CoCounsel is Thomson Reuters’ AI legal assistant for research, document analysis, and drafting, grounded in trusted Westlaw and Practical Law content for verifiable results. It supports agentic deep research that plans and executes multi-step legal questions, contract analysis, and document review at scale. It fits firms already invested in the Thomson Reuters ecosystem and needing integrated, citation-backed research, with enterprise pricing. Attorneys should verify all citations and analysis before use.
✅ Pros
- Grounded in Westlaw content
- Deep multi-step research
- Document analysis at scale
- Citation-backed answers
❌ Cons
- Best within TR ecosystem
- Cost and learning curve
🎯 Best For What
Firms using Westlaw and Practical Law
How we scored CoCounsel
Ten dimensions, each out of 5. Nine are editorial; the tenth, Demand, is calculated from how often this page is actually read and is refreshed weekly. Full methodology
The marker shows the average for the AI Legal category (5 tools)
Overall 4.2 / 5 · reviewed 18 Sep 2026
Pricing
Paid Plans and prices change often, so we link to the source rather than repeat a figure that may already be wrong.
View current pricing on legal.thomsonreuters.com →Ready to try CoCounsel?
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