browser-use

browser-use is a skill for Claude Code from eugenepyvovarov/mcpbundler-agent-skills-marketplace. It costs 47 tokens per session (7,100 once invoked), scanned C, original, MIT.

A browser automation tool for navigating websites and interacting with web pages through commands. It can keep browser sessions available across multiple actions.

In plain words
What is it for?
Use it to test websites, fill in forms, navigate multi-step pages, take screenshots, or extract information from web pages.
Why use it?
Repetitive browser work, such as filling forms or collecting page details, takes time when done by hand. Automation also makes repeatable web testing and screenshots easier.

Skill for Claude Code

Written for Claude Code: allowed-tools in frontmatter. Also seen: mentions subagents; positional $N argument.

Good fit Use it to test websites, fill in forms, navigate multi-step pages, take screenshots, or extract information from web pages.

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Install with agentmods
npx agentmods add skills/eugenepyvovarov/mcpbundler-agent-skills-marketplace/browser-use
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add eugenepyvovarov/mcpbundler-agent-skills-marketplace --skill browser-use
Clone the repo
git clone --depth 1 https://github.com/eugenepyvovarov/mcpbundler-agent-skills-marketplace

Made for: Claude Code.

Its marketplace also offers this one on its own, as the plugin browser-use/plugin install browser-use after adding the marketplace above.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for browser-use

README.md
[![agentmods](https://agentmods.dev/badge/skills/eugenepyvovarov/mcpbundler-agent-skills-marketplace/browser-use/github.svg)](https://agentmods.dev/skills/eugenepyvovarov/mcpbundler-agent-skills-marketplace/browser-use)
Your own site
<a href="https://agentmods.dev/skills/eugenepyvovarov/mcpbundler-agent-skills-marketplace/browser-use"><img src="https://agentmods.dev/badge/skills/eugenepyvovarov/mcpbundler-agent-skills-marketplace/browser-use/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for browser-use

Your own site · 80×15
<a href="https://agentmods.dev/skills/eugenepyvovarov/mcpbundler-agent-skills-marketplace/browser-use"><img src="https://agentmods.dev/badge/skills/eugenepyvovarov/mcpbundler-agent-skills-marketplace/browser-use.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 47 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 7,100 The whole file, excluding the scripts and references it only reads on demand.
Security scan C 2 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00047 $0.07100
Opus 5 $0.00023 $0.03550
Sonnet 5 $0.00009 $0.01420
Haiku 4.5 $0.00005 $0.00710

Measured 12d ago against content hash 300264984eeb, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-12, from the pricing page.

Security

Grade C, and why

browser-use scanned grade C with 2 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 12d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Downloads and executes remote codehighSupply chain

curl | sh runs whatever the server returns today, which is not necessarily what it returned when this was reviewed.

curl -fsSL https://browser-use.com/cli/install.sh | bash

Makes network callslowCapability

Not a fault in itself. Listed so you know the mod talks to something, and to what.

curl -fsSL https://browser-use.com/cli/install.sh | bash
browser-use/SKILL.md · 858 lines

How it starts

The opening of the file, as written. The whole thing — 858 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Browser Automation with browser-use CLI

The browser-use command provides fast, persistent browser automation. It maintains browser sessions across commands, enabling complex multi-step workflows.

Installation

# Run without installing (recommended for one-off use)
uvx "browser-use[cli]" open https://example.com

# Or install permanently
uv pip install "browser-use[cli]"

# Install browser dependencies (Chromium)
browser-use install

Setup

One-line install (recommended)

curl -fsSL https://browser-use.com/cli/install.sh | bash

This interactive installer lets you choose your installation mode and configures everything automatically.

Installation modes:

curl -fsSL https://browser-use.com/cli/install.sh | bash -s -- --remote-only  # Cloud browser only
curl -fsSL https://browser-use.com/cli/install.sh | bash -s -- --local-only   # Local browser only
curl -fsSL https://browser-use.com/cli/install.sh | bash -s -- --full         # All modes
Install Mode Available Browsers Default Use Case
--remote-only remote remote Sandboxed agents, CI, no GUI
--local-only chromium, real chromium Local development
--full chromium, real, remote chromium Full flexibility

When only one mode is installed, it becomes the default and no --browser flag is needed.

Pass API key during install:

curl -fsSL https://browser-use.com/cli/install.sh | bash -s -- --remote-only --api-key bu_xxx

Verify installation:

browser-use doctor

Setup wizard (first-time configuration):

browser-use setup                         # Interactive setup
browser-use setup --mode local            # Configure for local browser only
browser-use setup --mode remote           # Configure for cloud browser only
browser-use setup --mode full             # Configure all modes
browser-use setup --api-key bu_xxx        # Set API key during setup
browser-use setup --yes                   # Skip interactive prompts

Read the full file on GitHub · 858 lines

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 12d ago First seen · 858 lines · 47 tokens per session scan C 300264984eeb

Subscribe to this mod's changes

browser-use is a skill published in the GitHub repository eugenepyvovarov/mcpbundler-agent-skills-marketplace (12 stars, last pushed 6mo ago), licensed MIT. It adds 47 tokens to every session and 7,100 once invoked, about $0.0002 per session on Opus 5. A static security scan graded it C with 2 findings (downloads and executes remote code, makes network calls). No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.

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