Captain Data MCP API

A middleware API for Captain Data tools, designed to work with ChatGPT and other AI assistants.

Local Development

Install dependencies:

npm install

Create a .env file with your environment variables:

CAPTAINDATA_API_KEY=your_api_key_here
HARDCODED_LINKEDIN_UID=your_linkedin_uid_here

Start the development server:

npm run dev

Deployment to Vercel

Install Vercel CLI:

npm i -g vercel

vercel login

Deploy:

vercel

Set up environment variables in Vercel:
- Go to your project settings in Vercel
- Add the following environment variables:
  - CAPTAINDATA_API_KEY
  - HARDCODED_LINKEDIN_UID

API Endpoints

GET /: Health check endpoint
GET /introspect: List all available tools
POST /tools/:id/run: Execute a specific tool

Using with ChatGPT

To use this API with ChatGPT:

Deploy to Vercel
Use the deployed URL in your ChatGPT configuration
The API will be available at: https://your-project.vercel.app

Available Tools

linkedin_extract_company: Extract data from LinkedIn company pages
linkedin_extract_people: Extract data from LinkedIn profile pages

Features

Tool-based architecture for Captain Data API integration
Dynamic API key support via request headers
JSON-based tool definitions
Fastify server with TypeScript

Getting Started

Prerequisites

Node.js 16+
npm or yarn

Development

Start the development server:

npm run dev

The server will be available at http://localhost:3000.

API Endpoints

GET /introspect - Get metadata about all available tools
POST /tools/:id/run - Execute a specific tool

Testing

You can use the provided test.http file to test the API endpoints.

Project Structure

src/
├── clients/         # API clients
├── tools/           # Tool definitions and factory
└── index.ts         # Main server file

License

ISC

This server cannot be installed

security - not tested

license - permissive license

quality - not tested

How are these scores calculated?

hybrid server

The server is able to function both locally and remotely, depending on the configuration or use case.

A middleware API that connects AI assistants like ChatGPT to Captain Data tools for extracting information from LinkedIn company and profile pages.

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