# FastMCP Calculator Server

> Use this tool when you need to perform mathematical calculations securely, with features like addition, subtraction, multiplication, and division, and optional authentication via JWT or Google OAuth. It solves problems requiring authorized access to calculator tools, providing a secure interface for users to input mathematical expressions and receive calculated outputs. Ideal for applications requiring authenticated calculation services, such as financial or scientific computing.

Canonical page: https://skillsregistry.net/skills/muhammad-moin-mcp-server  
JSON: https://api.skillsregistry.net/v1/skills/muhammad-moin-mcp-server

## Description

A Model Context Protocol server providing calculator tools (add, subtract, multiply, divide, etc.) with optional JWT or Google OAuth authentication.

## Trust

- **Trust score (0–1):** 0.69
- **Verification tier:** scanned
- **Last scanned:** 2026-08-31

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** security
- **Updated:** 2026-08-31

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/x80pyqqubw)
- **Repository:** <https://github.com/Muhammad-Moin/MCP_SERVER>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "muhammad-moin-mcp-server"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/muhammad-moin-mcp-server` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/muhammad-moin-mcp-server/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt