rails-ai-context

概述

rails-ai-context 是一个全面的 MCP 服务器，旨在消除 AI 在使用 Ruby on Rails 应用程序时的猜测行为。它提供 38 个工具，使 AI 助手能够直接查询 Rails 应用的架构、模型、路由、控制器、视图和约定，而不是从训练数据中推断。服务器使用 Prism AST 解析提供准确信息，并带有置信度标签，标明数据是否经过验证或推断。它与 Claude Code、Cursor、GitHub Copilot 等流行的 AI 编程助手无缝集成。

试试问 AI

装完之后，这里有 7 个你可以让 AI 做的事：

• search_code

  Trace code definitions, sources, callers, and tests

  试试:Trace where 'publishable?' is used in the codebase试试:Find all calls to User.create method
• get_schema

  Get table columns with indexes, uniqueness, encryption, and defaults

  试试:Show me the columns in the users table试试:What columns exist in the orders table with their types?
• get_model_details

  Get associations, validations, scopes, enums with verification tags

  试试:Show me all associations for the User model试试:What validations exist on the Post model?
• get_controllers

  Get controller actions, inherited filters, render maps, and strong params

  试试:Show me the actions in the UsersController试试:What filters are applied to PostsController#create?
• get_routes

  Get route helpers with required parameters

  试试:Show me all routes for the posts resource试试:What helper is available for the user profile path?
• analyze_feature

  Full-stack analysis of models, controllers, routes, services, jobs, views, tests

  试试:Analyze the billing feature in the app试试:Show me everything related to user authentication
• get_view

  Get view templates with ivars, Turbo wiring, Stimulus refs, partial locals

  试试:Show me the new user registration template试试:What partials are used in the dashboard view?
• get_test_info

  Get fixtures, relationships, and test templates matching project patterns

  试试:Show me the test fixtures for the Post model试试:What test patterns are used in this project?
• validate

  Run syntax, semantic, and security (Brakeman) validation

  试试:Check for security issues in the app试试:Validate the recent changes for syntax errors
• diagnose

  One-call error diagnosis with classification, context, git, and logs

  试试:Diagnose why the user signup is failing试试:Analyze the production error from stack trace
• get_frontend_stack

  Get frontend framework, Hotwire, TypeScript, and package manager info

  试试:What frontend framework is being used?试试:Show me the JavaScript package dependencies
• query

  Safe read-only SQL with timeout, row limit, and column redaction

  试试:Show me the 10 most recent users试试:Count orders by status

可对比工具

安装

gem "rails-ai-context", group: :development
rails generate rails_ai_context:install

gem install rails-ai-context
cd your-rails-app
rails-ai-context init     # 交互式设置
rails-ai-context serve    # 启动 MCP 服务器

{
  "mcpServers": {
    "rails-ai-context": {
      "command": "rails",
      "args": ["ai:serve"],
      "env": {}
    }
  }
}

FAQ

哪些 AI 助手与 rails-ai-context 兼容？

它可与 Claude Code、Cursor、GitHub Copilot、OpenCode、Codex CLI 以及通过 CLI 模式工作的任何基于终端的 AI 工具配合使用。

服务器如何提供关于 Rails 应用的准确信息？

它使用 Prism AST 解析直接分析代码库，在数据确认时提供 [VERIFIED] 标记，在需要运行时检查时提供 [INFERRED] 标记。

rails-ai-context 对比