# LMSYS

> Open research organization developing large language model benchmarks and evaluation tools.

- Headquarters: San Francisco, United States
- Website: https://lmsys.org
- Services tracked: 1
- Status breakdown: blocked 1
- Community votes: 8
- Page: https://unblocksyria.com/en/companies/lmsys

## Services

- Arena (LMArena) is currently blocked in Syria, as of 2026-08-10. → https://unblocksyria.com/en/services/lmarena.md

## Context

These are geo-restrictions the companies applied themselves, not filtering by Syrian ISPs and not a legal requirement. US and EU sanctions on Syria were lifted in 2025. See https://unblocksyria.com/llms.txt for the regulatory summary and https://unblocksyria.com/en/about for citations to the specific orders and regulations.

## Machine-readable

- JSON: https://api.unblocksyria.com/companies/lmsys?locale=en
- HTML: https://unblocksyria.com/en/companies/lmsys
- Other languages: https://unblocksyria.com/ar/companies/lmsys.md, https://unblocksyria.com/ku/companies/lmsys.md