Models news Sep 22
Anthropic and OpenAI Launch Cheaper Near-Flagship Models on the Same Day
Claude Opus 5.5 and GPT-6 Sol both promise flagship-like work for less; independent tests of both put Opus 5.5 ahead, at a higher cost per task.
primary source · anthropic.com · 4 min
40 %: lower cost to run that Anthropic claims for Claude Opus 5.5 over Opus 5 on typical workloads