Forrester’s CoCounsel Legal ROI study gives midsized firms a June business-case benchmark
Thomson Reuters says a Forrester Total Economic Impact study found a 400 percent ROI over three years for a representative 500-attorney firm using CoCounsel Legal, with a 25 percent attorney capacity increase and payback in under six months.
BY MIDSIZED DESK · JUNE 23, 2026 · 1 MIN READ
Thomson Reuters says a Forrester Total Economic Impact study found a 400 percent ROI over three years for a representative 500-attorney firm using CoCounsel Legal, with a 25 percent attorney capacity increase and payback in under six months. The useful takeaway for midsized firms is not the headline number alone; it is the need to model AI around capacity, write-downs, adoption curves, quality and matter volume.