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multizen-browser

MCP server · GitHub · ★ 199 · graded 2026-10-19Source linked

Anti-detect browser for AI agents and human operators. Isolated Chromium profiles (cookies, fingerprint, proxy), driven through MCP.

No outside reports on file

multizen-browser fetches arbitrary web URLs; restrict its folder reach, network access, and credentials before installing.

Based on public adoption and transparency signals as of Oct 19, 2026. Our opinion, not a code audit or security guarantee.

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What it can access

  • Local filesNo local folder access notedLOW
  • Command executionNo shell command runner notedLOW
  • Network reachFetches arbitrary web URLsREVIEW
  • CredentialsNo API token requiredLOW
  • Package sourceGitHub (multizenteam/multizen-browser)PUBLIC

Inferred from this listing’s public package details and description. Check the project’s source before installing.

Install

No npm or PyPI package is listed. Install from source: github.com/multizenteam/multizen-browser ↗

All setup options ↓

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Everything 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: C (from public signals such as stars and downloads, not a code review). Graded 2026-10-19.

Sources we read: OSV, GitHub Advisory Database, CISA Known Exploited Vulnerabilities, 44 security news feeds and our incident library. Last checked 2026-10-30.

Check a specific version →

About Multizen Browser

Multizen Browser is an MCP server focused on Web & browsing and Files & documents: Anti-detect browser for AI agents and human operators. Isolated Chromium profiles (cookies, fingerprint, proxy), driven through MCP.

It is hosted on GitHub at multizenteam/multizen-browser (199 GitHub stars). Based on its public metadata, its operational scope includes: fetches arbitrary web urls.

Setup

These use the package this listing points to. Check the project’s own instructions before running anything.

No npm or PyPI package is listed for this MCP server. Source code and setup steps: github.com/multizenteam/multizen-browser.

Why this grade

CC — Moderate risk signals

Signal-based grade (2/7 points): public source code. This reflects adoption and transparency, not a code review.

Popularity and upkeep

26/100
GitHub stars
199
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

  • Untrusted web content & prompt injection: Fetches arbitrary web pages or remote endpoints where hidden instructions could manipulate agent behavior. Restrict outbound domains and review tool outputs.
  • Dependency & version pinning: Distributed via GitHub (multizenteam/multizen-browser). 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 Multizen Browser?

Multizen Browser does not publish a standalone npm or PyPI package. Clone or follow the setup instructions in its source repository at github.com/multizenteam/multizen-browser.

Are there security reports about Multizen Browser?

No reports found for this package in our research (last checked 2026-10-30). Multizen Browser currently holds Grade C (Moderate risk signals) based on public adoption and transparency signals. Review the permissions and source repository before granting access to local files, shell commands, or API keys.

Is Multizen Browser actively maintained?

Multizen Browser has 199 GitHub stars. Our directory data was last refreshed on 2026-10-29. Check recent commit activity, release tags, and open issues at github.com/multizenteam/multizen-browser before pinning it in production.

What are alternatives to Multizen Browser?

You can compare Multizen Browser side by side with other Browser MCP servers in the Related tools section on this page, or use the Compare tool on AgentArmorHQ.

README badge and team notes

Maintain or use Multizen Browser? Show its live grade in your GitHub README, docs site, or run a check from the terminal before you install.

AgentArmorHQ Risk Grade C for Multizen Browser

GitHub README Markdown:

markdown
[![AgentArmorHQ Risk Grade for Multizen Browser](https://agentarmorhq.com/api/badge/multizenteam-multizen-browser)](https://agentarmorhq.com/skills/multizenteam-multizen-browser)

HTML embed:

html
<a href="https://agentarmorhq.com/skills/multizenteam-multizen-browser"><img src="https://agentarmorhq.com/api/badge/multizenteam-multizen-browser" alt="AgentArmorHQ Risk Grade for Multizen Browser" height="20" /></a>

Terminal check:

terminal
curl -fsSL https://agentarmorhq.com/api/cli | node --input-type=module - check "multizenteam-multizen-browser"

Share with your security lead

Need sign-off to use multizen-browser? Copy this note for Slack, a ticket or a pull request.

### AgentArmorHQ Security Review Memo: multizen-browser
- **Listing URL:** https://agentarmorhq.com/skills/multizenteam-multizen-browser
- **Type:** App connector
- **Risk Grade:** Grade C (Moderate risk signals)
- **Outside Security Advisories on File:** 0
- **Public Adoption:** 199 GitHub stars

#### Permission & Blast-Radius Signals
- **Local files:** No local folder access noted
- **Command execution:** No shell command runner noted
- **Network reach:** Fetches arbitrary web URLs
- **Credentials:** No API token required
- **Package source:** GitHub (multizenteam/multizen-browser)

#### Recommended Hardened Setup
- **Source Repo:** https://github.com/multizenteam/multizen-browser
- **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
multizenteam
Source code
github.com/multizenteam/multizen-browser
Est. context load
~850 tokens / turn (~5 tool schemas, 0.43% of 200k context)
Popularity
199 GitHub stars
Last updated
2026-10-29
Last graded
2026-10-19

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