# rails-lens

> Use this tool when you need to analyze and understand the implicit dependencies in Ruby on Rails applications, such as callbacks, associations, and concerns. It exposes these dependencies to AI coding tools, solving problems like code comprehension and automated coding assistance. By providing insights into Rails application structures, rails-lens enables more effective AI-powered coding and development workflows.

Canonical page: https://skillsregistry.net/skills/ei-nakamura-rails-lens  
JSON: https://api.skillsregistry.net/v1/skills/ei-nakamura-rails-lens

## Description

An MCP server that exposes Ruby on Rails implicit dependencies like callbacks, associations, and concerns to AI coding tools.

## Trust

- **Trust score (0–1):** 0.67
- **Verification tier:** scanned
- **Last scanned:** 2026-08-31

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** other
- **Updated:** 2026-08-31

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/etbzputcvj)
- **Repository:** <https://github.com/ei-nakamura/rails-lens>

## 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": "ei-nakamura-rails-lens"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/ei-nakamura-rails-lens` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/ei-nakamura-rails-lens/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