Calc
21 tools for things AI is bad at — deterministic math, cryptographic randomness, date arithmetic, hashing, encoding, unit conversion, and more.
What is Calc?
Calc is a Model Context Protocol (MCP) server that allows AI assistants like Claude, Cursor, and VS Code to 21 tools for things ai is bad at — deterministic math, cryptographic randomness, date arithmetic, hashing, encoding, unit conversion, and more.
21 tools for things AI is bad at — deterministic math, cryptographic randomness, date arithmetic, hashing, encoding, unit conversion, and more.
This server falls under the Developer Tools category on MCPgee, the world's largest MCP server directory with 33,000+ servers.
Features
- 21 tools for things AI is bad at — deterministic math, crypt
Use Cases
Maintainer
Works with
Installation
NPM
npx -y @coo-quack/calc-mcpManual Installation
npx -y @coo-quack/calc-mcpConfiguration
Configuration Details
claude_desktop_config.json
Performance
Response Metrics
Resource Usage
Frequently Asked Questions about Calc
What is Calc?
Calc is a Model Context Protocol (MCP) server that 21 tools for things ai is bad at — deterministic math, cryptographic randomness, date arithmetic, hashing, encoding, unit conversion, and more. It connects AI assistants to external tools and data sources through a standardized interface.
How do I install Calc?
Install via npm with the command: npx -y @coo-quack/calc-mcp. Then add the server configuration to your AI client's JSON config file (e.g., claude_desktop_config.json or .cursor/mcp.json).
Which AI clients work with Calc?
Calc works with all major MCP-compatible AI clients including Claude Desktop, Claude Code, Cursor, VS Code (GitHub Copilot), Windsurf, and Cline.
Is Calc free to use?
Yes, Calc is open source and available under the MIT License license. You can use it freely in both personal and commercial projects.
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Browse More Developer Tools MCP Servers
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Set Up Calc in Your Editor
Choose your AI client for step-by-step setup instructions.
Quick Config Preview
Add this to your claude_desktop_config.json or .cursor/mcp.json
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