Minimal CLI for self-hosted LangGraph Agent Server on langgraph-runtime-pg
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Project description
langhost
Minimal CLI for running the official LangGraph Agent Server on the open
langgraph-runtime-pg backend
(Postgres + Redis).
Command
langhost serve [OPTIONS]
Requires a langgraph.json in the working directory (same format as
langgraph-cli)
and DATABASE_URI / REDIS_URI (see repo .env.example). Bring your own
Postgres + Redis (for example via the repo docker-compose.yml).
cp .env.example .env
docker compose up -d postgres redis
# Dev (hot reload)
langhost serve --reload -c langgraph.json
# Prod (multi-process)
langhost serve --host 0.0.0.0 --workers 4 -c langgraph.json
Run langhost serve --help for the full option list.
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