Unreal Engine plugin for LLM/GenAI models & MCP UE5 server. OpenAI GPT-5, Deepseek R1, Claude Opus/Sonnet, Gemini 3, Grok 4, Alibaba Qwen, Kimi
Most AI and media services work still happens through a UI a human drives. Unreal Engine Generative AI Support Plugin MCP server moves it into the conversation instead. Unreal Engine plugin for LLM/GenAI models & MCP UE5 server. OpenAI GPT-5, Deepseek R1, Claude Opus/Sonnet, Gemini 3, Grok 4, Alibaba Qwen, Kimi, ElevenLabs TTS, Inworld, OpenRouter, Groq, GLM, Ollama, Local, Meshy, Tripo, Hunyuan3D, Rodin.
Every month, hundreds of new AI models are released by various organizations, making it hard to keep up with the latest advancements.
Installation goes through your MCP client rather than a global install: point it at fastmcp on PyPI and it is fetched when the client starts. The copy-paste blocks for Claude Desktop, Claude Code and Cursor are further down this page.
The server publishes 2 tools. What each one is for:
OpenAI — Chat (gpt-4.1, gpt-4.1-mini, o4-mini, o3, o3-pro), Structured OutputsDeepSeek — Chat (deepseek-chat V3.1), Reasoning (deepseek-reasoning-r1)Configuration is passed through the environment: UNREAL_HOST, UNREAL_PORT. Treat anything key-shaped as a real credential — scope it to the minimum the server needs, and rotate it if it ever lands in a shared config.
Among the AI and media services options, the useful question is rarely "what can it do" but "what does it cost you to run" — permissions, credentials, and how much of your context its toolset consumes. Unreal Engine Generative AI Support Plugin's toolset — OpenAI, DeepSeek — is a fair guide to whether it matches your workflow. It is maintained by prajwalshettydev; worth a glance at recent repository activity before you build anything load-bearing on it.
This entry was verified against Unreal Engine Generative AI Support Plugin's own documentation before publication; SyncDev keeps the directory reviewed rather than auto-generated.
| Tool | What it does |
|---|---|
| OpenAI | Chat (gpt-4.1, gpt-4.1-mini, o4-mini, o3, o3-pro), Structured Outputs |
| DeepSeek | Chat (deepseek-chat V3.1), Reasoning (deepseek-reasoning-r1) |
{
"mcpServers": {
"unreal-handshake": {
"command": "python",
"args": ["<your_project_directoy_path>/Plugins/GenerativeAISupport/Content/Python/mcp_server.py"],
"env": {
"UNREAL_HOST": "localhost",
"UNREAL_PORT": "9877"
}
}
}
}Configuration as documented by the project. Restart the client after saving.
| Variable | Description | Required |
|---|---|---|
| UNREAL_HOST | Endpoint or connection string the server talks to. | Optional |
| UNREAL_PORT | Configuration value read at startup. | Optional |
Build a programmable telecommunications stack for connecting telephony services with the Internet via a cloud-based utility.
Search built for AI, not humans — semantic web search that returns model-ready content, plus code context.
Answers, not links — delegate questions to Perplexity's search-grounded models and get cited responses back.
Give your assistant a voice — text-to-speech, voice cloning and audio tools from the ElevenLabs API.
Give your assistant a real code sandbox — isolated cloud VMs for actually running the code it writes.
The ML hub in your context window — search models, datasets, papers and run Spaces from the official server.