Claude Opus 5 tops DeepSWE with a 74% score and a claimed 28% cost edge
daniel_mac8 · x · 2026-07-29
Claude Opus 5’s DeepSWE results are now out, and the model is being described as the top long-horizon coding agent on the benchmark.
- A shared chart shows Claude Opus 5 High near the top of DeepSWE, with an estimated 74% score.
- The comparison claims it beats GPT-5.6 Sol Max at roughly a 28% lower cost per task.
- The post argues that Opus 5 is now the most efficient option among the strongest long-task coding agents tested.
Related event: Claude Opus 5 Tops DeepSWE Benchmark(2 posts)→
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