4 reference tracks.

**audio\_urls** `array` *required*

1-4 public audio URLs

**max\_mode** `boolean`

Max tier (no `custom` field; applies directly)

> [!WARNING]
>
> Do not send `custom`; the upstream rejects it.

## sounds — sound effects (\$0.0096)

**prompt** `string` *required*

Effect description

**type** `string`

Effect type

**bpm** `number`

Tempo (range 1-300)

**key** `string`

Musical key

## upsampleTags — tag expansion (\$0.004)

Expand a short style tag into a detailed style description.

**tags** `string` *required*

Style tags, e.g. `"lo-fi chill beats"`

```bash theme={null}
curl --request POST \
  --url https://toapis.com/v1/music/generations/upsampleTags \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{"model":"suno","tags":"lo-fi chill beats"}'
```

## Response

**task\_id** `string`

Task ID

**status** `string`

`submitted`


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