CoCounsel Legal vs Relativity aiR
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
Relativity aiR
www.relativity.com
Generative AI for e-discovery
Best forLitigation and investigation teams handling e-discovery at scale
What it doesRelativityOne is a cloud platform that helps legal teams organise complex data and run e-discovery, with generative AI (aiR) products for document review, privilege identification and case strategy.
Capabilities
Visit Relativity aiR →- Document review acceleration
- Privilege identification
- Conversational data queries
- Case strategy support
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 Relativity aiR if you are litigation and investigation teams handling e-discovery at scale. Both sit in Legal; the right pick depends on your exact workflow and budget.
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