Unreal MCP (official, UE 5.8, Experimental): Unreal Engine official MCP compatibility
Epic's built-in Experimental MCP plugin in Unreal Engine 5.8. Embeds a local MCP server (default http://127.0.0.1:8000/mcp) with no authentication layer. Plugin id is ModelContextProtocol.
Is it maintained?
This tool isn't GitHub-backed, so we can't compute a health status automatically. Epic doesn't publish this plugin as a standalone repo. Follow the UE 5.8 release notes.
Manual check needed: Epic doesn't publish this plugin as a standalone repo. Follow the UE 5.8 release notes.
Facts
| Engines | Unreal Engine |
|---|---|
| Type | Official engine feature |
| Supported engine versions | Unreal Engine 5.8 only Source |
| Health | Unknown |
| Last update | 2026-06-23: Shipped with Unreal Engine 5.8 (source) |
| Latest release | unknown |
| Open issues | unknown |
| Licence | unknown |
| Repository | No public GitHub repository found |
| Price | Included with Unreal Engine Source |
| Website | https://www.unrealengine.com/news/unreal-engine-5-8-is-now-available |
Note: Agent flags come from a third-party summary of Epic's docs (a2a-mcp.org), because Epic's docs page was blocked when we tried to read it. Treat as likely, not confirmed.
Works with Claude Code, Cursor and Codex?
| Claude Code | ✓* Likely: from a third-party summary of the docs | Likely: from a third-party summary of the docs · source |
|---|---|---|
| Cursor | ✓* Likely: from a third-party summary of the docs | Likely: from a third-party summary of the docs · source |
| Codex | ✓* Likely: from a third-party summary of the docs | Likely: from a third-party summary of the docs · source |
"?" means we haven't verified it, not that it fails. Flags only come from what the README or docs say, never from guesses.
Does Unreal MCP (official, UE 5.8, Experimental) work with Claude Code?
Probably. A third-party summary of the official docs lists Claude Code, but we couldn't read the primary page. Source.
Does Unreal MCP (official, UE 5.8, Experimental) work with Cursor?
Probably. A third-party summary of the official docs lists Cursor, but we couldn't read the primary page. Source.
Does Unreal MCP (official, UE 5.8, Experimental) work with Codex?
Probably. A third-party summary of the official docs lists Codex, but we couldn't read the primary page. Source.
Breaking changes that touch this tool
Data last refreshed 2026-10-23 18:13 UTC. Details checked by hand on 2026-10-23. Are you the maker? Feature your tool or tell us what's out of date.