Unity MCP vs Unreal AI Connection
A side-by-side look at the Unity MCP and Unreal AI Connection MCP servers: transport, auth, tools, quality signals, and the config to install either one in Claude, Cursor, Windsurf or VS Code.
Verdict: choose Unity MCP for gaming work as a local process; choose Unreal AI Connection for gaming. You can also run both side by side in one mcpServers block.
Which MCP server should you choose?
Choose Unity MCP when
- You need dedicated capabilities in the Gaming domain.
- You prefer a local stdio subprocess transport.
- Its auth model fits you: OAuth 2.0.
Choose Unreal AI Connection when
- You need dedicated capabilities in the Gaming domain.
- Its auth model fits you: No auth required.
- You want tools like
execute_unreal_python, run_python_file, apply_python_to_selection.
Feature & specification comparison
Rows where the two servers differ are marked.
| Spec | ||
|---|---|---|
| Category | Gaming | Gaming |
| Quality signal | 56/100 · Good | 51/100 · Good |
| Install command | Confirmed | Not confirmed yet |
| Transport | Local subprocess (stdio) | — |
| Auth | OAuth 2.0 | No auth required |
| Pricing | Free | Free |
| Required env vars | None listed | None listed |
| Verified owner | Community listing | Community listing |
| GitHub stars | 4,490 | 9 |
| Directory activity | 4 views 0 installs 1 upvotes | 4 views 0 installs 0 upvotes |
| Tools | Not listed | 80 |
| Full listing | View Unity MCP | View Unreal AI Connection |
Tools & capabilities
Unity MCP tools
No tool names declared yet. Check the project README from the listing page.
Unreal AI Connection tools 80
execute_unreal_pythonUniversal escape hatch — run arbitrary `unreal.*` Python in the editor's interpreter. Multi-line scripts work.run_python_fileExecute a `.py` file from disk in the editor's Python interpreter.apply_python_to_selectionRun a Python snippet with the editor's current selection bound as `actors` / `assets`.exec_python_persistentPersistent Python session — variables defined in one call survive into the next.reset_python_stateWipe the persistent session's globals.get_project_summaryProject name, engine version, enabled plugins, asset count.find_assetsQuery the asset registry by class + path + name.inspect_assetClass, tags, dependencies, referencers, on-disk size.move_assetMove an asset to a different folder; UE creates a redirector at the source path.rename_assetChange an asset's leaf name in place; UE creates a redirector at the old name.duplicate_assetCopy an asset to a new path.delete_assetDelete an asset; refuses if referenced by other packages unless `force=true`.- +68 more on the listing page
Ready-to-paste client configs
Paste either block (or both) into your client config, e.g. claude_desktop_config.json or ~/.cursor/mcp.json. We only show a config when the install command is confirmed.
Unity MCP
{
"mcpServers": {
"ivanmurzak-unity-mcp": {
"command": "npx",
"args": [
"-y",
"unity-mcp-cli"
]
}
}
}
Unreal AI Connection
No confirmed install command for Unreal AI Connection yet — follow the setup steps linked from its listing page rather than a guessed package name.
Frequently asked questions
Unity MCP is categorized under Gaming and uses a local stdio subprocess. Unreal AI Connection belongs to Gaming and uses an install path we have not confirmed yet. Pick Unity MCP for gaming work and Unreal AI Connection for gaming.
Copy the mcpServers block from the config section on this page into your client's config (for example claude_desktop_config.json or ~/.cursor/mcp.json), then fully restart the client. Unreal AI Connection has no confirmed install command yet — follow its own setup instructions.
Unity MCP is listed as free. Auth: oauth 2.0. Unreal AI Connection is listed as free. Auth: no auth required. If a server needs environment variables such as API keys, define them under the env key in your client's MCP config.
Yes. MCP clients support multiple servers: add ivanmurzak-unity-mcp and najemwehbe-unreal-ai-connection as separate keys in the same mcpServers object, and your assistant will call tools from either one.
On AllMCPs, Unity MCP has a quality signal of 56/100 (Good) with 4 views, 0 installs and 4,490 GitHub stars. Unreal AI Connection has 51/100 (Good) with 4 views, 0 installs and 9 GitHub stars.