# AI Blocklist — Arena — hosts file format
# 6 entries · updated 2026-10-15
# Source: https://nullgen.ai/api/ai-vendors
# Project: https://github.com/nullgen-inc/ai-blocklist
# Maintained by Nullgen — https://nullgen.ai
# Hosts files match exact names only (www. twins included); use the AdGuard or domains list for full subdomain coverage.

0.0.0.0 arena.ai
0.0.0.0 lmarena.ai
0.0.0.0 lmsys.org
0.0.0.0 www.arena.ai
0.0.0.0 www.lmarena.ai
0.0.0.0 www.lmsys.org