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B4n1Web MCP server

by B4N1-com·io.github.B4N1-com/b4n1web·v0.12.2·1 stars
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Ultra-lightweight browser engine for AI agents. 33 MCP tools, 4 SDKs, cross-platform.

A91/100grade A
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Safety scan
A91/100

full report

Adoption
Growing

1 stars112 downloads/wk

Reviews

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If you have run it, two minutes of your experience saves the next person an afternoon.

B4n1Web tools

No tool declarations could be read from the package source. They show once the server is installed.

Public scan report

scanner v0.1.9 · 2026-09-26 · same rubric, same numbers if you re-run it

no findings
  • Code scansource not scanned: tarball over 25MB; source not scanned: tarball over 25MB25/25
  • –Live reliabilityno gateway calls yet and no remote to proben/a
  • –Tool poisoningtools not inspected (local package is not executed); not countedn/a
  • Auth qualitylocal package, no credentials required12/15
  • Maintenancelast push 6 days ago15/15
  • Maintainer identityregistry namespace matches repository owner7/10
Overall 91/100. Components that don't apply are left out of the denominator. Any critical finding is an F.RubricAppeal a findingJSON

How B4n1Web compares

Against every graded Scraping and browsing MCP server, from our own scans and uptime checks. Updated after each scan run.

Safety score
91/100
higher than 80% of 866 Scraping and browsing servers
GitHub stars
1
more than 50% of 583 Scraping and browsing servers
Downloads a week
112
more than 57% of 309 Scraping and browsing servers with a package

Install B4n1Web in Claude Code, Cursor or VS Code

Runs npx -y b4n1-web on your machine. Read the scan report first; the gateway never runs local packages.

claude mcp add b4n1web -- npx -y b4n1-web
Add to Cursor

What the publisher says

From the B4n1Web repository's README, as published. We do not edit it. Read it on GitHub

🌐 B4n1Web — Agentic Browser Engine

Ultra-lightweight headless browser for AI agents.

Single Rust binary · 4 language SDKs · 33 MCP tools. Navigate URLs, extract structured content (markdown, links, screenshots), and build autonomous agent workflows.

📖 Full documentation: https://B4N1-com.github.io/b4n1-web/

🌍 Languages / Idiomas / 语言

🖥 Platform Support

8 pre-compiled binaries — works everywhere:

Quick Start

# Install the binary
curl -sL https://raw.githubusercontent.com/B4N1-com/b4n1-web/master/scripts/install.sh | bash

# Or use your preferred package manager
pip install b4n1-web
npm install b4n1-web
dotnet add package B4n1Web
# Java: add dependency from Maven Central
from b4n1web import AgentBrowser

browser = AgentBrowser()
page = browser.goto("https://example.com")
print(page.markdown)
browser.close()

MCP Server

# stdio mode (default)
b4n1web mcp
npx b4n1-web mcp
uvx b4n1-web mcp

SDK Matrix

Browser Modes

Features

  • 33 MCP tools for AI agent integration
  • 4 language SDKs (Python, JS, Java, C#) with bundled binary
  • Self-contained binary ~12MB, no dependencies
  • Static linking (musl) — works on any Linux, no glibc required
  • Three modes: Light (instant), JS (scripts), Render (Chromium)
  • Security shield: domain filtering, safe browsing
  • Network interception: block resources, mock responses
  • MCP Server: stdio transport, no port needed

Shortened. The full README is on GitHub.

Nothing above is checked by us. What we check is on the safety report.

B4n1Web: common questions

Is B4n1Web MCP server safe?
Yes, by our scan: it is graded A (91/100). Read the B4n1Web safety report
How do I install B4n1Web?
It runs on your machine. Copy the Claude Code, Cursor, VS Code or Claude Desktop config from the install section.
Does B4n1Web need an API key?
Not as far as the registry entry and our scan can tell: no credentials are declared or required.
Is B4n1Web maintained?
The last commit was 45 days ago (2026-09-20). The latest release is v0.12.2.
What can I use instead of B4n1Web?
Servers from other publishers that do the same job: Flyto Core MCP server, Behavior Runtime MCP server and Ghostfox MCP server. Compare all B4n1Web alternatives.
How does B4n1Web compare with other Scraping and browsing MCP servers?
safety score 91/100 (higher than 80% of 866 Scraping and browsing servers); github stars 1 (more than 50% of 583 Scraping and browsing servers); downloads a week 112 (more than 57% of 309 Scraping and browsing servers with a package). Full comparison.

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