Open WebUI
The most recommended of 9 chat interfaces
Recommended as a self-hosted chat interface for local and cloud models; critics say its branding and contributor terms make it not fully open source.
Recommended as a self-hosted chat interface for local and cloud models; critics say its branding and contributor terms make it not fully open source.
108 people gave an opinion
- recommend it
- 71
- criticize it
- 37
- approval share
- 66%
Recommended in 12 of 13 months
- November 2025: recommended
- December 2025: recommended
- January 2026: recommended
- February 2026: recommended
- March 2026: recommended
- April 2026: recommended
- May 2026: recommended
- June 2026: recommended
- July 2026: recommended
- August 2026: recommended
- September 2026: recommended
- October 2026: recommended
- November 2026: not recommended (month in progress)
Owned for 3 months
Median of the 3 owners who said how long they have had it.
Each square is one year.
Why it doesn’t carry the badge
- 71 people recommend itNeeds 10 or more, met.
- 1.9 recommenders for every criticNeeds 2 to 1 or better, not met.
- Recommended in 12 of 13 monthsNeeds 4 or more, met.
The same three rules apply to every product, and the badge can’t be bought. How the badge works
What people say about it
The reasons people give, with the number of comments that give each one. Open a reason to read what they said.
Why people recommend it
Each mark is one comment
Web search, image gen and tools
“Open WebUI handles the client details: system prompt, web search, image gen, file uploading etc.”
Comment from 14 Apr 2026 in “Claude Code Routines” “Open WebUI allows you to add tons of useful tools (image gen, web search, code eval, etc)”
Comment from 23 Jun 2026 in “Anthropic updates their terms to verify age or identity” “Integrating web search and code calling via Open-WebUI makes it so that I usually don't need to reach for Claude”
Comment from 29 Jul 2026 in “Self-hosting Kimi K3: 20% more hardware cost, 20% better task resolution” - Comment from 28 Jan 2026 in “LM Studio 0.4.0”
Runs local models offline
“I've been running Deepseek V4 Flash locally on my Macbook Pro for weeks using Open WebUI + DS4.”
Comment from 20 Jul 2026 in “Nativ: Run frontier open models locally on your Mac” “it otherwise has a very large feature set with a large community, and runs offline by default”
Comment from 26 Oct 2026 in “Show HN: Hob - Open-source, on device alternative to Claude Cowork and ChatGPT” “Its genuinely useful when it comes to running open models locally with a clean interface”
Comment from 30 Apr 2026 in “Granite 4.1: IBM's 8B Model Matching 32B MoE” - Comment from 19 Jan 2026 in “GLM-4.7-Flash”
- Comment from 16 Sep 2026 in “Mistral X Mozilla: Private, Multilingual AI Browsing”
Connects many providers and models
“it's self hostable web app that can connect to different providers and models”
Comment from 24 Nov 2025 in “Show HN: PolyGPT – ChatGPT, Claude, Gemini, Perplexity responses side-by-side” “allows me to access any of the models I'm using for coding harness access”
Comment from 15 Jun 2026 in “Ask HN: Has anyone replaced Claude/GPT with a local model for daily coding?” “so I can talk to new models ~immediately after they become available”
Comment from 9 Oct 2026 in “Ask HN: What do you run on a $5 VPS that's worth keeping online 24/7?” Clean, usable interface
“Its genuinely useful when it comes to running open models locally with a clean interface”
Comment from 30 Apr 2026 in “Granite 4.1: IBM's 8B Model Matching 32B MoE” “OpenWeb UI can get really make the experience feel on par with paid chat interfaced.”
Comment from 23 Jun 2026 in “Anthropic updates their terms to verify age or identity” “it is very usable, sometimes faster than online ones to start giving you the answer”
Comment from 13 Apr 2026 in “(AMD) Build AI Agents That Run Locally”
What people warn about
Each mark is one comment
Licence and branding restrictions
“technically "open source" but with that restriction baked in, which makes it source-available rather than properly free”
Comment from 1 Jun 2026 in “Odysseus – self-hosted AI workspace” “Open WebUI wants the benefits of OSS and "Open" marketing without the freedoms for why people prefer OSS Software.”
Comment from 4 Nov 2025 in “OSS Alternative to Open WebUI – ChatGPT-Like UI, API and CLI” “Contradicting their original BSD License which welcomes anyone freely using, sharing and building on OSS software”
Comment from 3 Nov 2025 in “OSS Alternative to Open WebUI – ChatGPT-Like UI, API and CLI” - Comment from 31 May 2026 in “Odysseus – self-hosted AI workspace”
- Comment from 25 Nov 2025 in “Launch HN: Onyx (YC W24) – Open-source chat UI”
- Comment from 26 Jan 2026 in “OSS ChatGPT WebUI – 530 Models, MCP, Tools, Gemini RAG, Image/Audio Gen”
Slow, buggy, unstable
“It sucks to be honest, just stops working a lot of the time, UX is terrible, lots of weird bugs.”
