Finnhub

stdio

Real-time US-equity quotes, company fundamentals, earnings, analyst trends, and news via Finnhub.

Getting Started

npx @getmcp/cli add io.github.cyanheads/finnhub-mcp-server

Requires Node.js 18+. Community-contributed server. Review source before installing.

Claude Desktopguide →Vscodeguide →Cursorguide →Windsurfguide →

Required Environment Variables

FINNHUB_API_KEY
Required. Free Finnhub API key from https://finnhub.io/register (Dashboard → API key). Free tier: 60 req/min, US real-time.

Configuration

Config file: ~/Library/Application Support/Claude/claude_desktop_config.json

JSON

{
  "mcpServers": {
    "io.github.cyanheads/finnhub-mcp-server": {
      "command": "node",
      "args": [
        "@cyanheads/finnhub-mcp-server",
        "run",
        "start:stdio"
      ],
      "env": {
        "FINNHUB_API_KEY": "",
        "FINNHUB_BASE_URL": "https://finnhub.io/api/v1",
        "MCP_LOG_LEVEL": "info"
      }
    }
  }
}

Claude Desktop MCP documentation