Unreal Api Mcp
by Codeturioncommunityv0.2.0
58
9
This MCP server provides accurate Unreal Engine C++ API documentation to AI agents, helping to prevent errors such as hallucinated signatures and deprecated API usage.
From the registry: Accurate UE5 C++ API docs for AI agents. Prevents hallucinated signatures and includes.
Install & configure
Prerequisites
- required
Install in your client
Paste into the AI you're chatting with — it will figure out the rest
Please install the `unreal-api-mcp` MCP server into my current AI client (that's you).
Required prerequisites (do these first if not already done):
- **Python 3.10+** — Python 3.10 or later required. (https://python.org)
Canonical MCP server config (stdio transport):
- command: `uvx`
- args: ["unreal-api-mcp"]
- optional environment variables:
- `UNREAL_VERSION`: UE version to serve (e.g. 5.5, 5.7). Defaults to 5.7. (example: `5.5`)
- `UNREAL_PROJECT_PATH`: Path to your Unreal project for auto-detecting version from .uproject EngineAssociation field. (example: `F:/Unreal Projects/MyProject`)
Note: Downloads version-specific UE C++ API database (~114K records for UE 5.7) on first run to ~/.unreal-api-mcp/. Covers Engine Runtime, Editor, built-in plugins including 158 UK2Node subclasses. License: PolyForm Noncommercial (commercial requires permission).
Add this MCP server to my current client's config in the correct format for you. If you need secrets or credentials I haven't provided, ASK me — do not invent values or leave raw placeholders. After adding it, tell me how to verify the server is connected.Note: Downloads version-specific UE C++ API database (~114K records for UE 5.7) on first run to ~/.unreal-api-mcp/. Covers Engine Runtime, Editor, built-in plugins including 158 UK2Node subclasses. License: PolyForm Noncommercial (commercial requires permission).
Tools (5)
search_unreal_api
Find APIs by keyword
get_function_signature
Exact signature with parameters and return type
get_include_path
Resolve #include for a type
get_class_reference
Full class reference card
get_deprecation_warnings
Check if an API is obsolete
Environment variables
UNREAL_VERSIONrequiredUE version to servePrerequisites
- • Python 3.10+
Packages
unreal-api-mcp
pypiv0.2.0transport: stdio
Details
- Language
- Python
- License
- NOASSERTION
- Released
- Mar 2, 2026
- Last commit
- Mar 30, 2026
- Registry name
- io.github.Codeturion/unreal-api-mcp