Luma MCP
Server Configuration
Describes the environment variables required to run the server.
| Name | Required | Description | Default |
|---|---|---|---|
| TOP_P | No | Nucleus sampling threshold. | 0.95 |
| LUMA_DEBUG | No | `1`/`true` is equivalent to enabling INCLUDE_META. | off |
| MAX_TOKENS | No | Maximum number of generated tokens. Some models have hard limits; e.g. SiliconFlow (DeepSeek-OCR) caps at 4096 internally. | 8192 |
| MODEL_NAME | No | Model name override. Defaults to the provider's default model (e.g. `doubao-seed-1-6-vision-250815` for Volcengine, `hy-vision-2.0-instruct` for Hunyuan). | auto |
| MULTI_CROP | No | Multi-crop large images; set to `false` to disable. | true |
| CUSTOM_PATH | No | API path for the custom provider. | /chat/completions |
| TEMPERATURE | No | Sampling temperature. | 0.7 |
| INCLUDE_META | No | When `true`, appends preprocessing/API timing meta (luma_meta) to the tool result. | false |
| MCP_HTTP_HOST | No | HTTP mode listening address (must be `0.0.0.0` inside Docker). | 0.0.0.0 |
| MCP_HTTP_PORT | No | HTTP mode listening port. | 3000 |
| MCP_TRANSPORT | No | Transport method: `stdio` (default) or `http` (Streamable HTTP). | stdio |
| ZHIPU_API_KEY | No | API key for the Zhipu provider (default model `glm-4.6v`). | |
| CUSTOM_API_KEY | No | API key for any OpenAI-compatible endpoint (custom provider). | |
| MCP_HTTP_TOKEN | No | HTTP mode Bearer token; strongly recommended to set when sharing on a LAN. No authentication if empty. | |
| MODEL_PROVIDER | No | Model provider: `zhipu`, `siliconflow`, `qwen`, `volcengine`, `hunyuan`, or `custom`. Determines which API key environment variable is required. | zhipu |
| CUSTOM_BASE_URL | No | OpenAI-compatible API base URL for the custom provider. | https://api.minimaxi.com/v1 |
| ENABLE_THINKING | No | Thinking mode; set to `false` to disable. | true |
| HUNYUAN_API_KEY | No | API key for the Hunyuan provider (default model `hunyuan-t1-vision-20250916`). | |
| CUSTOM_MODEL_NAME | No | Model name for the custom provider. | MiniMax-M3 |
| CUSTOM_TIMEOUT_MS | No | Timeout in milliseconds for the custom provider. | 60000 |
| DASHSCOPE_API_KEY | No | API key for the Qwen provider (default model `qwen3-vl-flash`). | |
| BASE_VISION_PROMPT | No | Custom base vision prompt. Set to an empty string to disable. | built-in default |
| CUSTOM_AUTH_HEADER | No | Authentication header style for the custom provider: `bearer`, `x-api-key`, or `custom`. | bearer |
| VOLCENGINE_API_KEY | No | API key for the Volcengine provider (default model `doubao-seed-1-6-flash-250828`). | |
| SILICONFLOW_API_KEY | No | API key for the SiliconFlow provider (default model `deepseek-ai/DeepSeek-OCR`). | |
| CUSTOM_THINKING_MODE | No | Thinking mode for the custom provider: `disabled`, `openai`, or `qwen_extra_body`. | disabled |
| MULTI_CROP_MAX_TILES | No | Maximum number of tiles for multi-crop (including the original image, 1-16). | 5 |
| CUSTOM_AUTH_HEADER_VALUE | No | Custom header template for the custom provider; `{{key}}` is replaced with the API key. | X-API-Key: {{key}} |
Instructions
Guidance the server publishes about itself, which clients place ahead of the tool catalog so the model reads it before choosing anything.
This server publishes no instructions, or was last inspected before Glama recorded them.
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 | |
This server cannot be deployed
Maintenance
ActivityMaintained
ResponsivenessNo issues