Fear and Greed MCP
Read the crypto fear and greed index from the public alternative.me API. No key required.
This file is self contained. It reads public data only and never writes to the machine. All output is bounded and honest about what could not be fetched.
Tools
current The current index value.
history Recent index values.
Usage
npm install
npm run build
node dist/index.js
The index is a sentiment measure from the public alternative.me API.
Premium tools
These tools need a license key:
market_extremes
greed_trend
Buy a key at https://mcp-marketplace.io/server/io-github-mrfentmen-fear-greed-mcp and set it in your MCP client config:
"env": { "MCP_LICENSE_KEY": "mcp_live_..." }
The key is checked against MCP Marketplace, cached for 24 hours, and keeps
working offline once one check has succeeded. Every other tool on this server
stays free.