Claude Unreal — AI Agent MCP Server
Control Unreal Engine 5 through natural language. Claude Unreal connects Claude Code to your Editor via MCP — 359 tools across 20 categories covering every major UE5 subsystem.
🌐 Official website: https://echoulen.github.io/claude-unreal/
📖 Docs & full tool reference: https://echoulen.github.io/claude-unreal/docs/
## Examples
- "Build a Behavior Tree that patrols between the 3 selected Target Points."
- "Spawn a 200cm blue sphere, attach a PointLight, screenshot."
- "Generate a 4km landscape from this heightmap, paint grass below 30°."
## Tool Categories
- Scene & Actors — spawn, move, attach, query
- Assets — search, import, rename, tag
- Blueprints — classes, components, node graphs
- UMG Widgets — buttons, text, events, animation
- Materials — graphs, instances, parameters
- Animation — blueprints, state machines, montages
- Sequencer — tracks, keyframes, playback
- Landscape & Foliage — sculpt, paint, spawners
- Physics — collision, constraints, forces
- Mesh — LODs, Nanite, sockets
- World Partition — layers, grids, HLODs
- AI Systems — BT, blackboards, nav, EQS
- Niagara VFX — emitters, modules, renderers
- Audio — components, MetaSounds, mixes
- Input — actions, contexts, triggers
- Build & Packaging — lighting, tests, cooking
- Game Simulation — PIE, screenshots, logs
- PCG — graphs, nodes, volumes, user parameters (requires Unreal's built-in PCG plugin to be enabled)
- Camera — focal length, aperture, focus distance
- Meta — batch helpers (`batch_execute` to coalesce many calls per round-trip)
Full tool-by-tool list on the documentation site.
## Usage
- Embedded: Tools → Claude Code Terminal (live context bar inside the editor)
- Your own terminal: run `claude` in the project — plugin auto-configures `.mcp.json`
## Installation
1. Install from Fab, enable in Edit → Plugins
2. Install `uv` — https://docs.astral.sh/uv/
3. Restart Editor — `.mcp.json` and Python deps auto-install
## Requirements
- Unreal Engine 5.7+ (macOS / Windows 64)
- `uv` 0.4+
- Claude Code CLI + Anthropic account (not included; bring your own)