MCE — MCP Code Execution
by hypen-code
Server Configuration
Describes the environment variables required to run the server.
| Name | Required | Description | Default |
|---|---|---|---|
| MCE_HOST | No | HTTP server bind host | 0.0.0.0 |
| MCE_PORT | No | HTTP server port | 8000 |
| MCE_DEBUG | No | Enable debug mode | false |
| MCE_LLM_MODEL | No | LiteLLM model string | gemini/gemini-2.0-flash |
| MCE_LOG_LEVEL | No | Log verbosity | INFO |
| MCE_DOCKER_HOST | No | Docker host socket (e.g. unix:///var/run/docker.sock) | |
| MCE_LLM_API_KEY | No | API key for the LLM provider | |
| MCE_LLM_ENHANCE | No | Enable LLM docstring enhancement at compile time | false |
| MCE_DOCKER_IMAGE | No | Sandbox image name | mce-sandbox:latest |
| MCE_LINT_ENABLED | No | Enable ruff lint validation before sandbox execution | false |
| MCE_NETWORK_MODE | No | Docker network for sandbox containers | mce_network |
| MCE_SANDBOX_MODE | No | Execution mode: warm (persistent container pool) or cold (new container per request) | warm |
| MCE_CACHE_DB_PATH | No | SQLite cache database path | ./data/cache.db |
| MCE_CACHE_ENABLED | No | Enable code caching | true |
| MCE_WARM_POOL_SIZE | No | Number of persistent containers to pre-create in warm mode | 2 |
| MCE_ALLOWED_DOMAINS | No | Comma-separated API domain allowlist (empty = allow all) | |
| MCE_CACHE_MAX_ENTRIES | No | Maximum cached entries before LRU eviction | 500 |
| MCE_CACHE_TTL_SECONDS | No | Cache entry lifetime | 3600 |
| MCE_COMPILE_ON_STARTUP | No | Auto-compile swagger sources at startup | true |
| MCE_COMPILED_OUTPUT_DIR | No | Compiled functions directory | ./compiled |
| MCE_MAX_CODE_SIZE_BYTES | No | Maximum allowed code size (64 KB) | 65536 |
| MCE_SWAGGER_CONFIG_FILE | No | Swagger source definitions | ./config/swaggers.yaml |
| MCE_MAX_OUTPUT_SIZE_BYTES | No | Max sandbox stdout size (1 MB) | 1048576 |
| MCE_ENABLE_ADDITIONAL_TOOLS | No | Enable optional list_skills and get_server_skills tools | false |
| MCE_EXECUTION_TIMEOUT_SECONDS | No | Max code execution time | 30 |
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
ActivityInactive
ResponsivenessNo issues