In-Editor AI Chat & MCP Server for Blueprint/UMG/Animation/Niagara/Landscape/Foliage automation. Built-in chat client inside Unreal Engine or connect VS Code, Claude Code, Cursor, and AntiGravity via native C++ HTTP MCP server with 10 discovery/execution tools.

Python API Services - 30 specialized services with 1020 methods, including ViewportService (19) for full viewport camera/layout control, StateTreeService (94) for full StateTree asset editing, EditorTransactionService (16) for undo/redo and transaction management, MetaSoundService (17) for MetaSound graph authoring, and broad coverage for animation, Blueprints, widgets, landscape, Niagara, audio, settings, and data workflows.

Skills System - 34 lazy-loaded domain skills reducing context overhead 50-65% while maintaining comprehensive domain guidance.

Module: VibeUE (Editor) with 163 C++ classes enabling Blueprint/UMG/Material/Enhanced Input/Data/Landscape/StateTree automation.

Windows 64-bit, Unreal Engine 5.7+, Requires: Python Script Plugin, EditorScriptingUtilities, Enhanced Input, AudioCapture, Niagara, MeshModelingToolset, ModelViewViewModel, StateTree.

Docs: https://www.vibeue.com/docs | FREE API at vibeue.com or use OpenRouter for Claude/GPT-4 | No Python dependency - native C++
