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Answers you act on, decisions you can defend
CoCounsel is the only Fiduciary-Grade AI™ built on 175 years of expert-curated content, grounded in authoritative sources that your legal, tax, and trade teams can stake their reputation on
Most AI gives you an answer — CoCounsel gives you a defensible one
Built on over 130 million regulatory updates curated by domain experts, not scraped from the internet. CoCounsel grounds every answer in authoritative content, shows its reasoning, and keeps your data completely private. That's not a feature difference. That's a different category of AI.
No matter your function, CoCounsel has your wing of the library
Legal
Tax & finance
Trade & supply chain
Three solutions: All powered by CoCounsel’s Fiduciary-Grade AI
For corporate legal teams
CoCounsel Legal
CoCounsel Legal reasons and grounds every answer in Westlaw, Practical Law, and your organization’s knowledge, never on the open web. It’s built for in-house teams that need to move at the speed of business across their legal work of document and contract review, drafting, research, and more. Every output is cited, reasoned, and defensible.
Learn more about CoCounsel Legal
For tax & finance teams
CoCounsel Tax
CoCounsel Tax grounds every answer in authoritative content, including Checkpoint's expert-authored guidance, the Internal Revenue Code, and IRS and government sources, not on the open web. Research complex questions across federal, state, and international tax; work through the analysis; and produce cited, audit-ready outputs your team can act on directly.
Learn more about CoCounsel Tax
For tax, trade & finance teams
ONESOURCE powered by CoCounsel
ONESOURCE automates indirect tax, direct tax, statutory reporting, e-invoicing, global trade management, and denied-party screening across more than 200 countries and jurisdictions. It’s powered by CoCounsel's Fiduciary-Grade AI and integrated seamlessly with the enterprise resource planning (ERP) systems your teams already run on.
Learn more about ONESOURCE powered by CoCounsel
Over 115,000 corporations and 95 of the Fortune 100 trust VRƵ
“Now I can just throw the question into the CoCounsel and go off and keep doing what I'm doing and within maybe 5 minutes, it'll have an entire memo for me to look through.”
Jerry Johnson, Chief Privacy Officer & VP, Teladoc Health
“This is going to be the way lawyers work in the future.”
Hal Snedden, VP Global Privacy and Cybersecurity Counsel, Brink's
See it in action
Show us your challenge — we'll show you the library
Tell us where the complexity lives in your legal, tax, or trade teams, and a specialist will tailor a walkthrough to your exact needs.