Comment from 30 Apr 2026 in “Granite 4.1: IBM's 8B Model Matching 32B MoE” “I'm really trying to switch off Open WebUI due to its general slowness and bugginess”
Comment from 26 Nov 2025 in “Launch HN: Onyx (YC W24) – Open-source chat UI” “every time i see it in a real application, it becomes a huge focus of issues”
Comment from 29 May 2026 in “SQLite is all you need for durable workflows” Weak MCP tool support
“it is so bad at using MCP tools that it is practically non-functional for us”
Comment from 18 May 2026 in “Cut Off: why access to frontier AI will soon be scarce and selective” “they insisted you place a bridge (mcpo) in between just to make it do MCP”
Comment from 1 Jun 2026 in “Odysseus – self-hosted AI workspace” Heavy install size
“I wasn't a fan of installing a 500MB desktop app, or having to run a webhost locally”
Comment from 15 Sep 2026 in “Show HN: AirmailAI, a BYOK LLM chat app with a browser extension backend” “It installed 12 GB of pytorch crap.. I rage quit and deleted the whole thing”
Comment from 19 Dec 2025 in “Mistral OCR 3”
Other chat interfaces people recommend
The four most recommended other chat interfaces, with the same counts for each, so you can compare like for like. The tick on each bar marks the 2 to 1 line the badge needs.
| Product | Recommend | Criticize | Approval | Months | Owned | Badge |
|---|---|---|---|---|---|---|
| Open WebUIThis page | 71 | 37 | 66% | 12 | 3 mo3 owners | — |
| Onyx | 32 | 17 | 65% | 9 | — | — |
| Mozilla Thunderbolt | 21 | 51 | 29% | 6 | — | — |
| LibreChat | 12 | 2 | 86% | 7 | — | Approved |
| SillyTavern | 8 | 4 | 67% | 6 | — | — |
What people said
40 of the 127 comments that mention it, newest first. Each links to the original comment.
“it otherwise has a very large feature set with a large community, and runs offline by default”
“so I can talk to new models ~immediately after they become available”
“platform tools like Open WebUI and TypingMind are a good workaround since the big boys don't”
“Open-webui needs a model (a local qwen3.8 does amazing), and you need to link them up.”
“I wasn't a fan of installing a 500MB desktop app, or having to run a webhost locally”
“have set up an Open WebUI frontend to expose an LLM connected to all of our internal resources”
“using Oh My Pi and OpenWebUI as my main ways to interface with the agent”
“Integrating web search and code calling via Open-WebUI makes it so that I usually don't need to reach for Claude”
“I've been running Deepseek V4 Flash locally on my Macbook Pro for weeks using Open WebUI + DS4.”
“The thinking and tool calling seems to be parsed fine in other clients such as Open WebUI.”
“OpenWeb UI can get really make the experience feel on par with paid chat interfaced.”
“Open WebUI allows you to add tons of useful tools (image gen, web search, code eval, etc)”
“allows me to access any of the models I'm using for coding harness access”
“the document editing mode is a compelling feature that Open Web UI does not have”
“technically "open source" but with that restriction baked in, which makes it source-available rather than properly free”
“they insisted you place a bridge (mcpo) in between just to make it do MCP”
“Open webui isn't fully open source, because it doesn't allow you to change or remove Open Webui branding.”
“every time i see it in a real application, it becomes a huge focus of issues”
“it is so bad at using MCP tools that it is practically non-functional for us”
“It sucks to be honest, just stops working a lot of the time, UX is terrible, lots of weird bugs.”
“couple Open WebUI for general chats and OpenCode for software-specific tasks”
“Its genuinely useful when it comes to running open models locally with a clean interface”
“Open WebUI handles the client details: system prompt, web search, image gen, file uploading etc.”
“it is very usable, sometimes faster than online ones to start giving you the answer”
“Both are excellent tools, but they're manual model selectors — you pick one model and chat.”
“I really want to thank the owui community for the great lessons and tools/functions”
“hook them into OpenWebUI to get something pretty close to what you'd get on a cloud AI chatbox”
“It's super-useful, because I don't have to worry about it blowing up stuff on my system”
“I haven't had issues with them using web search etc in open-webui”
“the weird licence and inability to just pay for branding has frustrated me”
“I can easily run Open-WebUI + LLaMA on my 5090 Ubuntu box without issues.”
“It installed 12 GB of pytorch crap.. I rage quit and deleted the whole thing”
“I'm really trying to switch off Open WebUI due to its general slowness and bugginess”
“OpenWebUI isn't Open Source anymore. Open WebUI has an egregious CLA if I want to contribute back to it”
“OWUI's lagging docs has made managing my own self hosted instance a pain.”
“it's self hostable web app that can connect to different providers and models”
“One good feature I like is ability to generate multiple responses from different models and merge it using one default model.”
“allow both text and image gen from the same UI although I wouldn't recommend it for advanced users”
“Open WebUI wants the benefits of OSS and "Open" marketing without the freedoms for why people prefer OSS Software.”
“Contradicting their original BSD License which welcomes anyone freely using, sharing and building on OSS software”
Counts come from 1,795,640 Hacker News comments, November 2025 to November 2026. How we count. Report a mistake.