n8n AI Agents – Self-Host Automation with LLMs

Quick answer: n8n AI agents combine automation with LLMs – self-hosted on a VPS with Ollama, without Zapier cloud, GDPR-friendly.

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Frequently asked questions (FAQ)

n8n with local Ollama?

Yes – HTTP nodes to Ollama API on the same Docker network. Data stays on the VPS.

Agent vs workflow?

Workflows = fixed steps. AI agents = LLM chooses tools/steps more dynamically.

RAM?

n8n itself is light; Ollama models need 8–32 GB depending on model.

Secure webhooks?

Secret headers, IP allowlists, HTTPS only.

Alternatives?

Activepieces, Windmill – n8n is the most common in 2026.

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