Did Codex Reset
GitHub

Arena shows side-by-side outputs from Claude Opus 5.5 and GPT-6 Sol

Arena.ai

Arena.ai says it has generated side-by-side outputs on Arena from Anthropic’s Claude Opus 5.5 and OpenAI’s GPT-6 Sol.

Arena.ai says scores for Claude Opus 5.5 are coming soon. It says real-world tasks from its global user community power the Arena leaderboards.