crypto-feargreed-mcp

Crypto Fear & Greed Index MCP Server

A mcp server that provides real-time and historical Crypto Fear & Greed Index data, powered by the Alternative.me.

This server exposes resources and tools for fetching and analyzing the Fear & Greed Index, making it easy to integrate into MCP-compatible clients, including Claude Desktop.

Features

• Current Index: Retrieve the latest Fear & Greed Index value and classification.
• Historical Data: Fetch historical index values for a specified number of days.
• Trend Analysis: Analyze trends over time with statistics like average value and trend direction.
• Tool-Only Support: Includes tool versions of all resources for compatibility with tool-only MCP clients.
• Prompt Generation: Provides a prompt template for interpreting index values.

Resources

• fng://current. Current crypto Fear & Greed Index. Output:

• fng://history/{days}. Historical Data of Crypto Fear & Greed Index.Output:

Tools

• get_current_fng_tool() -> str.

Current Index. Same as fng://current

• get_historical_fng_tool(days: int) -> str.

Historical Index Data. Same as fng://history/{days}

• analyze_fng_trend(days: int) -> str.

Index trend Analysis. Output:

Prompts

• interpret_fng

Index Data Interpretation.

Output:

Installation

Installing via Smithery

To install Crypto Fear & Greed Index for Claude Desktop automatically via Smithery:

Clone the repository:

Install for Claude Desktop

Then enable it in your Claude Desktop configuration.

For other clients, add a server entry to your configuration file:

Examples

After installation, ask:

• "What's the current Crypto Fear & Greed Index?"
• "Show me the Crypto Fear & Greed Index trend for the last 30 days."

Claude will automatically call the appropriate tools and provide responses.

License

This project is licensed under the MIT License. See the LICENSE file for details.

Acknowledgments

• Built with MCP Python SDK.
• Data provided by Alternative.me Fear & Greed Index API.