# Calculator MCP Server

> Use this tool when you need to perform basic arithmetic operations, such as adding, subtracting, multiplying, or dividing numbers, and integrate the results with Claude Desktop or other MCP clients. It solves mathematical calculation problems and provides a simple interface for inputting numbers and operations, with output results. Ideal for use in contexts where quick calculations are required, such as data analysis or financial calculations.

Canonical page: https://skillsregistry.net/skills/snedea-calc-mcp-server  
JSON: https://api.skillsregistry.net/v1/skills/snedea-calc-mcp-server

## Description

Provides basic calculator operations (add, subtract, multiply, divide) as MCP tools for use with Claude Desktop and other MCP clients.

## Trust

- **Trust score (0–1):** 0.70
- **Verification tier:** verified
- **Last scanned:** 2026-08-31

## Facts

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

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/cn95bi9ipb)
- **Repository:** <https://github.com/snedea/calc-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": "snedea-calc-mcp-server"
    }
  }
}
```

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