The article questions the necessity of MCP (Multi-Channel Processor) servers in certain coding tasks, particularly in web development. The author argues that while MCP servers like Playwright and Chrome DevTools offer extensive features, they often come with inefficiencies due to their broad toolsets, which consume significant context and can confuse agents. The author prefers a simpler approach: using Bash and Node.js scripts to execute essential browser functions without the overhead of an MCP server. For instance, the author outlines a minimal set of tools needed for browser automation, such as starting Chrome, navigating URLs, executing JavaScript, and taking screenshots. Each of these tasks is handled by concise Node.js scripts that utilize Puppeteer Core. The author emphasizes that these scripts are straightforward and allow for composability, enabling the agent to quickly adapt or generate additional tools as needed. By focusing on essential functionality rather than a comprehensive suite, this method simplifies the coding process and enhances efficiency. The article provides detailed code snippets for each tool, illustrating how they work. For example, the “Start Tool” script initiates a Chrome session, optionally using a saved profile, while the “Navigate Tool” script manages URL navigation. The author highlights the need for minimalism in this context, suggesting that complex MCP servers might be overkill for many scenarios. The emphasis is on leveraging simple, well-defined tasks that can be combined seamlessly, thereby streamlining the development process.