rex-mcp
Officialby Transfactor
Server Configuration
Describes the environment variables required to run the server.
| Name | Required | Description | Default |
|---|---|---|---|
| REX_MCP_HOST | No | The listen address. | 127.0.0.1 |
| REX_MCP_PORT | No | The listen port. | 8787 |
| REX_MCP_TOKEN | No | Optional static token for the path or a Bearer header. At least 32 characters from A-Z a-z 0-9 _ -. | |
| REX_MCP_CONFIG | No | A JSON file. See rex-mcp.example.json. | ./rex-mcp.json if it exists |
| REX_MCP_SERVERS | No | Fixed servers as name=endpoint,name=endpoint. | |
| REX_MCP_DISCOVER | No | 1 adds each tailnet device with a name that ends with the suffix. | on when no servers are configured |
| REX_MCP_STATE_DIR | No | Where OAuth clients and token hashes are kept. | ./state |
| REX_MCP_PUBLIC_URL | No | The public URL, such as https://mcp.example.com. Turns on OAuth. | |
| REX_MCP_SOCKS_PROXY | No | A SOCKS5 proxy for Rex connections, such as socks5h://127.0.0.1:1055 for tailscaled in userspace mode. | |
| REX_MCP_TRUST_PROXY | No | Which reverse proxies to trust for client IPs (the Express trust proxy setting). | loopback |
| REX_MCP_CLIENT_LABEL | No | The client name that Rex shows. | rex-mcp@<hostname> |
| REX_MCP_OWNER_SECRET | No | The secret that the OAuth approval page asks for. At least 16 characters. Required with REX_MCP_PUBLIC_URL. | |
| REX_MCP_DISCOVER_SUFFIX | No | The device name suffix of Rex servers. | -rex |
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 recent community issues