Twelve Data

Overview

A Model Context Protocol server for the Twelve Data API. This server provides tools to fetch market data—historical time series, latest quotes, and instrument lists—for stocks, forex pairs, and cryptocurrencies. Please note that mcp-server-twelve-data is in early development; functionality and available tools may change as the Twelve Data API evolves.

Tools

1. time_series Fetch historical price data for a symbol.

   • Inputs:

     • symbol (string): Ticker, e.g. AAPL
     • interval (string): Data interval, e.g. 1min, 1day
     • start_date (string, optional): ISO-8601 start timestamp
     • end_date (string, optional): ISO-8601 end timestamp

   • Returns: Array of OHLCV bars

2. price Get the latest price for a symbol.

   • Inputs:

     • symbol (string)

   • Returns: Latest price quote

3. stocks List available stock instruments.

   • Inputs:

     • exchange (string, optional): Exchange code to filter by

   • Returns: Array of stock metadata

4. forex_pairs List available forex pairs.

   • Inputs: none
   • Returns: Array of forex pair metadata

5. cryptocurrencies List available cryptocurrencies.

   • Inputs: none
   • Returns: Array of cryptocurrency metadata

Installation

Using uv (recommended)

No local install required—use uvx to run directly:

uvx mcp-server-twelve-data --help

Using pip

pip install mcp-server-twelve-data
python -m mcp_server_twelve_data --help

Configuration

Usage with Claude Desktop

Add to your claude_desktop_config.json:

{
  "mcpServers": {
    "twelvedata": {
      "command": "uvx",
      "args": ["mcp-server-twelve-data", "--apikey", "YOUR_API_KEY"]
    }
  }
}

Usage with VS Code

Install with UV in VS Code

For manual configuration, add to your User Settings (JSON):

{
  "mcp": {
    "servers": {
      "twelvedata": {
        "command": "uvx",
        "args": ["mcp-server-twelve-data", "-t", "streamable-http"]
      }
    }
  }
}

Debugging

Use the MCP Inspector:

npx @modelcontextprotocol/inspector uvx mcp-server-twelve-data

Development

1. Local testing via MCP Inspector (see Debugging).
2. Claude Desktop: update claude_desktop_config.json to point at your local source.

Docker run

docker build -t mcp-server-twelve-data .
docker run --rm mcp-server-twelve-data --apikey YOUR_API_KEY

License

This MCP server is licensed under the MIT License. See the LICENSE file for details.