MCP Tools Reference
Complete reference for all Verbatik MCP tools available to AI assistants.
MCP Tools Reference
Once connected, the following tools are available to your AI assistant.
list_voices
List available pre-trained TTS voices. Filter by language, gender, or search by name.
| Parameter | Required | Description |
|---|---|---|
language | No | Language code filter (e.g., en-US, fr-FR). |
gender | No | Male, Female, or Neutral. |
search | No | Search by voice name. |
text_to_speech
Convert text to speech using pre-trained voices. Returns a stored audio URL.
| Parameter | Required | Description |
|---|---|---|
text | Yes | Text to convert (up to 25,000 characters). |
voice_id | No | Voice slug (e.g., jenny-en-us). Defaults to Jenny. |
ssml | No | true if the text is SSML markup. |
Cost: $0.025 per 1,000 characters.
clone_voice
Clone a voice from an audio URL.
| Parameter | Required | Description |
|---|---|---|
audio_url | Yes | URL to the audio file (min 10 seconds). |
name | No | Name for the cloned voice. |
noise_reduction | No | Enable noise reduction. |
volume_normalization | No | Enable volume normalization. |
Cost: $3.00 per voice.
design_voice
Create a voice from a text description.
| Parameter | Required | Description |
|---|---|---|
prompt | Yes | Description of the desired voice. |
name | No | Name for the designed voice. |
preview_text | No | Text for the preview audio (max 500 characters). |
Cost: $3.00 per voice.
cloned_voice_tts
Generate speech using a cloned or designed voice.
| Parameter | Required | Description |
|---|---|---|
text | Yes | Text to synthesize (max 5,000 characters). |
voice_id | Yes | The cloned/designed voice ID. |
speed | No | 0.5–2.0, default 1. |
emotion | No | happy, sad, angry, fearful, disgusted, surprised, neutral. |
Cost: $0.08 per 1,000 characters.
list_my_voices
List all cloned and designed voices in your workspace. No parameters required.
get_my_voice
Get details about a specific cloned/designed voice.
| Parameter | Required | Description |
|---|---|---|
voice_id | Yes | The voice ID. |
delete_my_voice
Delete a cloned or designed voice.
| Parameter | Required | Description |
|---|---|---|
voice_id | Yes | The voice ID to delete. |
get_balance
Check your current workspace balance and billing summary. No parameters required.
text_to_music
Generate music from text prompts, tags, and lyrics.
| Parameter | Required | Description |
|---|---|---|
prompt | No | Description of the track. |
tags | No | Style tags. |
lyrics | No | Lyrics for the song. |
num_songs | No | 1 or 2. |
output_format | No | flac, mp3, wav, ogg, m4a. |
Cost: $0.20 per minute of audio.
Input combination rules apply: provide at least one of prompt, tags, or lyrics. Lyrics alone or tags alone are not sufficient. Do not provide all three simultaneously.
estimate_cost
Estimate the cost of an operation before executing it.
| Parameter | Required | Description |
|---|---|---|
operation | Yes | Operation type: tts, clone, design, music. |
character_count | No | For TTS operations. |