Unreal Engine MCP Server
Server Configuration
Describes the environment variables required to run the server.
| Name | Required | Description | Default |
|---|---|---|---|
| LOG_LEVEL | No | Logging level (debug | info | warn | error, default: info) | info |
| GRAPHQL_PORT | No | Port for GraphQL endpoint (default: 4000) | 4000 |
| GRAPHQL_ENABLED | No | Enable GraphQL endpoint (default: false) | false |
| UE_PROJECT_PATH | Yes | Path to the Unreal Engine project (.uproject file) | |
| ASSET_LIST_TTL_MS | No | Asset list cache TTL in milliseconds (default: 10000) | 10000 |
| MCP_AUTOMATION_HOST | No | Host for the automation bridge (default: 127.0.0.1) | 127.0.0.1 |
| MCP_AUTOMATION_PORT | No | Port for the automation bridge (default: 8091) | 8091 |
| MCP_AUTOMATION_ALLOW_NON_LOOPBACK | No | Set to true to allow binding to non-loopback addresses (default: false) | false |
| MCP_AUTOMATION_REQUEST_TIMEOUT_MS | No | Request timeout in milliseconds (default: 120000) | 120000 |
Capabilities
Server capabilities have not been inspected yet.
Tools
Functions exposed to the LLM to take actions
| Name | Description |
|---|---|
No tools | |
Prompts
Interactive templates invoked by user choice
| Name | Description |
|---|---|
No prompts | |
Resources
Contextual data attached and managed by the client
| Name | Description |
|---|---|
No resources | |
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