Automates the setup of the Agentation visual feedback toolbar for Next.js applications.

Install

mkdir -p .claude/skills/agentation && curl -L -o skill.zip "https://agentskills.codes/api/skills/download/4199" && unzip -o skill.zip -d .claude/skills/agentation && rm skill.zip

Installs to .claude/skills/agentation

Activation

This is the description your AI agent reads to decide when to run this skill — the better it matches your request, the more reliably it fires.

Add Agentation visual feedback toolbar to a Next.js project
59 charsno explicit “when” trigger
Beginner

Key capabilities

  • →Install Agentation package
  • →Detect Next.js framework (App Router or Pages Router)
  • →Add Agentation component to root layout or _app
  • →Configure Agentation for development environment only
  • →Recommend MCP server setup for real-time annotation syncing

How it works

The skill checks for existing Agentation setup, installs the package if needed, detects the Next.js router, and injects the Agentation component into the appropriate layout file.

Inputs & outputs

You give it
A Next.js project
You get back
Agentation visual feedback toolbar configured in the project

When to use agentation

  • →Add visual feedback toolbar to Next.js
  • →Configure Agentation for debugging
  • →Set up agent annotation syncing

About this skill

Agentation Setup

Set up the toolbar and, when requested, connect it to the user's coding agent. A visible toolbar and a healthy MCP server do not prove that browser feedback reaches the agent. Verify that final step before calling setup complete.

Steps

  1. Inspect the project

    • Read the project's instructions and detect its package manager.
    • Look for agentation and an existing <Agentation> mount before installing.
    • If already mounted, inspect its endpoint and current MCP setup. Do not exit just because the component exists, and do not add a duplicate mount.
    • Install agentation if missing, using the existing lockfile's package manager.
  2. Choose the connection mode from the request

    • For MCP or live agent feedback, use the same HTTP server URL as the agent. The default local server is http://localhost:4747; preserve an existing custom port or proxy URL. Never assume the browser and agent use the same machine when the project is remote.
    • For manual copy/paste only, omit endpoint and explain that feedback remains in this browser. Do not silently enable a server connection.
    • If the intended mode is unclear, ask one brief question while inspecting the existing project. Keep working on independent setup checks.
  3. Add or update the component

    For a Next.js App Router project, render in the root layout's body after children. For Pages Router, render after Component in pages/_app. Preserve any existing callbacks and options.

    import { Agentation } from "agentation";
    
    // Use the actual server URL selected above for MCP sync:
    {process.env.NODE_ENV === "development" && (
      <Agentation endpoint="http://localhost:4747" />
    )}
    

    The package provides its own client boundary. Keep the application's root layout server-rendered unless the project has another reason to change it.

  4. Configure the agent when MCP was requested

    • Use the project's existing MCP client and configuration conventions.
    • The launch command must include the server subcommand: npx -y agentation-mcp server.
    • For supported agents, npx add-mcp "npx -y agentation-mcp server" is one setup option. For Claude Code, use claude mcp add agentation -- npx -y agentation-mcp server or the init wizard.
    • Apply the same custom port to the server command and component endpoint.
    • Restart or reconnect the agent when its configuration requires it. Do not create a second HTTP server on a port already owned by the working server.
  5. Verify the complete connection

    • Run npx agentation-mcp doctor for service diagnostics. For a custom URL, use doctor --http-url <url> when supported by the installed version.
    • Open the app and create one clearly identified test annotation through the toolbar. Read it with agentation_get_all_pending or session-scoped tools.
    • Check the exact test comment and page, not just a nonzero count or health response. Leave unrelated annotations alone.
    • If annotations are empty, check the component endpoint, browser network failures/CORS, and whether the agent and browser point to the same server.
    • If browser or MCP tools are unavailable, say exactly which part remains unverified and give the user this final check. Do not claim live sync works.

Notes

  • The development guard prevents the toolbar from appearing in production.
  • Agentation requires React 18 or newer.
  • Installing the toolbar does not install, configure or connect an MCP server.
  • Manual copy mode is supported and does not need a running server.

Limitations

  • →Agentation requires React 18
  • →The component loads only in development environment
  • →Real-time annotation syncing requires separate MCP server setup

How it compares

This skill automates the setup of a visual feedback toolbar for Next.js, which would otherwise require manual dependency installation and component integration.

Compared to similar skills

agentation side by side with the closest alternatives in the catalog.

SkillInstallsUpdatedSafetyDifficulty
agentation (this skill)67moReviewBeginner
nextjs-server-side-error-debugging18moReviewIntermediate
hot-reload-optimizer08moReviewIntermediate
vite-patterns03moReviewIntermediate

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