OpenWebUI MCP Server

What is OpenWebUI MCP?

OpenWebUI MCP is a server that enables subdomain enumeration through chat commands in OpenWebUI. It integrates as a tool within the OpenWebUI interface, allowing users to prompt for domain reconnaissance directly from the chat.

How to use OpenWebUI MCP?

Clone or download the project, create a static/well-known directory and copy the openapi.json file into it, then start app.py (e.g., python3 app.py). Configure the tool in OpenWebUI Settings, enable the MCP-Subdfinder tool from the tool icon, and then give chat commands like “Use tool, generate subdomains for tesla.com”.

Key features of OpenWebUI MCP

• Subdomain enumeration via chat commands
• Integrates as a tool in OpenWebUI
• Uses a custom tool named MCP-Subdfinder
• Requires local setup and configuration
• Provides results directly in the chat interface

Use cases of OpenWebUI MCP

• Security researchers enumerating subdomains of target domains
• IT teams assessing domain structure and exposure
• Quick subdomain queries using natural language in OpenWebUI