Calculator

Reliability

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How to connect

Add it to any MCP client that supports remote servers.

{
  "mcpServers": {
    "calculator-2": {
      "type": "http",
      "url": "https://mcpcalc.com/api/v1/mcp"
    }
  }
}

10 tools

• list_calculators

  List available calculators, optionally filtered by category

• get_calculator_schema

  Get the input schema for a specific calculator

• calculate

  Run a calculation and get results + prefilled URL

• generate_prefilled_url

  Generate a prefilled URL without running calculation

• calculate_cas

  Evaluate one or more headless CAS expressions server-side (MCP-only numeric mode). Unsupported expressions return a GUI handoff link.

• calculate_cas_headless

  Alias of calculate_cas. Headless MCP-only CAS evaluator; if unsupported features are requested, returns GUI handoff details.

• create_session

  Create a new interactive session for any calculator and return the session URL

• get_session_state

  Retrieve the current field values, computation transcript, and pending message queue for an active session

• push_session_action

  Push actions into a session's message queue (set fields, submit computation, trigger plot, etc.)

• close_session

  Close a session and optionally persist a snapshot of its final state

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