Crit plugin for Grok Build

Name: Crit
Author: tomasz-tomczyk

Community Claude Code plugin, installs in GrokPluginAutomation

Review AI coding agents' plans, diffs and running apps in the browser. Local-first, works with any agent.

How to install Crit in Grok Build

1. Add this repo as a plugin marketplace in Grok Build (once per computer):

grok plugin marketplace add tomasz-tomczyk/crit

2. Install the plugin:

grok plugin install crit@tomasz-tomczyk/crit --trust

✓ Install-checked in Grok Buildchecked Oct 18, 2026

Review before you trust it. --trust lets this plugin's hooks, MCP servers and scripts run code on your computer. It's a community repo that neither xAI nor GrokStacks has reviewed, so read its code first.

This repo's marketplace has 2 plugins; we checked crit. Install another the same way: grok plugin install <name>@tomasz-tomczyk/crit --trust (names under 'What it contains'). Then start a new Grok session, or press r in /plugins, to load it.

Inside Grok Build: type /plugins, open the Marketplace tab, press a and add tomasz-tomczyk/crit, then select crit and press i.

Command format: Grok Build's plugin guide

What we checked: on Oct 18, 2026 it installed with grok 1.0.62 and Grok found 3 skills. That's an install check only: we haven't run it in a live Grok session.

What it contains

Skills (3)

crit — Review code changes, a plan, a live page (running dev server), or a local HTML file with Crit inline comments and structured human feedback. Use only when the user explicitly invokes /crit or directly asks to use Crit; a generic review requ
crit-cli — Use when an agent needs to author or reply to crit inline comments programmatically (including multi-agent workflows commenting on shared code/plans/docs/proposals), publish or unpublish a crit review with crit share, sync a crit review to
crit-story — Author a crit story and continue the interactive review loop only when the user explicitly invokes /crit-story or directly asks you to generate a crit story. Do not infer this skill from generic review, PR, or diff-review requests.

Hooks (1)

hooks

Plugins in this marketplace (2)

crit — Close the feedback loop on AI coding: review plans and code changes with GitHub-style inline comments, then let the agent address them.
crit-tui — Early: crit inside Claude Code. A review pane for the conversation, your diff or a file, with Claude replying in threads. Needs Claude Code 2.1.287+ and the crit CLI.

About this listing

Crit is a community plugin on GitHub by tomasz-tomczyk, written as a Claude Code plugin that Grok Build installs. We install-checked it in Grok; we haven't run it in a live session or reviewed its code. When we installed it, Grok found 3 skills, 1 hook, 2 plugins in this marketplaces. Its license is MIT. We checked commit a732b9ac061b. It's one of 82 listings in the Automation category on GrokStacks. It also appears in best Grok Build plugins for browser automation.

Crit FAQ

How do I install Crit in Grok Build?

Add the repo as a marketplace with grok plugin marketplace add tomasz-tomczyk/crit, then run grok plugin install crit@tomasz-tomczyk/crit --trust. This repo's marketplace has 2 plugins; we checked crit. Install another the same way: grok plugin install <name>@tomasz-tomczyk/crit --trust (names under 'What it contains'). Then start a new Grok session, or press r in /plugins, to load it.

Is Crit an official Grok Build plugin?

No. Crit is a community plugin on GitHub by tomasz-tomczyk, not in xAI's official Grok Build marketplace. We checked that it installs and what Grok loads from it, but haven't run it in a live Grok session or reviewed its code.

What does Crit include?

According to what Grok loaded in our install check, Crit includes 3 skills, 1 hook, 2 plugins in this marketplaces: crit, crit-cli, crit-story, hooks, crit, crit-tui.

Details

Type: Plugin
Category: Automation
Source: Community Claude Code plugin, installs in Grok
License: MIT
Author: tomasz-tomczyk
Keywords: agentic-coding, ai-agents, ai-tools, cli, code-review, developer-tools, llm, markdown
Source repo: https://github.com/tomasz-tomczyk/crit
Checked commit: a732b9ac061b
Homepage: https://crit.md
Checked by GrokStacks: Install-checked in Grok Build on Oct 18, 2026; not run in a live session

Something wrong or missing? Submit or improve this listing. Marketplace listings also refresh automatically every night.

For maintainers: badge and embeds

Maintain Crit? Add the badge; it links to this page.

Markdown

[![Listed on GrokStacks](https://grokstacks.com/badge.svg)](https://grokstacks.com/p/crit/)

HTML

<a href="https://grokstacks.com/p/crit/"><img src="https://grokstacks.com/badge.svg" alt="Listed on GrokStacks" width="164" height="28"></a>

Embed card (static HTML and inline CSS, no JavaScript). Preview:

CritCommunity plugin for Grok Build · 3 skills, 1 hook, 2 plugins in this marketplacesReview AI coding agents' plans, diffs and running apps in the browser. Local-first, works with any agent.View on GrokStacks →

<a href="https://grokstacks.com/p/crit/" style="display:block;max-width:380px;box-sizing:border-box;padding:14px 16px;border:1px solid #2a2e3c;border-radius:12px;background:#0a0b0f;color:#e8eaf0;font:14px/1.45 -apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;text-decoration:none"><span style="display:block;font-size:16px;font-weight:700;color:#e8eaf0">Crit</span><span style="display:block;margin:2px 0 8px;font-size:12px;color:#9aa0b1">Community plugin for Grok Build · 3 skills, 1 hook, 2 plugins in this marketplaces</span><span style="display:block;margin:0 0 10px;color:#c9cdd8">Review AI coding agents&#x27; plans, diffs and running apps in the browser. Local-first, works with any agent.</span><span style="font-size:12px;font-weight:600;color:#7c9cff">View on GrokStacks →</span></a>

Markdown summary

**[Crit on GrokStacks](https://grokstacks.com/p/crit/)**: Community plugin for Grok Build with 3 skills, 1 hook, 2 plugins in this marketplaces. Install: `grok plugin install crit@tomasz-tomczyk/crit --trust` (after `grok plugin marketplace add tomasz-tomczyk/crit`)

More on badges, embeds and keeping your listing up to date: GrokStacks for plugin authors.

Also in Automation

Agent Sop

Natural language workflows that enable AI agents to perform complex, multi-step tasks with consistency and reliability.

Community Claude Code plugin, installs in GrokPluginAutomation

Agentic Creator Os

Agentic Creator OS (ACOS), by GenCreator: reusable orchestration, skills, commands, agents and local safety tooling for creator workflows.

Community plugin, built for Grok BuildPluginAutomation

Agentlas OS

Agent OS: keep specialist agents in a hub, spin up a temporary orchestrator per task. Local-first, works with any model.

Community Claude Code plugin, installs in GrokPluginAutomationMCP: manual setup

Agentrq

AgentRQ: Human-in-loop realtime conversational task manager for AI Agents. Self-hosted! Control your own agents from wherever you want Mobile, Web, Desktop. Designed to work well with your own Claude subscriptions and any harness with ACP support.

Community Claude Code plugin, installs in GrokPluginAutomationNeeds sign-in