ashd-007/UECortex
An MCP server and tools to interface with LLM models such as Claude
Platform-specific configuration:
{
"mcpServers": {
"UECortex": {
"command": "npx",
"args": [
"-y",
"UECortex"
]
}
}
}Add the config above to .claude/settings.json under the mcpServers key.
Native Unreal Engine 5 plugin that runs a full MCP (Model Context Protocol) server inside the Unreal Editor. Control your project directly from Claude Code, VS Code, or any MCP client — no Python sidecar, no Node.js process, no external dependencies.
139 tools across 13 categories. Pure C++.
---
Copy the UECortex folder into your project's Plugins/ directory and enable it in your .uproject:
{
"Name": "UECortex",
"Enabled": true
}Reopen the project. The server starts automatically on editor launch.
Claude Code:
claude mcp add uecortex --transport http http://localhost:7777/mcpVS Code (.vscode/mcp.json):
{ "servers": { "uecortex": { "url": "http://localhost:7777/mcp" } } }Health check:
GET http://localhost:7777/health---
actor_spawn actor_delete actor_set_transform actor_get_properties actor_list actor_find_by_tag level_get_info viewport_focus console_command level_save ...
blueprint_list blueprint_get_graph blueprint_add_node blueprint_connect_pins blueprint_set_property blueprint_compile blueprint_add_component ...
cpp_create_class cpp_add_property cpp_add_function cpp_hot_reload ...
rendering_set_nanite rendering_set_lumen material_create material_set_parameter material_compile ...
spline_create spline_add_point spline_get_info volume_create volume_set_bounds ...
pcg_create_graph pcg_add_node pcg_connect_pins pcg_get_graph pcg_list_node_types pcg_execute ...
gas_create_ability gas_add_attribute_set gas_grant_ability gas_apply_effect gas_list_abilities ...
niagara_list_systems `niagara
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