CoCounsel Legal

Fiduciary-Grade AI™ built to the standard the legal profession demands

76%

agree CoCounsel Legal improved research and drafting quality

64%

agree CoCounsel Legal helped reduce risk — including fewer errors, reduced exposure, and improved compliance

33%

average reduction in time spent on document review, research, and drafting

Forrester Total Economic Impact(TM) study commissioned by Thomson Reuters, 2026

Capabilities

Legal AI engineered to work at the level of a senior associate

CoCounsel Legal is the only AI that reasons from trusted Practical Law guidance, authoritative Westlaw UK content, and your organisation's own knowledge. From a single query, it handles research, analysis, and drafting — developing the right legal approach, working through each step, and delivering polished, cited work product — with no prompt engineering required.

Reasons through your matter, step by step

Describe what you need in plain language and CoCounsel Legal builds a tailored step-by-step plan with transparent reasoning that you can inspect from start to finish.

Research built on real authority

Use the only legal AI grounded in Practical Law guidance, Westlaw content, and your firm's own documents — so your work reflects trusted authority and the way you practice.

From prompt to polished work product

Quickly turn a single request into a polished draft grounded in trusted content and prior-matter context, with linked citations for verification — giving you more time to apply judgment, refine strategy, and move matters forward.

What's new in CoCounsel Legal

Explore the latest features and capabilities designed to help legal professionals work faster, go deeper, and deliver more confident outcomes.

Workspaces screenshot

Workspaces

Keep your documents, templates, conversations, and matter history in one place, so context shapes how CoCounsel Legal reasons from the first prompt. Return to a matter and pick up where you left off, instead of rebuilding from scratch. 

Multinational Agent screenshot

Multinational Agent

Compares legal requirements across 100+ jurisdictions in a single workflow. It draws on Westlaw, Practical Law (US, UK, Canada, Australia, Global), and other vetted sources.  

Tabular Analysis screenshot

Tabular Analysis

Review up to 200 documents against 100 questions. Results are delivered in one dynamic table where you can filter, sort, and adjust the scope as the case evolves, with every answer traceable back to its source. 

Go deeper into the features within CoCounsel Legal

Interactive demo

CoCounsel Legal in action

CoCounsel Legal can handle any matter, any task, or any question. See how it interprets a request, builds a matter-specific plan, and pulls from Westlaw and Practical Law automatically.

Integrations

Built to work with the tools you rely on

Connected workflows, built in

CoCounsel Legal connects to the document management, collaboration, and practice management tools you rely on, so every matter has full context.

iManage

Analyse and draft with your iManage content in CoCounsel Legal without leaving your workflow.

NetDocuments

Turn NetDocuments files into AI-ready matter context for faster work.

SharePoint

Easily build on SharePoint documents with CoCounsel Legal’s research, drafting, and analysis capabilities.

HighQ

Put HighQ matter knowledge to work inside CoCounsel Legal. 

Learn how CoCounsel Legal integrates with your tools

Security

Enterprise-grade security you can rely on

SOC 2 and ISO 42001 certified

Sensitive data is protected through rigorous privacy, governance, and responsible AI standards for modern legal environments.

Your data stays yours

Data remains secure and private, and we never use it to train underlying models.

Meet the confidentiality standard your practice demands

Customers

Why legal professionals are choosing CoCounsel Legal

“I am using the new version of CoCounsel Legal extensively. It is a substantial improvement in both functionality and the quality of the output, and the difference is remarkable. In fact, before knowing when it would be launched in the UK I asked if our beta use could be extended, because going back to the current version at that point would have been difficult after using the new one.”

Simon Baxter
Partner and Head of Real Estate, Primas Law

“What stuck out to me was the more natural conversational prompting I could use with the new CoCounsel Legal versus the formal prompts that I'd use in the past. This was a more natural way of working.”

Rachel Chapman
Partner, Gosschalks LLP

Insights and recognition

See the latest on CoCounsel Legal

Blog The next generation of CoCounsel Legal

CoCounsel Legal now completes complex legal work in a single conversation. Describe what you need in plain language and agentic reasoning builds the plan and executes each step — grounded in Westlaw, Practical Law, and your own documents — with every step traceable and verifiable.

Read the blog
  1. Special Report Agentic AI 101: What UK legal professionals need to know

  2. Blog The next generation of CoCounsel Legal

  3. Blog GenAI vs. Agentic AI: The difference every law firm should understand

Frequently asked questions

What is CoCounsel Legal?

We’ve engineered CoCounsel Legal to work at the level of a senior associate, reasoning through legal issues the same way an attorney does — from the sources you already trust. It is the only legal AI that reasons from trusted Practical Law guidance, authoritative Westlaw content, and your organisation's own knowledge. Built to meet the standard the profession demands, it is Fiduciary-Grade AI that lawyers can trust with the work that matters.

How do I use CoCounsel Legal?

Describe your matter in plain language — whether it is a contract review, litigation strategy, deal structuring, or circuit split analysis — and CoCounsel Legal handles the rest. It develops the legal approach, validates the work, and produces high-quality work product. Every step of the reasoning is visible as it works, and every citation is linked so attorneys can click through and verify the work themselves.

Does CoCounsel Legal use AI?

Yes, CoCounsel Legal uses generative AI and agentic AI to handle complex legal work and power capabilities like deep research and litigation document analysis. Grounded in trusted Westlaw and Practical Law content, CoCounsel Legal provides verifiable results, so you can feel confident your work is thorough and accurate.

What does 'engineered to work at the level of a senior associate' mean?

CoCounsel Legal is designed to handle complex, multistep legal work the same way an experienced attorney would — developing the right legal approach, working through each step, and delivering polished work product with citations.

*Forrester Total Economic Impact(TM) study commissioned by Thomson Reuters, 2026

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