Opus 5.5 and GPT-6 Sol dropped on the same day, so I lined up every benchmark I could find
Anthropic and OpenAI both shipped new models today, GPT 6 Sol and Opus 5.5, and I wanted to pull up a proper head-to-head. On raw scores, Opus wins every benchmark in the table. The one that surprised me is GDPval, the "real office work" eval. Sol actually scores about 100 Elo lower than the GPT-5.…
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Timeline · 2 reports
- 2026-09-22 19:55 · r/OpenAI
Opus 5.5 and GPT-6 Sol dropped on the same day, so I lined up every benchmark I could find - 2026-09-22 19:51 · r/ClaudeAI
Opus 5.5 and GPT-6 Sol dropped on the same day, so I lined up every benchmark I could find