# MCP Demo Server

> Use this tool when you need to demonstrate AI assistant capabilities or build custom tools for mathematical calculations and multilingual interactions. The MCP Demo Server provides a showcase for Model Context Protocol (MCP) implementation, accepting input requests and returning output responses for calculations and greetings in multiple languages. It solves problems related to AI assistant development and testing, offering a foundation for custom tool development.

Canonical page: https://skillsregistry.net/skills/joeguo911-mcp-demo  
JSON: https://api.skillsregistry.net/v1/skills/joeguo911-mcp-demo

## Description

A demonstration server based on Model Context Protocol (MCP) that showcases how to build custom tools for AI assistants, providing mathematical calculation and multilingual greeting capabilities.

## Trust

- **Trust score (0–1):** 0.99
- **Verification tier:** verified
- **Last scanned:** 2026-09-19

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** other
- **Updated:** 2026-09-19

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/vxmiyo4kxw)
- **Repository:** <https://github.com/joeguo911/mcp-demo>

## 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": "joeguo911-mcp-demo"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/joeguo911-mcp-demo` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/joeguo911-mcp-demo/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