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E2e MCP Server
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E2e MCP Server

An MCP server based on Playwright that enables AI assistants to automatically write and execute end-to-end tests, supports mainstream UI frameworks, and has the ability to intelligently fix errors.
Developer toolsBrowser automation#Automated testing#AI-driven#Front-end testing#Intelligent repair.TypeScript
2 points
5.7K
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Overview

Installation

Tools List

Content Details

Alternatives

What is E2E Test MCP Server?

E2E Test MCP Server is an intelligent test automation tool that allows AI assistants (such as Claude, Cursor, etc.) to automatically write and execute end-to-end tests for your web applications. With simple natural language instructions, AI can analyze your code, generate test scripts, execute tests, and automatically fix issues.

How to use E2E Test MCP Server?

Simply configure the MCP server in the supported AI client, and then tell the AI your testing requirements, for example, 'Help me test the login page'. The AI will automatically complete the following steps: initialize the test project → analyze the source code → generate test scripts → execute tests → fix issues → generate reports.

Applicable scenarios

Suitable for scenarios where web development teams need automated testing, especially: 1. Quickly add tests for new features 2. Automate regression testing 3. Cross-browser compatibility testing 4. Continuous integration/continuous deployment (CI/CD) processes 5. Non-technical users need to verify functions

Main features

Generate tests with one sentence
Just tell the AI your testing requirements, and the system will automatically complete all the work, from analyzing the code to generating a complete test script.
Intelligent error repair
When a test fails, the AI will automatically analyze the cause of the failure, fix the test script, and then re-execute the test.
Framework-independent support
Supports mainstream UI frameworks such as Element Plus, Ant Design, MUI, and Chakra UI, and automatically adapts to the selector strategies of different frameworks.
Visual report
Automatically generate an HTML test report, including test result statistics, failure screenshots, and screen recordings, making the problems clear at a glance.
Built-in best practices
Provides runtime DOM knowledge and selector strategies to guide the AI to use stable selectors and avoid fragile tests.
Zero-configuration startup
Supports running directly from GitHub via npx without cloning the repository or complex configuration.
Advantages
Significantly lower the threshold for writing tests, allowing non-technical personnel to create tests.
Intelligent error repair reduces manual debugging time.
Supports multiple UI frameworks to adapt to different technology stacks.
Visual reports intuitively display test results.
Seamlessly integrates with mainstream AI clients.
Limitations
Requires Node.js environment support.
May require manual intervention for complex interaction scenarios.
Needs to download the Playwright browser for the first run.
Requires the AI client to support the MCP protocol.

How to use

Configure the MCP server
Add the E2E Test MCP Server configuration to the AI client you are using.
Start the AI assistant
Open an AI client that supports MCP, such as Claude Desktop, Cursor, or Kiro.
Propose testing requirements
Tell the AI the function you want to test in natural language, for example, 'Help me test the login page'.
View test results
The AI will automatically execute the tests and return the results. You can view detailed information and screenshots in the report.

Usage examples

Test the login function
Verify the correctness of the user login process, including form validation, error prompts, and successful login.
Test the shopping process
Verify the complete shopping process of an e-commerce website, from browsing products to completing payment.
Test form validation
Verify the client-side validation logic and submission behavior of complex forms.

Frequently Asked Questions

Do I need to install Playwright?
Which AI clients are supported?
What happens when a test fails?
How can I view the test report?
Does it support local development servers?
What types of applications can be tested?

Related resources

GitHub repository
Project source code and the latest version
Playwright documentation
Official documentation of the underlying testing framework
MCP protocol specification
Official specification of the Model Context Protocol
Quick start guide
5-minute getting started tutorial
Selector strategy guide
How to write stable test selectors
UI framework support guide
DOM characteristics and testing strategies of each UI framework

Installation

Copy the following command to your Client for configuration
{
  "mcpServers": {
    "e2e-test": {
      "command": "npx",
      "args": ["-y", "github:wjj9868/e2e-mcp-server"]
    }
  }
}

{
  "mcpServers": {
    "e2e-test": {
      "command": "node",
      "args": ["/path/to/e2e-mcp-server/dist/index.js"]
    }
  }
}
Note: Your key is sensitive information, do not share it with anyone.

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