Getting Started
Get Calc MCP running in under 2 minutes.
Install
The fastest way to add Calc MCP is via Claude Code:
bash
claude mcp add -s user calc-mcp -- npx -y @coo-quack/calc-mcp@2.1.4For other clients (Claude Desktop, VS Code, Cursor, Windsurf, Docker), see the Installation page.
Your First Tool Call
Once installed, just ask in natural language. Your AI assistant selects the appropriate tool:
You: What's 10 + 34 x 341 / 23?
AI: [uses math tool] → 514.087
You: Generate a UUID v7
AI: [uses random tool] → 019c4b54-aad2-7e52-8a3b-...
You: What's 100 days after 2026-02-11?
AI: [uses date tool] → 2026-05-22
You: SHA-256 hash of "password123"
AI: [uses hash tool] → {"hash": "ef92b778bafe771e89245b89ec..."}See more examples →
All 21 Tools
| Category | Tools |
|---|---|
| Math | math, count, convert, base |
| Random | random (UUID, ULID, password, number, shuffle) |
| Dates | datetime, date, cron_parse |
| Text | base64, encode, hash, regex, diff, char_info |
| Validation | format_validate, luhn, semver |
| Parsing | ip, color, jwt_decode, url_parse |
Next Steps
- Installation guides — detailed setup for each platform
- Examples — real-world usage patterns
- All Tools — complete tool reference