Question 1

What is an MCP Server?

Accepted Answer

An MCP (Model Context Protocol) server acts as a bridge, allowing AI models to access and interact with external data sources and tools. It standardizes how applications provide context to Large Language Models (LLMs).

Question 2

How does the Ref MCP Server help AI agents?

Accepted Answer

The Ref MCP Server provides AI coding tools and agents with access to a comprehensive and up-to-date repository of documentation for APIs, services, libraries, and more. This ensures agents have the most current information for accurate and efficient operation.

Question 3

What are the key features of the Ref MCP Server?

Accepted Answer

The key features include `ref_search_documentation` for searching technical documentation, `ref_read_url` for reading the full content of web pages, and `ref_search_web` (optional) as a fallback web search tool.

Question 4

How do I set up the Ref MCP Server?

Accepted Answer

You can set it up either via the streamable-http server (experimental) or the local stdio server, with streamable-http being the recommended approach as of April 2025.

Question 5

What is UBOS and how does Ref MCP Server integrate with it?

Accepted Answer

UBOS is a full-stack AI Agent Development Platform that helps you orchestrate AI Agents, connect them with your enterprise data, build custom AI Agents with your LLM model, and create Multi-Agent Systems. The Ref MCP Server integrates seamlessly with UBOS to enhance AI agent development workflows.

Question 6

Can I disable the `ref_search_web` tool?

Accepted Answer

Yes, you can disable it by setting the `DISABLE_SEARCH_WEB` environment variable to `true` or by setting the `disable_search_web=false` URL parameter in the streamable-http server.

Question 7

Where can I find more documentation on the MCP Inspector tool?

Accepted Answer

Visit the [Inspector documentation](https://modelcontextprotocol.io/docs/tools/inspector) for detailed setup instructions.

Question 8

What license is the Ref MCP Server released under?

Accepted Answer

The Ref MCP Server is released under the MIT license.

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