Designing evals for AI contract review: ten lawyers, ten different redlines

graceisford · x · 2026-10-09

Crosby Legal founding engineer Aveek Datta explains why designing evals for AI contract review is one of the hardest technical problems: ten great lawyers redline the same contract ten different ways, making it hard to specify what 'good' looks like. Legal is messier than coding — attorney, client, contract and multi-party preferences — with no 'Opus 4.8 moment' yet. Crosby says its approach makes NDA/MSA review 5x faster.

Related event: Crosby Engineer Breaks Down the Hardness of Legal Contract-Review Evals(3 posts)→

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