Open WebUI HQ — Self-Hosted Open WebUI and Ollama Guides

Self-Hosted Open WebUI and Ollama Guides

Open WebUI HQ
Independent · 2026

Two isometric grid platforms side by side, one with a network of glowing pink nodes, the other a pink laptop showing a chat interface

comparisons

OpenWebUI vs LibreChat: Which One to Run for a Team

OpenWebUI vs LibreChat for a team: Open WebUI for Ollama, local RAG and OTel; LibreChat for MIT, SAML and token budgets. Includes a TTFT probe.

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Latest reviews

Isometric pink and lavender containers linked by thin lines on a dark purple grid, standing in for Docker containers and their mapped network ports

configuration

How to Change Open WebUI Port: Docker, Compose, Python

Change the Open WebUI port by editing the host side of -p 3000:8080, the Compose ports entry, PORT under host…

Blank monitor with a cable unplugged from a shipping container holding two blue boxes, beside an empty server rack and a magnifying glass on dark navy.

troubleshooting

Open WebUI No Models Available: Why the List Is Empty

Open WebUI shows no models? Check the backend for a pulled model, the connection URL, saved settings, model f…

Isometric 3D scene of a document feeder linked through a glowing cube data processor to a blank chat bubble on a dark blue base.

guides

Open WebUI RAG Document Upload: From File to Answer

Follow an Open WebUI document from upload through extraction, embeddings and retrieval, then configure Knowle…

Isometric 3D scene of a robotic crane lifting a cyan shipping container above a dark server-like Docker platform.

operations

How to Update Open WebUI Container: Docker Guide

How to update the Open WebUI container without losing chats: back up the volume, pull, recreate, pin a versio…

Flat isometric illustration of a glowing pink cube on a stepped plinth with lines radiating to a dozen small pink pucks across a dark slab

comparisons

Open WebUI vs LibreChat: Which to Self-Host

A documentation-level comparison of Open WebUI and LibreChat: install footprint, configuration model, model c…

Monitor with an unplugged blue Ethernet cable, a shipping container, a network switch, stacked servers and a wrench on a dark navy background

troubleshooting

Open WebUI Not Connecting to Ollama: Network Problem Fixes

Getting Ollama: Network Problem or a server connection error in Open WebUI? Check Ollama's bind address, Dock…

Start here

Start with the architecture guide to understand what Open WebUI does and what belongs to the model backend. The Docker guide takes you from installation to your first chat; the connection guide helps when the model list stays empty. Compare front ends before choosing one, then follow the document upload and container update guides as you add retrieval and maintain the instance.

Understand the stack

Open WebUI and Local Models: How the Pieces Fit Together

How the chat interface, Ollama backend, embeddings and context window fit together, and which component owns each behaviour.

Set it up

Install Open WebUI With Docker: Setup Guide

Install the Docker container, preserve accounts and chats in a volume, connect Ollama, and send your first message.

Fix it

Open WebUI Not Connecting to Ollama: Network Problem Fixes

Trace an empty model list or connection error through Ollama's bind address, Docker networking, saved URLs and timeouts.

Choose it

Open WebUI vs LibreChat: Which to Self-Host

Open WebUI against LibreChat on install footprint, configuration model, retrieval and licence terms.

Use your documents

Open WebUI RAG Document Upload: From File to Answer

Follow an uploaded file through extraction, embeddings and retrieval, then diagnose missing document answers.

Maintain it

How to Update Open WebUI Container: Docker Guide

Back up the data volume, replace the container, pin a version, and plan a rollback before updating Open WebUI.

Sizing the machine first? Open the VRAM and context sizer and check whether the model and context length you want fit in the GPU you have.