MCP SuperAssistant is a Chrome extension that integrates the Model Context Protocol (MCP) tools with AI platforms like Perplexity, ChatGPT, Google Gemini, Google AI Studio, Grok, and more. It allows users to execute MCP tools directly from these platforms and insert the results back into the conversation, enhancing the capabilities of web-based AI assistants. The extension supports multiple platforms such as ChatGPT, Google Gemini, Perplexity, Grok, Google AI Studio, and more. It offers features like modular plugin architecture, sidebar UI, tool detection, execution, and result integration, render mode, auto-execute mode, preference persistence, dark/light mode support, and React Hooks integration. The architecture includes a plugin system with site-specific adapters, state management with Zustand stores and event bus, and a modular structure with centralized event system. Watch the demo video to see MCP SuperAssistant in action and learn more about the Model Context Protocol (MCP) standard developed by Anthropic.