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Notes from building reliable AI code review.

Benchmarks, design decisions, product lessons, and field notes from AtlasEngine.

June 2, 2026 CodeGraphBenchmarksEngineering

CodeGraph Cut Atlas Review Cost by 68%

We added CodeGraph to AtlasEngine reviews and reran the benchmark across six real OSS pull requests. Mean review cost fell 67.6%, tokens dropped 70.3%, and no repo regressed on cost.

May 22, 2026 AI Code ReviewEngineering

How AI Reviews Code: Why Verification Beats Diff-Only Review

AI code review works best when the model can inspect context, verify suspicions, and turn vague comments into grounded findings.