MCP Proxy Server
by annewalczak
Server Configuration
Describes the environment variables required to run the server.
| Name | Required | Description | Default |
|---|---|---|---|
| PORT | No | Port for the proxy server's HTTP-based endpoints (/sse, /mcp, and Admin UI if enabled). Only used when running in HTTP mode. | 3663 |
| LOGGING | No | Minimum log level: error, warn, info, or debug. | info |
| ALLOWED_KEYS | No | Comma-separated list of API keys to secure the proxy's HTTP-based endpoints (/sse, /mcp). If neither ALLOWED_KEYS nor ALLOWED_TOKENS are set, authentication is disabled. | |
| TOOLS_FOLDER | No | Base directory for Stdio server installations initiated via the Admin UI when installDirectory is not set in mcp_server.json. Defaults to ./tools if not set. | |
| ADMIN_PASSWORD | No | Password for Admin UI login. Required if Admin UI is enabled. Change the default. | password |
| ADMIN_USERNAME | No | Username for Admin UI login. Required if Admin UI is enabled. | admin |
| ALLOWED_TOKENS | No | Comma-separated list of Bearer Tokens to secure the proxy's HTTP-based endpoints (/sse, /mcp). If neither ALLOWED_KEYS nor ALLOWED_TOKENS are set, authentication is disabled. Bearer Token authentication is attempted first if both are configured. | |
| SESSION_SECRET | No | Secret used to sign session cookies. Recommended if Admin UI is enabled. If not set, a default less secure secret is used or one is generated and saved to config/.session_secret. | |
| ENABLE_ADMIN_UI | No | Set to 'true' to enable the Web Admin UI (only applicable in SSE mode). | false |
| RETRY_SSE_TOOL_CALL | No | Enable retries for SSE tool calls. Set to 'true' or 'false'. | true |
| RETRY_HTTP_TOOL_CALL | No | Enable retries for HTTP tool calls on connection errors. Set to 'true' or 'false'. | true |
| RETRY_STDIO_TOOL_CALL | No | Enable retries for Stdio tool calls on connection errors. Set to 'true' or 'false'. | true |
| SERVER_TOOLNAME_SEPERATOR | No | Separator used to combine server name and tool name in tool keys. Must be at least 2 characters and contain only letters, numbers, hyphens, and underscores. Invalid values fall back to '__'. | __ |
| SSE_TOOL_CALL_MAX_RETRIES | No | Maximum number of retry attempts for SSE tool calls after the initial failure. | 2 |
| HTTP_TOOL_CALL_MAX_RETRIES | No | Maximum number of retry attempts for HTTP tool calls after the initial failure. | 2 |
| STDIO_TOOL_CALL_MAX_RETRIES | No | Maximum number of retry attempts for Stdio tool calls after the initial failure. | 2 |
| SSE_TOOL_CALL_RETRY_DELAY_BASE_MS | No | Base delay in milliseconds for SSE tool call retries (exponential backoff). | 300 |
| HTTP_TOOL_CALL_RETRY_DELAY_BASE_MS | No | Base delay in milliseconds for HTTP tool call retries (exponential backoff). | 300 |
| STDIO_TOOL_CALL_RETRY_DELAY_BASE_MS | No | Base delay in milliseconds for Stdio tool call retries (exponential backoff). | 300 |
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
ActivityActive
ResponsivenessNo issues