Ops Development & AI Practice

Sep 23, 2026 · Industry Insights

Claude Opus 5.5 Claims Coding Crown, OpenAI Strikes Back with Half-Price GPT-6 Sol

Anthropic's Claude Opus 5.5 tops coding benchmarks at 66.4% Terminal-Bench, but OpenAI immediately releases GPT-6 Sol at half the price with 68.8% DeepSWE performance and GPT-6 Luna at 1/40th the cost, forcing developers to choose between peak capability and cost-efficient automation.