57.
Context Arena: Added (x.com)
Context Arena: Added @AnthropicAI 's Claude Opus 4.8 on 8-needle GDM-MRCRv2. Thanks @OpenRouter for the credits to run Opus 4.8 @ max. All results at: https:// contextarena.ai Opus 4.8 (max reasoning) lands #2 on AUC@128k, behind only