What powers lmsys.org?
Last seen Jun 2026 · 24 technologies across 13 categories
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Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| vicuna llm | #1 | 64 |
| vicuna ai | #1 | 64 |
| dgx spark review | #1 | 64 |
| vicuna model | #1 | 43 |
| sys meaning | #84 | 35 |
| radix attention | #1 | 21 |
| multimodal llm leaderboard | #1 | 21 |
| lmsys-chat | #1 | 21 |
| lmsys chat | #1 | 21 |
| dgx spark performance tests | #1 | 21 |
| route llm | #3 | 19 |
| arena hard | #4 | 17 |
| nvidia dgx | #17 | 17 |
| chatbot arena llm | #2 | 15 |
| elo meaning | #82 | 14 |
| arena style | #4 | 11 |
| sglang deepseek-r1 | #2 | 11 |
| lm system | #2 | 11 |
| gpt-4-x-vicuna | #3 | 10 |
| vicuna llama | #4 | 9 |
| chatbot arena lmsys | #3 | 7 |
| arena lmsys | #3 | 7 |
| pd disaggregation | #3 | 7 |
| pd disaggregation | #3 | 7 |
| llm leaderboard chatbot arena | #4 | 7 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
Audience
- 66% desktop
- 32% phone
- 1% tablet
United States
India
Japan
Germany
United Kingdom
Brazil
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
7.42 / 10 · ranked #22,389 of all domains
964 referring domains · OpenPageRank
Search traffic
790 est. monthly organic visits (US)
812 keywords in Google's top 30
Core Web Vitals
| LCP | 1.5 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- CDN: Vercel
- Weight: 2.1 MB · 30 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| lmsys.org | 15 |
| www.lmsys.org | 11 |
| vicuna.lmsys.org | 10 |
| arena.lmsys.org | 9 |
| chat.lmsys.org | 9 |
| koala.lmsys.org | 9 |
Full technology history →
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Recent changes
- detected HTTP/3 Jan 2026
- detected Google Workspace Nov 2025