Legal Economics

Firm Financials & Demand

CoCounsel ROI study turns AI from productivity claim into matter-capacity math

A Forrester Total Economic Impact study commissioned by Thomson Reuters found a risk-adjusted 400% three-year ROI, $18.

BY ECONOMICS DESK · JUNE 18, 2026 · 1 MIN READ

A Forrester Total Economic Impact study commissioned by Thomson Reuters found a risk-adjusted 400% three-year ROI, $18.3 million net present value and payback under six months for a representative 500-attorney firm using CoCounsel Legal. The study also says attorneys increased matter capacity by 25% without adding headcount. This is the kind of metric law-firm finance teams can use in budget conversations. The harder question is whether that extra capacity becomes revenue, lower cost per matter, fewer write-downs, or a new pricing model clients can understand.

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