The most comprehensive everyday calculator MCP server — 501 tools, 22 categories, 8 countries. Free, no API key.
Quick Install
Copy the config for your editor. Some servers may need additional setup — check the README.
Add to claude_desktop_config.json:
{
"mcpServers": {
"macalc-mcp": {
"command": "npx",
"args": [
"-y",
"tresor4k/macalc-mcp"
]
}
}
}
Run in terminal:
claude mcp add macalc-mcp npx -y tresor4k/macalc-mcp
Add to .cursor/mcp.json:
{
"mcpServers": {
"macalc-mcp": {
"command": "npx",
"args": [
"-y",
"tresor4k/macalc-mcp"
]
}
}
}