Anthropic Unveils Claude Opus 5.5 AI Model: Anthropic announced

Anthropic announced Claude Opus 5.5 on September 22, 2026, with improvements in intelligence and performance over previous versions. Independent analysis from Artificial Analysis shows gains in reasoning benchmarks and competitive pricing.

🐿️ Claude Opus 5.5 beats prior models on reasoning tasks without a price hike, making it a strong option for developers.