CoCounsel

The industry-leading AI for legal professionals — research, analysis, and drafting in one platform

Enterprise·All audiences·Powered by Thomson Reuters·API available

Key strengths

Grounded in authoritative Westlaw & Practical Law contentIntegrated research, drafting, and analysis in one workflowAgentic AI for complex multi-step legal tasksTrusted by law firms, corporations, and government agenciesCitation-backed, verifiable AI outputs

Enterprise pricing

San Francisco, USA

Founded 2013

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CoCounsel is built on an agentic AI architecture that integrates deeply with Thomson Reuters' proprietary legal content databases, including Westlaw (150+ years of case law, statutes, and regulations) and Practical Law (650+ attorney-editor-curated guides and templates). The platform exposes developer-facing APIs and connects into existing legal workflows via integrations. Its AI models are fine-tuned for legal reasoning, delivering citation-backed outputs suitable for professional reliance. CoCounsel supports multi-step agentic tasks such as due diligence review, contract drafting, and research summarization, with verifiable sourcing at every step.

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