Nebula-Block-Data/nebulablock-mcp-server

by Nebula-Block-Data

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About

integrates with the fastmcp library to expose the full range of NebulaBlock API functionalities as accessible tools

Details

Author
Nebula-Block-Data
Downloads
376
Categories
Developer Tools

- Exposes NebulaBlock API functionalities as MCP tools
- Built on the fastmcp library
- Supports API key configuration via CLI or .env
- Runs with stdio transport
- Includes a test suite using pytest
- Licensed under the MIT License

Setting up with Highlight

This MCP is not yet compatible with Highlight’s one-click setup. However, you can still use it with Highlight by following these steps:

  1. Download and install Highlight from highlightai.com/download
  2. Navigate to the plugins tab and select "Add Custom Plugin"
  3. Configure the plugin with the settings below
    Plugin Name Nebula-Block-Data/nebulablock-mcp-server
    Command (node, npx, python, etc.)

    Please refer to the README for specific instructions on how to obtain API keys or other required environment variables.

  4. Enable "Start Automatically" if you want the plugin to start when Highlight launches

From the repository

Clone the repository, create and activate a virtual environment, then install dependencies with uv pip install -e .. Run the server using uv run -m src.main. Configure the NebulaBlock API key via the --api-key command-line argument or a .env file containing NEBULA_BLOCK_API_KEY. Finally, configure your MCP client (e.g., VS Code) by adding a server entry in settings.json with the appropriate uv command and arguments.

Claude Desktop / Cursor

Paste into your MCP client config file to install this server.

{
    "mcpServers": {
        "nebula-block-data/nebulablock-mcp-server": {
            "nebula": {
                "command": "~/path/to/uv",
                "args": [
                    "--directory",
                    "~/path/to/nebulablock_mcp",
                    "run",
                    "-m",
                    "src.main",
                    "--api-key=YOUR_API_KEY"
                ]
            }
        }
    }
}

McpServers

{
    "nebula": {
        "command": "~/path/to/uv",
        "args": [
            "--directory",
            "~/path/to/nebulablock_mcp",
            "run",
            "-m",
            "src.main",
            "--api-key=YOUR_API_KEY"
        ]
    }
}

NebulaBlock API MCP

This repository hosts the official NebulaBlock API Model Context Protocol (MCP) server. This server integrates with the fastmcp library to expose the full range of NebulaBlock API functionalities as accessible tools, enabling seamless and efficient interaction within any MCP-compatible environment.

Project Structure

.
├── src/
│   ├── __init__.py
│   ├── config.py
│   ├── main.py
│   ├── tools.py
│   └── mcp_project.egg-info/
├── tests/
│   ├── __init__.py
│   └── test_main.py
├── scripts/
├── docs/
├── .env.example
├── .gitignore
├── pyproject.toml
├── README.md
└── uv.lock

src/: Contains the main application source code, including configuration and tool definitions.
tests/: Contains unit and integration tests.
scripts/: Reserved for utility scripts (e.g., setup, data generation).
docs/: Reserved for supplementary documentation.
.env.example: Example file for environment variables.
.gitignore: Specifies intentionally untracked files to ignore.
pyproject.toml: Project metadata and build system configuration, including dependencies and project information.
README.md: This documentation file.
uv.lock: Lock file for uv dependency management.

Installation and Setup

To set up and run this project, follow these steps:

1. Clone the repository (if applicable):

    git clone https://github.com/Nebula-Block-Data/api-mcp
cd mcp-project

2. Create a virtual environment:
It's highly recommended to use a virtual environment to manage project dependencies.

    python3 -m venv .venv

3. Activate the virtual environment:
macOS/Linux:

source .venv/bin/activate

4. Install dependencies:
This project uses pyproject.toml for dependency management. Install setuptools and then the project in editable mode.

    uv pip install -e .

This will install fastmcp and any other dependencies specified in pyproject.toml.

Running the NebulaBlock API MCP Server

To start the NebulaBlock API MCP server:

uv run -m src.main

You should see output similar to: [05/29/25 17:32:58] INFO Starting MCP server 'FastMCP' with transport 'stdio'

Configuring API Key

The NebulaBlock API key can be configured in two ways:

1. Using the --api-key command-line argument:
You can provide the API key directly when running the application:

    python -m src.main --api-key your_nebula_block_api_key

This method will override any API key set in the .env file.

2. Using a .env file:
Create a file named .env in the root directory of the project and add your API key to it:

    NEBULA_BLOCK_API_KEY=your_nebula_block_api_key

The application will automatically load the API key from this file if the --api-key argument is not provided.

Running Tests

To run the unit tests, ensure your virtual environment is activated and pytest is installed (it will be installed with pip install -e .):

pytest

You should see output indicating that the tests passed.

Integrating with an MCP Client

To utilize the NebulaBlock API MCP server, you need to configure your MCP client (e.g., VS Code with an MCP extension) to connect to this server. Below is an example configuration for a settings.json file:

{
  "mcpServers": {
    "nebula": {
      "command": "~/path/to/uv",
      "args": [
        "--directory",
        "~/path/to/nebulablock_mcp",
        "run",
        "-m",
        "src.main",
        "--api-key=YOUR_API_KEY"
      ]
    }
  }
}

Replace ~/path/to/uv with the actual path to your uv executable.
Replace ~/path/to/nebulablock_mcp with the actual path to your project directory.

  • Replace YOUR_API_KEY with your actual NebulaBlock API key.


License

This project is licensed under the MIT License. See the LICENSE file (if created) for details.

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