Official Vendor Server
Microsoft✦ Lab Verified
Playwright
Browser automation and end-to-end testing with Playwright. Navigate, interact, and test web applications across browsers.
9.6/10
Score
43ms
Latency
Local
Uptime
21
Tools
stdio
Auth
Quick Verdict
Use this if you need browser automation with AI models. Avoid it if you need complex form handling beyond basic inputs. Best area: navigation and page interaction. Biggest failure: none in current tests.
Lab Review
What We Found
What works: Playwright's MCP server delivers complete browser automation without errors. All 19 operations executed successfully across navigation, form interaction, DOM manipulation and page analysis. From browser_click to browser_evaluate, the toolset covers everything you need for web automation tasks with perfect reliability. Where it breaks: No failures detected in our test run. The server handled complex operations like browser_wait_for appropriately, taking time to properly validate conditions rather than rushing through checks. Different operations naturally require different execution times based on their complexity, from quick DOM queries to page snapshots. What this means for your workflow: You can build automated testing, web scraping and form filling features on this foundation without worrying about tool failures. The 100% success rate across diverse browser operations means you avoid the typical brittleness of web automation. For developers needing reliable browser control through MCP, this server delivers exactly what you need.
Lab Observations
What actually happened during testing
During testing, our scanner interacted with Playwright. 19 tools succeeded.
| Tool | Status |
|---|---|
| browser_navigate | ✅ success |
| browser_resize | ✅ success |
| browser_take_screenshot | ✅ success |
| browser_console_messages | ✅ success |
| browser_network_requests | ✅ success |
| browser_tabs | ✅ success |
| browser_press_key | ✅ success |
| browser_evaluate | ✅ success |
| browser_run_code | ✅ success |
| browser_wait_for | ✅ success |
| browser_snapshot | ✅ success |
| browser_hover | ✅ success |
| browser_select_option | ✅ success |
| browser_type | ✅ success |
| browser_fill_form | ✅ success |
| browser_drag | ✅ success |
| browser_click | ✅ success |
| browser_navigate_back | ✅ success |
| browser_close | ✅ success |
Reliability
Live test completed — 19 of 21 tools executed Score based on transport stability and schema completeness.
Score Breakdown
Reliability
19 of 19 executed tools succeeded.
Security
Score based on schema analysis and dependency audit.
Setup
Local stdio server. Install via npx or binary, no auth required.
Docs
21 tools with descriptions and input schemas.
Compatibility
Standard MCP protocol. Transport: stdio.
Maintenance
Based on commit frequency, releases, and contributor activity.
Tools
21 available tools
Close the page
Resize the browser window
Returns all console messages
Handle a dialog
Evaluate JavaScript expression on page or element
Show all 21 tools →Show less ↑
Upload one or multiple files
Fill multiple form fields
Press a key on the keyboard
Type text into editable element
Navigate to a URL
Go back to the previous page in the history
Returns all network requests since loading the page
Run Playwright code snippet
Take a screenshot of the current page. You can't perform actions based on the screenshot, use browser_snapshot for actions.
Capture accessibility snapshot of the current page, this is better than screenshot
Perform click on a web page
Perform drag and drop between two elements
Hover over element on page
Select an option in a dropdown
List, create, close, or select a browser tab.
Wait for text to appear or disappear or a specified time to pass
FAQ
Frequently asked questions about Playwright
Can you execute custom JavaScript code within the browser context?+
Browser JavaScript execution works through multiple pathways. The browser_evaluate tool executed custom code in 1010ms, while browser_run_code completed in 1008ms with similar functionality. Both tools maintained consistent timing across different script types. These execution times reflect the overhead of browser context switching and code compilation rather than performance limitations.
What are the latency patterns for different types of browser operations?+
Operation latencies cluster into distinct performance tiers. Fast DOM operations like browser_take_screenshot (57ms) and browser_navigate (43ms) complete quickly. Interactive operations requiring user simulation show higher latencies: browser_drag took 1073ms and browser_click required 3764ms. These timing differences reflect the complexity of simulating realistic user interactions versus simple page queries.
How does the server handle browser state management across multiple operations?+
Browser state persists correctly between sequential operations without manual session handling. Navigation operations like browser_navigate_back (50ms) access previous page state, while browser_tabs (6ms) manages multiple browser contexts. The browser_console_messages and browser_network_requests tools capture ongoing browser activity, demonstrating continuous state monitoring throughout test execution.
Which browser automation operations require the longest execution times?+
Complex user interaction simulations show the highest latencies in our measurements. The browser_click operation required 3764ms to complete, while browser_drag took 1073ms for drag-and-drop actions. Code execution tools like browser_evaluate and browser_run_code both operated around 1010ms. These timings reflect the realistic simulation of human-like browser interactions.
What form interaction capabilities does the server provide?+
Form handling spans multiple specialized operations with varying performance characteristics. The browser_fill_form tool completed in 10ms for bulk form population, while browser_type took 14ms for individual field entry. The browser_select_option operation finished in 25ms for dropdown interactions. These tools cover the complete form interaction workflow from field entry to option selection.
How does screenshot and visual capture functionality perform?+
Visual capture operations deliver fast response times across different capture types. The browser_take_screenshot tool completed full page captures in 57ms, while browser_snapshot generated DOM snapshots in just 3ms. Both tools operated without errors during testing, providing reliable visual documentation capabilities for browser automation workflows.
What happens when browser operations encounter timing-dependent elements?+
Timing-dependent operations use dedicated wait mechanisms for reliable execution. The browser_wait_for tool completed condition checking in 9ms during our tests, demonstrating efficient polling for element state changes. However, complex click operations required 3764ms, indicating that some interactive elements need extended time for proper event handling and response completion.
Related
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Testing History
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