Schema | Kokoro Text to Speech MCP Server

Kokoro Text to Speech MCP Server

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Server Configuration

Describes the environment variables required to run the server.

Name	Required	Description	Default
`DEBUG`	No	Enable debug mode (set to "true" or "1")
`MCP_HOST`	No	Host to bind the server to	0.0.0.0
`MCP_PORT`	No	Port to listen on	9876
`TTS_SPEED`	No	Default speed for the TTS client	1.0
`TTS_VOICE`	No	Default voice for the TTS client	af_heart
`AWS_REGION`	No	S3 region (e.g., us-east-1)	us-east-1
`MP3_FOLDER`	No	Path to store MP3 files (default is 'mp3' folder in script directory)
`S3_ENABLED`	No	Enable S3 uploads (set to "true" or "1")	true
`TTS_LANGUAGE`	No	Default language for the TTS client	en-us
`AWS_S3_FOLDER`	No	Folder path within the S3 bucket	mp3
`MCP_CLIENT_HOST`	No	Hostname for client connections to the server	localhost
`AWS_ACCESS_KEY_ID`	No	Your AWS access key ID
`AWS_S3_BUCKET_NAME`	No	S3 bucket name
`MP3_RETENTION_DAYS`	No	Number of days to keep MP3 files before automatic deletion
`AWS_S3_ENDPOINT_URL`	No	Optional custom endpoint URL for S3-compatible storage
`AWS_SECRET_ACCESS_KEY`	No	Your AWS secret access key
`DELETE_LOCAL_AFTER_S3_UPLOAD`	No	Whether to delete local MP3 files after successful S3 upload (set to "true" or "1")

Instructions

Guidance the server publishes about itself, which clients place ahead of the tool catalog so the model reads it before choosing anything.

This server publishes no instructions, or was last inspected before Glama recorded them.

Capabilities

Server capabilities have not been inspected yet.

Tools

Functions exposed to the LLM to take actions

Name Description

Name	Description
text_to_speechB	`Convert text to speech using the Kokoro TTS service. Args: text: The text to convert to speech voice: Voice ID to use (default: af_heart) speed: Speech speed (default: 1.0) lang: Language code (default: en-us) filename: Optional filename for the MP3 (default: auto-generated UUID) upload_to_s3: Whether to upload to S3 if enabled (default: True) Returns: A dictionary with information about the generated audio file`

text_to_speechB

    Convert text to speech using the Kokoro TTS service.
    
    Args:
        text: The text to convert to speech
        voice: Voice ID to use (default: af_heart)
        speed: Speech speed (default: 1.0)
        lang: Language code (default: en-us)
        filename: Optional filename for the MP3 (default: auto-generated UUID)
        upload_to_s3: Whether to upload to S3 if enabled (default: True)
        
    Returns:
        A dictionary with information about the generated audio file

Prompts

Interactive templates invoked by user choice

Name	Description
No prompts

Resources

Contextual data attached and managed by the client

Name	Description
No resources

Server Configuration
Instructions
Capabilities
Tools
Prompts
Resources

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