Frequently Asked Questions (FAQ) about UBOS Asset Marketplace’s OpenRouter MCP Client

Q: What is the OpenRouter MCP Client? A: The OpenRouter MCP Client is a tool available on the UBOS Asset Marketplace that allows you to connect the Cursor editor to OpenRouter.ai, giving you access to multiple AI models from various providers like Google, DeepSeek, and Meta.

Q: What is MCP (Model Context Protocol)? A: MCP is an open protocol that standardizes how applications provide context to Large Language Models (LLMs). It allows different AI models and tools to communicate effectively.

Q: What is OpenRouter.ai? A: OpenRouter.ai is a platform that provides access to a wide variety of AI models through a single API.

Q: What are the benefits of using the OpenRouter MCP Client? A: The benefits include accessing a wider range of AI models, improving performance by combining multiple models, enhancing flexibility, and streamlining AI integration into your workflow.

Q: What models are available through the client? A: The client provides access to all models available on OpenRouter, including Google Gemini 2.5 Pro, DeepSeek Chat v3, Meta Llama 3.1, and many more.

Q: What are the system requirements for the OpenRouter MCP Client? A: The client requires Node.js v18.0.0 or later.

Q: How do I install the OpenRouter MCP Client? A: You can install the client using the quick installation script or manually by cloning the repository, installing dependencies, and building the project.

Q: How do I configure the client to work with Cursor? A: You need to update Cursor’s MCP configuration file (mcp.json) with the correct path to the client and your OpenRouter API key.

Q: Where can I find my OpenRouter API key? A: You can get your API key from OpenRouter Keys.

Q: How do I select the client in Cursor? A: Open Cursor, press Ctrl+Shift+L (Windows/Linux) or Cmd+Shift+L (macOS) to open the model selector, and choose “custom-openrouter-client” from the list.

Q: What do I do if Cursor is not connecting to the client? A: Ensure the path in mcp.json is correct, you have built the client with npm run build, and your OpenRouter API key is correct.

Q: Can I test the client without using Cursor? A: Yes, you can uncomment the test functions in src/index.ts and run npm start to test direct API interaction.

Q: What is Smithery and how does it relate to the OpenRouter MCP Client? A: Smithery is a platform where you can deploy the MCP client to make it available to various AI agents and applications. It simplifies distribution compared to local installation.

Q: Where can I find more information about OpenRouter and MCP? A: You can find more information at the OpenRouter Documentation and Model Context Protocol (MCP) Documentation.

Q: What is UBOS? A: UBOS is a Full-stack AI Agent Development Platform focused on bringing AI Agents to every business department. The platform helps orchestrate AI Agents, connect them with enterprise data, build custom AI Agents, and create Multi-Agent Systems.