How to add LiteLLM as a proxy layer on top of Ollama and Open WebUI, unifying local and cloud AI models behind a single OpenAI-compatible endpoint, managed via GitOps with ArgoCD.

The second part of the GPU homelab series: bootstrapping a full GitOps platform on k3s using ArgoCD’s app-of-apps pattern, wiring up Ollama and Open WebUI, and the four gotchas that will trip you up.

A step-by-step walkthrough of turning an old GTX 1650 laptop into a GPU-enabled single-node k3s cluster, explaining the why behind each layer of the stack and the two non-obvious gotchas that will trip you up.