# Mackerel

> Use this tool when you need to monitor and manage server infrastructure through a natural language interface, enabling retrieval of host information, service details, and metrics, as well as management of monitoring configurations and alerts. It solves problems related to server monitoring, alert handling, and downtime management by providing an interactive interface through Claude AI assistant. The tool requires a Mackerel API key as input and outputs host data, service details, and monitoring configurations.

Canonical page: https://skillsregistry.net/skills/ryuichi1208-mackerel  
JSON: https://api.skillsregistry.net/v1/skills/ryuichi1208-mackerel

## Description

A Mackerel MCP server that enables Claude AI assistant to interact with the Mackerel server monitoring platform. Developed by ryuichi1208, this implementation provides tools to retrieve host information, service details, metrics, and manage monitoring configurations through the Mackerel API. The server supports operations like listing hosts, retrieving specific host data, updating host status, managing monitors, and handling alerts and downtimes. It requires a Mackerel API key and can be integrated with Claude Desktop for interactive monitoring of server infrastructure through natural language conversations.

## Trust

- **Trust score (0–1):** 0.50
- **Verification tier:** unverified

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** monitoring
- **Updated:** 2026-04-25

## Source

- **Source listing:** [PulseMCP](https://www.pulsemcp.com/servers/ryuichi1208-mackerel)
- **Repository:** <https://github.com/ryuichi1208/mackerel-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": "ryuichi1208-mackerel"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/ryuichi1208-mackerel` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/ryuichi1208-mackerel/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