Ultimate Engine CoPilot Documentation

V1 Documentation - Under Heavy Rework

The documentation is being completely rewritten for V1. Some pages may be incomplete or missing details. For the most accurate information, refer to the FAB listing or ask in Discord.

Ultimate Engine CoPilot - V1 Documentation

Welcome to the official documentation for Ultimate Engine CoPilot - the most comprehensive AI copilot ever built for Unreal Engine 5. Featured on FAB by Epic Games.

V1 is a one-time purchase with free AI usage included. No subscriptions, no API keys required to get started. Just install and start building.

Join our Discord community for support, feature requests, and to connect with other developers.

Getting Started

Getting Started - Installation, license activation, and first launch
AI Providers - Configure AI providers, API keys, and model selection
Free Tier - Built-in free AI usage with no setup required

Core Features

Blueprint Architect - The main AI chat for generating and modifying Blueprints
Project Scanner - Index and analyze your entire project with AI
AI Agents - Run Claude Code, Codex, GitHub Copilot, and Gemini CLI inside the editor
Tool Categories - Reference of all 56 tool categories (975+ actions)

Asset Generation

AI Asset Generation - Generate textures, PBR materials, 3D models, and sounds

Advanced

Voice Integration - Speech-to-text and text-to-speech
MCP Integration - Connect external AI tools via Model Context Protocol
Local LLM Setup - Run AI completely offline with Ollama, LM Studio, or any local server

Learning & Reference

Learning Tab - Gamified learning platform with courses and achievements
Settings - Complete settings reference
Supported Languages - 20 supported languages
FAQ - Frequently asked questions
Changelog - Version history and release notes

Key Highlights

1050+ native tools across 56 categories covering 95% of UE5
Free AI usage included out of the box - no API key needed
4 AI agents (Claude Code, Codex, GitHub Copilot, Gemini CLI) run directly in the editor
Asset generation - textures, PBR materials, 3D models, and sounds from text
20 languages supported for the UI and AI prompting
Full C++ source code included
One-time purchase - lifetime updates, no subscriptions

Support

Discord: discord.gg/w65xMuxEhb
Bug Reports: Use the built-in Report button in the Architect view
FAB: View on FAB Marketplace