grok-cli-mcp
MCP server that wraps the xAI Grok CLI — give Claude Code, Cursor, Cline, and any MCP host four tools (grok_review, grok_challenge, grok_consult, grok_chat) so they can use Grok as a peer code reviewer, adversarial bug hunter, and second-opinion consultan
No outside reports on file
grok-cli-mcp is distributed via npm (grok-cli-mcp); review its source code, dependencies, and requested permissions before use.
Based on public adoption and transparency signals as of Oct 19, 2026. Our opinion, not a code audit or security guarantee.
What it can access
- Local filesNo local folder access notedLOW
- Command executionRuns shell or system commandsREVIEW
- Network reachConnects to outside service APINOTED
- CredentialsNo API token requiredLOW
- Package sourcenpm (grok-cli-mcp)PUBLIC
Inferred from this listing’s public package details and description. Check the project’s source before installing.
Install
npx -y grok-cli-mcpEverything known
We found nothing about this project in the sources we read (last checked 2026-10-30). That does not mean it has no problems.
0 incidents · 0 advisories · 0 news articles · 0 community threads · checked 2026-10-30
Popularity grade: D (from public signals such as stars and downloads, not a code review). Graded 2026-10-20.
Sources we read: OSV, GitHub Advisory Database, CISA Known Exploited Vulnerabilities, 44 security news feeds and our incident library. Last checked 2026-10-30.
About Grok CLI MCP
Grok CLI MCP is an MCP server focused on Developer tools and Communication: MCP server that wraps the xAI Grok CLI — give Claude Code, Cursor, Cline, and any MCP host four tools (grok_review, grok_challenge, grok_consult, grok_chat) so they can use Grok as a peer code reviewer, adversarial bug hunter, and second-opinion consultan.
It is published on npm as grok-cli-mcp and hosted on GitHub at howardpen9/grok-mcp (11 GitHub stars, 47 weekly npm downloads, last repository push on 2026-07-28). Based on its public metadata, it operates with standard local or API scope without broad shell execution flags noted.
Setup
Check these steps against the project’s own instructions before running anything.
Run grok-cli-mcp with --ignore-scripts in claude_desktop_config.json or .cursor/mcp.json:
{
"mcpServers": {
"grok-cli-mcp": {
"command": "npx",
"args": ["-y", "--ignore-scripts", "grok-cli-mcp"]
}
}
}
Why this grade
Signal-based grade (1/7 points): public source code. This reflects adoption and transparency, not a code review.
Popularity and upkeep
- GitHub stars
- 11
- Weekly npm downloads
- 116
- Listing last refreshed
- 2026-10-29
These are public popularity signals, not a maintenance check. Look at the repository’s commit history and open issues.
Risks to watch for
- Dependency & version pinning: Distributed via npm (grok-cli-mcp). Pin an exact release version or commit SHA rather than floating tags so upstream updates are reviewed first.
How to lower the risk
Least-privilege permissions
- Give it access only to the specific folders, accounts or projects it needs, never your whole drive or admin account.
- Use a separate, limited API key or login just for this tool so you can switch it off without affecting anything else.
Network isolation
- Run it on a work computer or sandbox account, not one holding personal or company-sensitive data.
- If your IT team can, limit which websites and services it is allowed to contact.
Monitoring
- Check its activity history or logs weekly at first, and look at what it changed or sent.
- Turn on alerts for new logins or unusual usage on any account it connects to.
Red flags to watch for
- It asks for more access than its job requires, or prompts you to paste passwords.
- It suddenly updates with new owners, or starts contacting unfamiliar websites.
Questions
How do I install Grok CLI MCP?
Run npx -y grok-cli-mcp in your terminal, or add the server entry to your claude_desktop_config.json or .cursor/mcp.json as shown in the Setup section on this page. Full setup docs and environment variables are in github.com/howardpen9/grok-mcp.
Are there security reports about Grok CLI MCP?
No reports found for this package in our research (last checked 2026-10-30). Grok CLI MCP currently holds Grade D (High risk signals) based on public adoption and transparency signals. Key risk areas to watch include dependency & version pinning:.
Is Grok CLI MCP actively maintained?
Grok CLI MCP has 11 GitHub stars and 116 weekly npm downloads, with its latest repository commit pushed on 2026-07-28. Our directory data was last refreshed on 2026-10-29. Check recent commit activity, release tags, and open issues at github.com/howardpen9/grok-mcp before pinning it in production.
What are alternatives to Grok CLI MCP?
Compare Grok CLI MCP side by side with similar MCP servers in the Related tools section on this page, or browse all MCP servers on AgentArmorHQ.
README badge and team notes
Maintain or use Grok CLI MCP? Show its live grade in your GitHub README, docs site, or run a check from the terminal before you install.
GitHub README Markdown:
[](https://agentarmorhq.com/skills/howardpen9-grok-mcp)HTML embed:
<a href="https://agentarmorhq.com/skills/howardpen9-grok-mcp"><img src="https://agentarmorhq.com/api/badge/howardpen9-grok-mcp" alt="AgentArmorHQ Risk Grade for Grok CLI MCP" height="20" /></a>Terminal check:
curl -fsSL https://agentarmorhq.com/api/cli | node --input-type=module - check "howardpen9-grok-mcp"Share with your security lead
Need sign-off to use grok-cli-mcp? Copy this note for Slack, a ticket or a pull request.
### AgentArmorHQ Security Review Memo: grok-cli-mcp
- **Listing URL:** https://agentarmorhq.com/skills/howardpen9-grok-mcp
- **Type:** App connector
- **Risk Grade:** Grade D (High risk signals)
- **Outside Security Advisories on File:** 0
- **Public Adoption:** 11 GitHub stars, 116 weekly npm downloads
#### Permission & Blast-Radius Signals
- **Local files:** No local folder access noted
- **Command execution:** Runs shell or system commands
- **Network reach:** Connects to outside service API
- **Credentials:** No API token required
- **Package source:** npm (grok-cli-mcp)
#### Recommended Hardened Setup
- **Command:** `npx -y --ignore-scripts grok-cli-mcp`
- **Controls:** Pin an exact version in `.mcp.json`, scope access to a single workspace folder, and use a least-privilege read-only token where supported.
_Based on public adoption and transparency signals as of Oct 19, 2026. Our opinion, not a code audit or security guarantee._Key facts
- Type
- App connector
- Publisher
- howardpen9
- Source code
- github.com/howardpen9/grok-mcp
- Install command
- npm install grok-cli-mcp
- Est. context load
- ~600 tokens / turn (~3 tool schemas, 0.3% of 200k context)
- Popularity
- 11 GitHub stars, 116 weekly npm downloads
- Last updated
- 2026-10-29
- Last graded
- 2026-10-20
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