Makuhari Development Corporation
5 min read, 976 words, last updated: 2026/1/4
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MCP vs Skills: Browser Automation with Claude Code in 2026

Browser automation with Claude Code has evolved significantly in 2026, offering developers two primary approaches: Model Context Protocol (MCP) for direct browser control and Skills for reusable automation workflows. Understanding when to use each approach is crucial for building effective browser automation solutions.

Comparison Criteria

We'll evaluate both approaches across these key dimensions:

  • Implementation complexity: Setup requirements and learning curve
  • Control granularity: Level of fine-tuned browser interaction
  • Reusability: How easily workflows can be shared and reused
  • Maintenance overhead: Long-term upkeep requirements
  • Chrome compatibility: Native Chrome browser support
  • Use case flexibility: Range of applicable scenarios

MCP (Model Context Protocol) Analysis

What is MCP for Browser Automation?

MCP enables Claude Code to directly connect to external browser automation services, providing low-level tool capabilities for browser control. Think of it as Claude's direct interface to browser automation frameworks.

Available Chrome-Compatible MCP Solutions

1. Chrome DevTools MCP

The most direct approach for Chrome browser control:

{
  "mcpServers": {
    "chrome-devtools": {
      "command": "npx",
      "args": ["chrome-devtools-mcp@latest", "--autoConnect"]
    }
  }
}

Key capabilities:

  • Direct Chrome DevTools Protocol integration
  • Real-time DOM manipulation
  • Network monitoring and screenshot capture
  • Element interaction (click, type, scroll)

2. Playwright MCP

Script-based browser automation through Playwright:

// Example Playwright MCP integration
const playwright = await mcpServer.getTool('playwright');
await playwright.navigate('https://example.com');
await playwright.click('#submit-button');
const screenshot = await playwright.screenshot();

3. Browser Tools MCP

Comprehensive browser automation suite with multiple integrated tools.

MCP Pros and Cons

Advantages:

  • Direct, low-level browser control
  • Real-time interaction capabilities
  • Minimal abstraction layer
  • Full access to browser APIs
  • Immediate feedback and debugging

Disadvantages:

  • Requires technical setup for each MCP server
  • No built-in workflow reusability
  • Manual orchestration of complex tasks
  • Steeper learning curve for non-developers

Skills Analysis

What are Skills for Browser Automation?

Skills encapsulate browser automation workflows into reusable, declarative packages. They combine step-by-step instructions with metadata, allowing Claude to automatically execute complex browser tasks based on natural language triggers.

Creating Browser Automation Skills

Skills are defined using SKILL.md files with YAML frontmatter:

---
name: Chrome Browser Navigate
description: Open URL, capture screenshot, and extract page metadata
triggers: ["navigate to", "open webpage", "browse to"]
---
 
## Instructions
1. Accept `url` as input parameter
2. Use MCP chrome-devtools to launch Chrome
3. Navigate to the specified URL
4. Wait for DOM to fully load
5. Capture screenshot and extract title, headings, and links
6. Return structured data with visual confirmation

Advanced Form Automation Skill

---
name: Auto Fill and Submit Form  
description: Automatically fill web forms with provided data
triggers: ["fill form", "submit form", "auto-fill"]
---
 
## Instructions
1. Accept `url` and `fields` mapping as inputs
2. Navigate to target page using MCP
3. For each field in mapping:
   - Locate element by selector
   - Input corresponding value
   - Validate field completion
4. Click submit button and wait for response
5. Return success status and any error messages

Skills Pros and Cons

Advantages:

  • Highly reusable across projects
  • Natural language activation
  • Self-documenting workflows
  • Lower barrier to entry for non-developers
  • Consistent execution patterns

Disadvantages:

  • Less granular control than direct MCP
  • Requires initial skill creation overhead
  • Limited real-time debugging capabilities
  • Dependency on underlying MCP tools

Detailed Comparison Table

Aspect MCP Skills
Setup Complexity Moderate to High Low to Moderate
Learning Curve Steep (requires MCP knowledge) Gentle (YAML + Markdown)
Runtime Control Full granular control Workflow-level control
Reusability Low (manual scripting) High (packaged workflows)
Debugging Real-time, detailed Workflow-level feedback
Chrome Support Direct integration Via underlying MCP
Collaboration Developer-focused Team-friendly
Maintenance Per-project basis Centralized skill library
Performance Optimized for speed Optimized for reliability

Implementation Examples

MCP Direct Approach

// Direct MCP browser control
const browser = await mcp.getTool('chrome-devtools');
await browser.navigate('https://example.com');
const elements = await browser.querySelectorAll('.product-card');
for (const element of elements) {
    const price = await element.getText('.price');
    console.log(price);
}

Skills Approach

## Product Price Scanner Skill
Trigger: "scan product prices"
- Navigate to e-commerce page
- Find all product cards
- Extract price information
- Generate price comparison report

Recommendations

Choose MCP When:

  • Building custom automation tools that require fine-grained control
  • Developing testing frameworks with complex assertion needs
  • Creating real-time interactive applications with browser integration
  • Working with advanced Chrome DevTools features like performance monitoring
  • Team has strong technical expertise in browser automation

Choose Skills When:

  • Standardizing common workflows across team members
  • Enabling non-developers to create browser automations
  • Building reusable automation libraries for organizational use
  • Focusing on business logic rather than browser implementation details
  • Requiring consistent, reliable execution of predefined tasks

Hybrid Approach

Many teams benefit from combining both approaches:

  1. Use MCP for foundational browser control capabilities
  2. Build Skills on top of MCP tools for common workflows
  3. Create skill libraries that leverage multiple MCP servers
  4. Maintain MCP expertise for custom or complex scenarios

Getting Started

Quick Start with MCP

  1. Install Chrome DevTools MCP: npx chrome-devtools-mcp@latest
  2. Configure MCP server in Claude Code settings
  3. Test basic navigation and interaction commands

Quick Start with Skills

  1. Create .claude/skills directory in your project
  2. Write your first SKILL.md following the template above
  3. Test skill activation through natural language commands

The browser automation landscape in 2026 offers powerful options for both approaches. Start with Skills for rapid productivity gains, then incorporate MCP for specialized requirements as your automation needs evolve.

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