N8N (w/ workers)

OpenClaw - Tailscale - n8n

OpenClaw AI Agent Stack — n8n , Tailscale Mesh, Modal & 500+ Integrations

PostgreSQL database name (use Railway reference)

PostgreSQL host (use Railway reference variable)

PostgreSQL password (use Railway reference)

PostgreSQL port (use Railway reference variable)

PostgreSQL user (use Railway reference variable)

Enforce strict file permissions on settings

Address n8n listens on (default: 0.0.0.0)

Trust reverse proxy headers (default: true)

Node.js runtime options (e.g. --max-old-space-size)

Redis host for queue mode (use Railway reference)     │

Redis password for queue mode (use Railway reference) │

Redis port for queue mode (use Railway reference)

Claude Code OAuth token for Anthropic auth

Deprecated: use OPENCLAW_GATEWAY_TOKEN instead

Deprecated: use OPENCLAW_STATE_DIR instead

Cloudflare API key for DNS/tunnel integration

GitHub PAT for repo access from the instance

n8n API key for workflow automation integration

Gateway auth token (auto-generated if not set)

State directory path (default: /data/.openclaw)

Workspace directory path (default: /data/workspace)

Execution security policy for tool sandboxing

HTTP port for the Express wrapper (default: 8080)

Password to access the /setup wizard (required)

Username for /setup Basic auth (default: admin)

Tailscale auth key (reusable + ephemeral recommended)

Tailnet hostname (default: openclaw-railway)

Enable Tailscale Serve HTTPS proxy (default: true)

Graceful shutdown drain period in seconds

PostgreSQL database (use Railway reference)

PostgreSQL password (use Railway reference) │