Steel Dev Steel MCP Server
What is Steel MCP Server?
Steel MCP Server is a bridge between AI models and web browsers. It allows AI assistants like Claude to perform web tasks such as clicking buttons, filling forms, and extracting information through visual recognition of webpage elements.How does it work?
The server adds numbered labels to interactive webpage elements. Users reference these numbers when giving instructions. Behind the scenes, it uses Puppeteer for browser automation and Steel for session management.When should I use it?
Perfect for automating repetitive web tasks, extracting data from websites without APIs, or when you need AI assistance with web navigation.Key Features
Web NavigationVisit any URL or perform Google searches directly through simple commands
Element InteractionClick buttons and type into forms using numbered element labels
Visual FeedbackSee annotated screenshots with highlighted interactive elements
Cloud & Local ModesRun with Steel's cloud service or self-host for complete control
Pros and Cons
Advantages
No coding required for basic web automation
Visual interface makes it easy to identify elements
Works with both cloud and self-hosted solutions
Seamless integration with Claude AI
Limitations
Performance may slow down after 15-20 actions
Requires manual session cleanup currently
Limited to visible viewport elements
Dynamic content may require explicit wait commands
Getting Started
Choose Your Mode
Decide whether to use Steel Cloud (easier) or self-host (more control)
Install Prerequisites
Install Git, Node.js, and Claude Desktop
Set Up Configuration
Configure Claude Desktop with your preferred settings
Start Automating
Launch Claude Desktop and begin giving web automation instructions
Example Use Cases
Price ComparisonFind and compare prices for a product across multiple retailers
Job ApplicationAutomate filling out an online job application form
Frequently Asked Questions
Why do actions slow down after a while?
How do I clean up browser sessions?
Can I use this without Claude Desktop?
Additional Resources
Steel MCP GitHub Repository
Source code and latest updates
MCP Protocol Documentation
Technical details about Model Context Protocol
Steel Browser Project
The underlying browser automation engine
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