
VPS Deployment of Ollama + Open WebUI Tutorial (2026): How to Run a Private AI LLM Without Pitfalls
If you want to self-host a private AI assistant on a VPS, Ollama + Open WebUI is currently the easiest combination to get working. But local LLMs are very demanding on memory, CPU, and VRAM, and an ordinary 1C1G small VPS is not suitable for running them. This article covers VPS configuration choices, Docker Compose deployment, model downloads, reverse proxy, port security, and performance expectations, helping you judge which machines can run it, how to deploy it, and which ports must not be exposed.








