Schema | FoundryVTT MCP Server

FoundryVTT MCP Server

Describes the environment variables required to run the server.

Name	Required	Description	Default
`LOG_LEVEL`	No	Logging verbosity (debug, info, warn, error)	info
`FOUNDRY_URL`	Yes	FoundryVTT server URL	http://localhost:30000
`FOUNDRY_API_KEY`	No	Optional REST API key for server diagnostics tools
`FOUNDRY_PASSWORD`	Yes	FoundryVTT user account password
`FOUNDRY_USERNAME`	Yes	FoundryVTT user account name
`FOUNDRY_DATA_PATH`	No	Local path to Foundry Data/ for asset dimension discovery
`FOUNDRY_EVENT_WAIT_MS`	No	Default long-polling timeout for watch_events	25000
`FOUNDRY_WRITE_ENABLED`	No	Enables game-state mutations (walls, actors, tokens, etc.)	true
`FOUNDRY_EVENT_BUFFER_SIZE`	No	In-memory event log ring buffer capacity	500
`FOUNDRY_MODULE_BRIDGE_PORT`	No	WebSocket port for the companion module bridge	31415
`FOUNDRY_HEADLESS_GM_ENABLED`	No	Auto-launches an invisible GM-tier browser session to host the module bridge — no manual second browser tab needed	true
`FOUNDRY_HEADLESS_GM_PASSWORD`	No	Password for the headless session account, if overridden	FOUNDRY_PASSWORD
`FOUNDRY_HEADLESS_GM_USERNAME`	No	Overrides which account the headless session logs in as	FOUNDRY_USERNAME
`FOUNDRY_MODULE_BRIDGE_ENABLED`	No	Enables WebSocket bridge for canvas screenshots & chat rolls	true
`FOUNDRY_HEADLESS_GM_EXECUTABLE_PATH`	No	Explicit Chrome/Edge/Chromium binary path, skipping auto-detection

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.

Server capabilities have not been inspected yet.

Functions exposed to the LLM to take actions

Name	Description
No tools

Interactive templates invoked by user choice

Name	Description
No prompts

Contextual data attached and managed by the client

Name	Description
No resources

This server cannot be deployed

ActivityActive

ResponsivenessNo issues