MCP 服务器

LinkedIn Sales & Navigator MCP Server

Enables AI assistants to interact with LinkedIn and LinkedIn Sales Navigator for searching profiles, managing leads, and handling messaging via cookie-based authentication. It supports professional networking tasks such as sending connection requests and retrieving account details through the Model Context Protocol.

README

LinkedIn Sales Navigator MCP Server

A Model Context Protocol server for LinkedIn Sales Navigator -- automate lead generation, profile research, and outreach workflows through AI assistants.

Features

Lead search -- search LinkedIn Sales Navigator with filters for title, company, location, industry
Profile enrichment -- extract detailed profile data including experience, education, skills
Company research -- get company details, employee counts, recent updates
Connection management -- send connection requests with personalized messages
InMail automation -- draft and send InMail messages via AI
Cookie-based auth -- uses your browser session, no LinkedIn API partnership required
Stealth browsing -- Puppeteer with stealth plugin to avoid detection
MCP standard -- works with Claude Desktop, Claude Code, and any MCP-compatible client

Prerequisites

Node.js >= 18.0.0
npm >= 8.0.0
LinkedIn Sales Navigator subscription with active browser session

Installation

git clone https://github.com/aditya-ai-architect/Lindin-Sales-and-Navigator-MCP.git
cd Lindin-Sales-and-Navigator-MCP
npm install
npm run build

Getting Your LinkedIn Cookies

Open linkedin.com and log in
Open Developer Tools (F12)
Go to Application > Cookies > https://www.linkedin.com
Copy the li_at cookie value

Cookie	Description
`li_at`	LinkedIn session authentication token

Configuration

Environment Variables

Variable	Required	Description
`LINKEDIN_SESSION_COOKIE`	Yes	The `li_at` cookie value

Create a .env file:

LINKEDIN_SESSION_COOKIE=your_li_at_cookie_here

Claude Desktop

{
  "mcpServers": {
    "linkedin": {
      "command": "node",
      "args": ["/absolute/path/to/Lindin-Sales-and-Navigator-MCP/build/index.js"],
      "env": {
        "LINKEDIN_SESSION_COOKIE": "your_li_at_cookie_here"
      }
    }
  }
}

Claude Code

claude mcp add linkedin -- node /absolute/path/to/Lindin-Sales-and-Navigator-MCP/build/index.js

Usage Examples

Search for leads:

Find VP of Engineering at Series B startups in San Francisco

Research a company:

Get company details and recent updates for Anthropic

Outreach:

Send a connection request to [profile] with a personalized note about their recent post on AI agents

Project Structure

Lindin-Sales-and-Navigator-MCP/
  src/
    index.ts              # MCP server setup and tool registration
    linkedin-client.ts    # LinkedIn API client
  build/                  # Compiled output
  package.json
  tsconfig.json

Troubleshooting

Issue	Solution
Auth errors	Cookie expired -- extract fresh `li_at` from browser
Rate limiting	LinkedIn limits requests; add delays between operations
Profile not found	Check if the profile URL or username is correct
Detection/block	Clear cookies, wait 24h, then use fresh session

Tech Stack

Runtime: Node.js (ES2022)
Language: TypeScript 5.x
MCP SDK: @modelcontextprotocol/sdk
Browser: Puppeteer + puppeteer-extra-plugin-stealth
Validation: Zod

Disclaimer

This tool uses LinkedIn's internal APIs via session cookies. Automated access may violate LinkedIn's Terms of Service. Use responsibly for personal and educational purposes only.