# MCP Calculator Server

> Use this tool when you need to perform simple arithmetic operations or build custom MCP tools, as it provides a lightweight calculator server that takes in numerical inputs and returns their sum as output, serving as a starting point for more complex MCP-compatible applications. It solves problems related to basic calculations and custom tool development, offering a straightforward interface for users. Ideal for use cases that require a basic calculator function or a foundation for building more advanced MCP tools.

Canonical page: https://skillsregistry.net/skills/aditya24023022-mcp-calculator-server-using-model-context-protocol-mcp-sdk  
JSON: https://api.skillsregistry.net/v1/skills/aditya24023022-mcp-calculator-server-using-model-context-protocol-mcp-sdk

## Description

A lightweight TypeScript-based MCP server that demonstrates how to build custom MCP tools by implementing a simple addition calculator. Serves as a starting point for building MCP-compatible tools.

## Trust

- **Trust score (0–1):** 0.30
- **Verification tier:** unverified
- **Last scanned:** 2026-09-02

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** other
- **Updated:** 2026-09-02

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/rgvjmgz706)
- **Repository:** <https://github.com/Aditya24023022/MCP-Calculator-Server-using-Model-Context-Protocol-MCP-SDK>

## 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": "aditya24023022-mcp-calculator-server-using-model-context-protocol-mcp-sdk"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/aditya24023022-mcp-calculator-server-using-model-context-protocol-mcp-sdk` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/aditya24023022-mcp-calculator-server-using-model-context-protocol-mcp-sdk/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