TheCircuit: Why the harness matters more than the model
Published on 28.04.2026
Why the harness matters more than the model
TLDR: Ten days of frontier launches from Anthropic, OpenAI, Alibaba, Google, and DeepSeek. Benchmarks are converging, prices are not, and the +5 point bump on Opus 4.7 over Qwen 3.6 Max can cost up to 5.5x more. The interesting question is no longer which model you use — it is how you drive it.
Why the harness matters more than the model
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