# Calculator Service

> Use this tool when you need to perform precise arithmetic operations, such as calculations and data analysis, and require a standardized interface for seamless integration. It solves problems related to mathematical computations, providing reliable and efficient results for various applications. The Calculator Service takes numerical inputs and returns calculated outputs, making it ideal for use cases that involve data-driven decision making and quantitative analysis.

Canonical page: https://skillsregistry.net/skills/ubn-dev-mcp-calculator  
JSON: https://api.skillsregistry.net/v1/skills/ubn-dev-mcp-calculator

## Description

Provide precise and efficient calculation capabilities to your agents. Enable seamless arithmetic operations through a standardized interface. Enhance your applications with reliable mathematical computations.

## Trust

- **Trust score (0–1):** 0.30
- **Verification tier:** unverified
- **Last scanned:** 2026-08-24

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** container
- **Runtime environment:** vm
- **Category:** other
- **Updated:** 2026-08-24

## Source

- **Source listing:** [Smithery](https://smithery.ai/server/ubn-dev/mcp_calculator)

## 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": "ubn-dev-mcp-calculator"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/ubn-dev-mcp-calculator` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/ubn-dev-mcp-calculator/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