io.github.ChiR24
unreal-engine-mcp
MCP server for Unreal Engine 5 with 17 tools for game development automation.
stdiocommunityapplication
Package Details
unreal-engine-mcp-server
Transportstdio
Environment Variables
LOG_LEVEL
Logging level: debug, info, warn, error (default: info)
MCP_ROUTE_STDOUT_LOGS
Route standard output to standard error to avoid protocol corruption (default: true)
UE_PROJECT_PATH
Absolute path to your Unreal .uproject file
UE_EDITOR_EXE
Path to UnrealEditor-Cmd.exe (optional)
UE_SCREENSHOT_DIR
Directory to save screenshots (optional)
MCP_AUTOMATION_PORT
Automation bridge WebSocket port (default: 8091)
MCP_AUTOMATION_HOST
Automation bridge WebSocket host (default: 127.0.0.1)
MCP_AUTOMATION_CLIENT_MODE
Run as client connecting to UE (false) or server listening for UE (true) (default: false)
MCP_CONNECTION_TIMEOUT_MS
Connection timeout in milliseconds (default: 5000)
MCP_REQUEST_TIMEOUT_MS
Request timeout in milliseconds (default: 30000)