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Playwright MCP Docker Server

MCP Server

Run Playwright Model Context Protocol server in Docker for automated testing

Stale(60)
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Updated 12 days ago

About

This Docker Compose setup hosts the @playwright/mcp server, enabling developers to quickly spin up a Model Context Protocol endpoint for tools like Cline or Cursor. It supports headless and headed modes with configurable ports and X11/WSLg integration.

Capabilities

Resources
Access data sources
Tools
Execute functions
Prompts
Pre-built templates
Sampling
AI model interactions

Playwright MCP Docker Environment

The Playwright MCP Docker environment provides a ready‑to‑run instance of the @playwright/mcp server, allowing developers to harness browser automation directly from AI assistants such as Cline or Cursor. By packaging the server in Docker Compose, it removes the need to manually install Node.js, Playwright, and all browser binaries—everything is pre‑configured in a reproducible container that can be deployed on any host with Docker support.

This server solves the common problem of integrating web‑automation capabilities into AI workflows. Traditional browser automation requires setting up a headless or headed browser, managing driver binaries, and exposing an API endpoint. The MCP server abstracts these details behind a simple SSE (Server‑Sent Events) interface, letting an AI client send high‑level commands like “open a page” or “click a button” and receive structured responses. Developers can therefore focus on building conversational logic rather than plumbing the browser stack.

Key features of this Dockerized MCP include:

  • Headless and headed modes: Toggle the flag to run Chrome without a GUI or with a visible window, supporting both CI pipelines and interactive debugging.
  • Environment‑agnostic configuration: The file lets you specify the host port, display settings for Linux GUI environments (WSLg or X11), and volume mounts required to forward the browser display into Docker.
  • SSE integration: The server exposes an endpoint that clients can connect to, enabling low‑latency, event‑driven communication essential for responsive AI assistants.
  • Automatic dependency installation: The Dockerfile installs the package and its bundled Chromium binary, ensuring a consistent runtime across platforms.

Real‑world use cases include:

  • Automated web testing: AI assistants can generate test scripts, execute them in a sandboxed browser, and report results without manual setup.
  • Data extraction: A conversational agent can scrape dynamic content from websites, returning structured data to the user.
  • Interactive demos: Developers can showcase AI‑powered browsing in presentations, letting users control a browser via natural language commands.

Integration into existing AI workflows is straightforward. Once the container is running, any MCP‑compatible client simply configures a server entry pointing to . The client then issues Playwright commands through the MCP protocol, and the server handles browser orchestration internally. This decoupling allows teams to add powerful browsing capabilities to their assistants with minimal code changes and without exposing sensitive browser binaries.

In summary, the Playwright MCP Docker environment delivers a turnkey, containerized solution that bridges AI assistants and browser automation. Its flexibility between headless and headed modes, coupled with an SSE‑based API, makes it a valuable tool for developers seeking to embed intelligent web interaction into their applications.