Install Calculator in Claude Code
claude mcp add --transport http mcpcalc-calculator https://mcpcalc.com/api/v1/mcp{
"mcpServers": {
"mcpcalc-calculator": {
"url": "https://mcpcalc.com/api/v1/mcp"
}
}
}Frequently asked questions
What does the Calculator MCP server do?
Calculators accessible via MCP with real-time collaborative sessions and shareable URLs.
Is the Calculator MCP server free?
The server is free, but you will likely need an account. The server itself is free, but it connects to a service that needs an account or API key, which may have paid tiers. Check the provider for current pricing.
Does Calculator run locally or remotely?
Remote. Hosted by the provider. You connect with a URL, nothing to install.
How do I add Calculator to Claude Code?
Run: claude mcp add --transport http mcpcalc-calculator https://mcpcalc.com/api/v1/mcp
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