Server Configuration
Describes the environment variables required to run the server.
| Name | Required | Description | Default |
|---|---|---|---|
| MCP_HOST | No | Bind address (HTTP/SSE) | 0.0.0.0 |
| MCP_PORT | No | Bind port (HTTP/SSE) | 3000 |
| LOG_LEVEL | No | Log level (emergency → debug supported) | info |
| MCP_API_KEY | No | Enables Bearer auth when provided | |
| MCP_SSE_PATH | No | SSE stream endpoint | /sse |
| MCP_HTTP_PATH | No | HTTP JSON-RPC endpoint | /mcp |
| MCP_TRANSPORT | No | Transport mode: http, sse, or stdio | http |
| GENERATED_FILES_DIR | No | Where rendered diagrams are persisted | /generated-files |
| PLANTUML_SERVER_URL | No | Upstream PlantUML renderer | https://www.plantuml.com/plantuml |
| PUBLIC_FILE_BASE_URL | No | Base URL returned to clients for persisted diagrams | https://ob-file.fmpn.fr/files |
| MCP_SSE_MESSAGES_PATH | No | Message ingestion endpoint | /messages |
| PLANTUML_MCP_SKIP_AUTO_START | No | When true, skips auto-start so scripts can import the server class without launching transports | |
| MCP_HTTP_ENABLE_JSON_RESPONSES | No | Return JSON body when true (for debugging) | false |
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 | |