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say-mcp-server

macOS System Voice Settings

An MCP server that provides text-to-speech functionality using macOS's built-in say command.

Requirements

macOS (uses the built-in say command)
Node.js >= 14.0.0

Configuration

Add the following to your MCP settings configuration file:

{
  "mcpServers": {
    "say": {
      "command": "node",
      "args": ["/path/to/say-mcp-server/build/index.js"]
    }
  }
}

Installation

npm install say-mcp-server

Tools

speak

The speak tool provides access to macOS's text-to-speech capabilities with extensive customization options.

Basic Usage

Use macOS text-to-speech to speak text aloud.

Parameters:

text (required): Text to speak. Supports:
- Plain text
- Basic punctuation for pauses
- Newlines for natural breaks
- [[slnc 500]] for 500ms silence
- [[rate 200]] for changing speed mid-text
- [[volm 0.5]] for changing volume mid-text
- [[emph +]] and [[emph -]] for emphasis
- [[pbas +10]] for pitch adjustment
voice (optional): Voice to use (default: "Alex")
rate (optional): Speaking rate in words per minute (default: 175, range: 1-500)
background (optional): Run speech in background to allow further MCP interaction (default: false)

Advanced Features

Voice Modulation:

use_mcp_tool({
  server_name: "say",
  tool_name: "speak",
  arguments: {
    text: "[[volm 0.7]] This is quieter [[volm 1.0]] and this is normal [[volm 1.5]] and this is louder",
    voice: "Victoria"
  }
});

Dynamic Rate Changes:

use_mcp_tool({
  server_name: "say",
  tool_name: "speak",
  arguments: {
    text: "Normal speed [[rate 300]] now speaking faster [[rate 100]] and now slower",
    voice: "Fred"
  }
});

Emphasis and Pitch:

use_mcp_tool({
  server_name: "say",
  tool_name: "speak",
  arguments: {
    text: "[[emph +]] Important point! [[emph -]] [[pbas +10]] Higher pitch [[pbas -10]] Lower pitch",
    voice: "Samantha"
  }
});

Integration Examples

With Marginalia Search:

// Search for a topic and have the results read aloud
const searchResult = await use_mcp_tool({
  server_name: "marginalia-mcp-server",
  tool_name: "search",
  arguments: { query: "quantum computing basics", count: 1 }
});

await use_mcp_tool({
  server_name: "say",
  tool_name: "speak",
  arguments: {
    text: searchResult.results[0].description,
    voice: "Daniel",
    rate: 150
  }
});

With YouTube Transcripts:

// Read a YouTube video transcript
const transcript = await use_mcp_tool({
  server_name: "youtube-transcript",
  tool_name: "get_transcript",
  arguments: {
    url: "https://youtube.com/watch?v=example",
    lang: "en"
  }
});

await use_mcp_tool({
  server_name: "say",
  tool_name: "speak",
  arguments: {
    text: transcript.text,
    voice: "Samantha",
    rate: 175
  }
});

Background Speech with Multiple Actions:

// Start long speech in background
await use_mcp_tool({
  server_name: "say",
  tool_name: "speak",
  arguments: {
    text: "This is a long speech that will run in the background...",
    voice: "Rocko (Italian (Italy))",
    rate: 69,
    background: true
  }
});

// Immediately perform another action while speech continues
await use_mcp_tool({
  server_name: "marginalia-mcp-server",
  tool_name: "search",
  arguments: { query: "parallel processing" }
});

With Apple Notes:

// Read notes aloud
const notes = await use_mcp_tool({
  server_name: "apple-notes-mcp",
  tool_name: "search-notes",
  arguments: { query: "meeting notes" }
});

if (notes.length > 0) {
  await use_mcp_tool({
    server_name: "say",
    tool_name: "speak",
    arguments: {
      text: notes[0].content,
      voice: "Karen",
      rate: 160
    }
  });
}

Example:

use_mcp_tool({
  server_name: "say",
  tool_name: "speak",
  arguments: {
    text: "Hello, world!",
    voice: "Victoria",
    rate: 200
  }
});

list_voices

List all available text-to-speech voices on the system.

Example:

use_mcp_tool({
  server_name: "say",
  tool_name: "list_voices",
  arguments: {}
});

Recommended Voices

Configuration

Add the following to your MCP settings configuration file:

{
  "mcpServers": {
    "say": {
      "command": "node",
      "args": ["/path/to/say-mcp-server/build/index.js"]
    }
  }
}

Requirements

macOS (uses the built-in say command)
Node.js >= 14.0.0

Contributors

Barton Rhodes (@bmorphism) - barton@vibes.lol

License

MIT

Install Server

HTTP connection URL

security – no known vulnerabilities

license - permissive license

quality - confirmed to work

How are these scores calculated?

local-only server

The server can only run on the client's local machine because it depends on local resources.

Tools

say 명령을 사용하여 macOS에서 텍스트 음성 변환 기능을 활성화하여 음성, 속도, 볼륨, 피치와 같은 음성 매개변수에 대한 광범위한 제어를 제공하여 사용자 정의 가능한 청각적 경험을 제공합니다.

Related Resources

Reddit Discussion about this server

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Say MCP Server

say-mcp-server

Requirements

Configuration

Installation

Tools

speak

Basic Usage

Advanced Features

Integration Examples

list_voices

Recommended Voices

Configuration

Requirements

Contributors

License

Tools

Related Resources

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