When automations touch confidential data, when volume makes per-task meters expensive, or when a workflow needs ten lines of code, self-hosted and code-friendly stops being a preference and becomes the requirement. That’s n8n’s ground. It’s also what I’d reach for first on my own stack, for those reasons rather than fashion. This guide tries to be honest about which firms it suits.
The decision in one table:
| Choose n8n when | Choose a hosted rival when |
|---|---|
| Data must stay on infrastructure you control | Nobody will own a server |
| Volume makes per-task meters expensive | Volumes are modest |
| Flows need real code | Visual covers everything |
| You run services already, or have a partner who does | Simplicity is the whole point |
Control: your data stays inside your boundary
Run n8n on your own server and the whole automation layer, triggers, credentials, payloads and logs, stays inside your boundary. It’s the same argument as open-weight models, applied to the plumbing. For flows carrying client files, or credentials that would make a cloud middleman awkward to justify in a DPIA, this is the clean answer. Pair self-hosted n8n with self-hosted models and you have an automation stack that never sends anything out at all.
Power: real code when the visual editor runs out
The visual builder holds its own against the rivals, and the code node is what sets n8n apart: it takes real JavaScript, webhooks are built in, and the AI tooling (model nodes, agent patterns, memory) is among the strongest of any automation platform. That’s why the agentic patterns are so quick to prototype here. Developers stop fighting the tool, and operations staff can still read the flows.
What it costs to run
Somebody owns the server: updates, backups, monitoring and secrets. That’s routine for a firm with a technical person, or a partner who runs infrastructure, and a real weight for a firm with neither. n8n’s cloud tier and the hosted rivals exist for that firm. The advice-firm comparison puts all three side by side against real advice-firm flows, which is where the choice should be made. Whichever platform wins, the build discipline matters more than the logo: scoped workflows, handled error paths, properly stored credentials and documentation your team can follow.