CoCounsel
Thomson Reuters CoCounsel is an AI-powered professional assistant designed for legal, tax, audit, accounting, and compliance workflows. The platform combines artificial intelligence with authoritative professional content to support research, document analysis, drafting, and complex problem-solving. Legal professionals can use CoCounsel to research legal questions, review contracts, analyze case materials, and generate documents using information from Westlaw and Practical Law. Tax and accounting professionals can access trusted research sources, examine financial documents, and automate recurring analysis and reporting tasks. Its agentic AI capabilities support multistep workflows, document processing, information retrieval, and the creation of structured professional deliverables. CoCounsel provides source citations, enterprise security controls, and integrations with professional tools to help organizations improve productivity while maintaining oversight of AI-generated work.
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ArkLegal AI
ArkLegal AI is a cloud-based U.S. legal research, document analysis and drafting platform for attorneys, law firms, legal teams, businesses and self-represented users. It supports jurisdiction-aware research across all 50 states and federal courts, citation checks and source links, document review, legal drafting and matter workspaces. Microsoft Word, OneDrive and Clio integrations are included in the Ark plan. Users can research questions, analyze uploaded documents and develop drafts in a browser. Free research and document tools are available alongside paid subscriptions. Founded on December 6, 2025 by practicing attorney Philippe Revah, ArkLegal AI is operated by ARK LEGAL AI LLC in Hallandale Beach, Florida. ArkLegal AI is software, not a law firm. Users should independently review sources, current treatment, citations and drafts before relying on results.
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Inkvex
Inkvex produces an attorney-ready Diligence Memorandum (PDF) for buyers reviewing live deals. It reviews APAs, FDDs, commercial leases, seller notes, and related acquisition documents.
Every paid analysis includes a 1-10 risk score, quoted red flags with page references, jurisdiction citations, missing protections, key dates, an Executive Deal Verdict, a Cross-Reference Map, and Negotiation Points. Market comparisons use the applicable M&A, franchise, or lease benchmark corpus with cited sources; when no benchmark applies, the report says so.
Ask Inkvex supports follow-up questions on a report. FDD Scan and Commercial Lease Review include 10 messages. Searcher Sub and Deal Pack include unlimited Ask Inkvex, Verified Sources, deal workspaces, and Negotiation Rehearsal against an AI counterparty followed by a mentor debrief and scorecard.
Inkvex is legal information and a first pass for counsel, not legal advice or a substitute for counsel.
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Casetext
Casetext has been the leader in legal AI since 2013. Our marquee product, CoCounsel, is the world's first AI legal assistant.
CoCounsel completes document review, legal research memos, deposition preparation, and contract analysis in minutes—with results lawyers can trust. In addition to CoCounsel, Casetext also offers access to our comprehensive legal databases and superior search technology.
Our team of top litigators, reference attorneys, PhD data scientists, and leading AI engineers apply cutting-edge AI to the law to create solutions that enable attorneys to provide more efficient, higher-quality representation to more clients, gain a competitive advantage, and increase access to justice for everyone.
Today, over 10,000 law firms—from solos and small practices to more than 40 Am Law 200 firms—rely on Casetext to elevate the quality of their practice.
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