TL;DR
Calculator is a Model Context Protocol (MCP) server. Exact arithmetic: one calculator tool over an AST allowlist, with integers exact at any size. Install with: uvx calc-mcp-server. Source: https://github.com/slettmayer/calc-mcp-server. It speaks the Model Context Protocol and works with any compatible client (Claude, Cursor, Cline, Windsurf, Warp and more).
Calculator
Exact arithmetic: one calculator tool over an AST allowlist, with integers exact at any size.
Install Command
uvx calc-mcp-serverFrequently Asked Questions
Calculator is a Model Context Protocol server that Exact arithmetic: one calculator tool over an AST allowlist, with integers exact at any size.
You can install it by running the install command: `uvx calc-mcp-server`. It then becomes available to any MCP-compatible client such as Claude, Cursor, Cline, Windsurf.
The Calculator MCP Server is compatible with any client that speaks the Model Context Protocol — including Claude, Cursor, Cline, Windsurf.
Check the project license on its repository before use.
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- Agent Rank
- 0.0
- License
- Last Updated
- Aug 11, 2026
- Languages
- Python
Client Compatibility
Speaks the Model Context Protocol — works with any compatible client.