General counsel and chief legal officers
Help legal teams advise faster, reduce risk, and control spend
Give your legal team the tools, content, and AI-powered workflows to advise faster, reduce exposure, and operate as a true strategic partner to the business
Your business can’t afford a legal function focused on reacting instead of advising
General counsel and chief legal officers are under pressure to do more with less, advising across more jurisdictions, managing more risk, and fielding more business questions, often with the same or fewer resources. Disconnected tools and manual workflows make it harder to meet that bar.
Advising faster across contracts, compliance, and business decisions
Legal teams are expected to respond quickly without compromising quality or judgment.
Help legal move faster with AI grounded in trusted content
An internal Thomson Reuters legal team reduced contract review time by 87%, cutting an estimated 50-hour review to six or seven hours using CoCounsel Legal with trusted Practical Law content.
Increasing litigation and regulatory complexity across jurisdictions
Legal leaders need better visibility and more defensible guidance as obligations continue to evolve.
Connect legal with a broader compliance network
ONESOURCE+ enables legal leaders to access connected context from tax, risk, and enterprise workflows to help reduce blind spots and support faster, more informed decisions.
Controlling legal spend while handling more work in-house
General counsel is under continued pressure to improve efficiency and reduce reliance on outside counsel.
Reduce manual effort and improve in-house productivity
CoCounsel Legal customers have experienced $100,000 to $200,000 in annual legal spend savings, along with a 50% to 90% reduction in document review time.
Managing manual legal work that slows responsiveness to the business
Drafting, research, and document review can consume too much time when work is fragmented across tools and teams.
Use connected AI workflows to accelerate high-value legal work
CoCounsel Legal customers are free to focus on more strategic work with faster legal research, 50% faster drafting, and a 3-times-faster document update process.
ONESOURCE+: A connected approach to legal transformation
Accelerate legal work that matters most
Using AI-powered workflows grounded in authoritative content speeds up contract review, drafting, legal research, and document analysis. That means less time spent on repetitive work and more time focused on legal judgment and business guidance.
ONESOURCE+ helps you:
- Accelerate contract review and drafting
- Speed legal research with trusted content
- Reduce manual document analysis
- Improve responsiveness to business stakeholders
Connect legal with adjacent enterprise functions
Legal decisions increasingly intersect with tax, risk, finance, procurement, and HR. ONESOURCE+ gives legal leaders better context, stronger visibility, and a more complete view of the enterprise decisions they support.
ONESOURCE+ helps you:
- Improve coordination across legal, tax, and risk
- Reduce fragmentation across compliance workflows
- Support more consistent cross-functional decisions
- Help legal advise more proactively on business change
Control spend while improving legal efficiency
As pressure grows to do more with existing resources, legal teams improve in-house productivity and reduce unnecessary manual effort with ONESOURCE+. The platform can help reduce dependence on outside counsel while making legal work more scalable.
ONESOURCE+ helps you:
- Improve in-house team efficiency
- Reduce manual review burden
- Support better use of legal resources
- Help control outside counsel spend
Trusted AI for legal work at enterprise scale
Designed for high-stakes work
General counsel and chief legal officers need AI that helps legal teams move faster without introducing new concerns around privacy, governance, or security. ONESOURCE+ combines AI-powered legal workflows with enterprise safeguards and trusted professional content.
Explore legal leadership insights and resources
2026 AI in Professional Services Report
Legal professionals predict AI will reshape how in-house teams advise, research, and draft — but most organizations still lack a clear strategy. See what's working and what's next for legal leaders navigating AI adoption.
What enterprise legal AI looks like now: Deep Research, agentic workflows, and global expansion
CoCounsel Legal's latest innovations include Deep Research on Practical Law, HighQ integration for enterprise collaboration, and multilingual expansion. See why more than one million professionals are choosing CoCounsel Legal.
How one in-house legal team is moving from weeks to days with CoCounsel
Century Communities' general counsel and his team are using CoCounsel to accelerate M&A due diligence, contract review, and drafting. See how they’re cutting hours-long tasks to minutes without sacrificing accuracy or judgment.
Frequently asked questions
ONESOURCE+ is the Thomson Reuters intelligent compliance network that connects legal, tax, trade, and risk solutions across the enterprise. For legal leaders, it helps combine trusted content, AI-powered workflows, and connected visibility across adjacent functions.
ONESOURCE+ helps legal leaders accelerate contract review, drafting, and research; improve efficiency; control spend; and support faster, more informed business guidance in a more complex regulatory environment.
ONESOURCE+ goes beyond a standalone legal AI tool. It combines trusted legal content, connected workflows, cross-functional visibility, and enterprise-grade controls across legal, tax, trade, and risk.
Yes, customers have experienced significant time savings in review, drafting, and research that can help reduce reliance on outside counsel.
ONESOURCE+ supports workflows including contract review, drafting, legal research, regulatory response, cross-functional compliance coordination, and multijurisdictional legal review.
ONESOURCE+ is built with zero-retention architecture, AES-256 encryption, standards-aligned governance, and trusted content to help organizations adopt AI with stronger privacy, security, and control.
Make legal a faster, more strategic partner to the business
Reduce manual effort, improve legal responsiveness, and connect legal work more effectively across the enterprise with ONESOURCE+
Have questions? Contact a representative.