Claude Opus 4.6 vs GPT-5.4 Comprehensive Comparison: 12 Benchmark Test Data Reveals Which is Stronger
Author's Note: An objective comparison of Claude Opus 4.6 and GPT-5.4 across 12 benchmarks, pricing, context windows, agent capabilities, and use cases to help developers make the right choice. February and March 2026 saw the arrival of two heavyweight flagship models in the AI space: Anthropic's Claude Opus 4.6 (February 5th) and OpenAI's GPT-5.4 (March…
