CoCounsel Legal vs Diligen
Two Legal AI tools, side by side. Both are verified against their own live sites. Here is what each does well and who it is for, so you can choose what fits.
CoCounsel Legal
legal.thomsonreuters.com
AI legal assistant for research, document analysis, and drafting
Best forLaw firms, corporate legal departments, and government agencies that want research and drafting in one assistant.
What it doesCoCounsel Legal combines legal research, document analysis, and drafting in one workflow using generative and agentic AI alongside authoritative legal content. It can generate jurisdiction-aware drafts and review large document sets, and integrates with Westlaw, Practical Law, and Microsoft 365.
Capabilities
Visit CoCounsel Legal →- Multistep deep legal research
- Tabular review across many documents
- Jurisdiction-aware drafting from precedents
- Westlaw and Microsoft 365 integration
Diligen
www.diligen.com
Machine learning contract review
Best forLegal teams running due diligence and large-volume contract review
What it doesDiligen uses machine learning to help legal teams identify key provisions, generate contract summaries and streamline contract review across firms, legal service providers and corporations.
Capabilities
Visit Diligen →- Key provision identification
- Automated contract summaries
- Contract review workflow
- Custom clause models
How to choose
Choose CoCounsel Legal if you are law firms, corporate legal departments, and government agencies that want research and drafting in one assistant. Choose Diligen if you are legal teams running due diligence and large-volume contract review. Both sit in Legal; the right pick depends on your exact workflow and budget.
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