CLI and configuration

alephgrid --help lists every option. The ones you’ll reach for:

Flag	Env	Default
--data-dir	ALEPHGRID_DATA_DIR	./alephgrid-data
--host / --port	ALEPHGRID_HOST / ALEPHGRID_PORT	127.0.0.1 / 7878
--auth local|accounts	ALEPHGRID_AUTH	local: no sign-in, loopback only
--public-url	ALEPHGRID_PUBLIC_URL	how people reach the server (needed for SSO; https makes cookies Secure)
--oidc-issuer, --oidc-client-id	ALEPHGRID_OIDC_* (secret: ALEPHGRID_OIDC_CLIENT_SECRET)	no single sign-on
--session-hours	ALEPHGRID_SESSION_HOURS	12
--space-storage, --space-workbooks, --space-jobs, --space-open-workbooks	ALEPHGRID_SPACE_*	no limits (admins can set them per space)
--memory-limit	ALEPHGRID_MEMORY_LIMIT	DuckDB default (80% of RAM, spills to disk)
--threads	ALEPHGRID_THREADS	all cores
--idle-timeout		seconds without activity before a workbook’s compute sleeps
--profile name=MEM:THREADS[:dedicated]		extra compute sizes admins can grant to spaces
--disable-sql	ALEPHGRID_DISABLE_SQL	SQL allowed; when set, every operation that runs user-written SQL is refused
--demo-rows N		generate a demo workbook
alephgrid mcp --url URL --token agc_…	ALEPHGRID_URL, ALEPHGRID_AGENT_TOKEN	connect an MCP client over stdio to a running server

This table mirrors the repository README at the time of writing; when they disagree, --help on your build is authoritative.