# Local MCP Server

> Use this tool when you need to perform various calculations, manage files securely, or provide a sandboxed environment for LangGraph agents and MCP clients. It solves problems related to mathematical operations, file handling, and secure data processing, offering a range of tools with async support and comprehensive logging. It accepts YAML configuration inputs and provides outputs through calculator operations and file operations, making it ideal for use cases requiring flexible and secure data management.

Canonical page: https://skillsregistry.net/skills/yulongwanxue-local-mcp-server  
JSON: https://api.skillsregistry.net/v1/skills/yulongwanxue-local-mcp-server

## Description

Provides 18 tools including calculator operations (add, subtract, multiply, divide, power, sqrt, log, trigonometric functions) and secure sandboxed file operations (read, write, append, delete, list) for LangGraph agents and MCP clients. Features async support, YAML configuration, comprehensive logging, and path traversal protection.

## 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:** monitoring
- **Updated:** 2026-09-19

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/slc4x6qskh)
- **Repository:** <https://github.com/yulongwanxue/local-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": "yulongwanxue-local-mcp-server"
    }
  }
}
```

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