Explore how intelligent search supports faster, more confident legal workflows.
Highlights
- CoCounsel Legal and DeepJudge bring firm knowledge and trusted legal guidance together in one AI powered experience, helping attorneys work faster with greater confidence.
- The combined solution is helping attorneys quickly surface prior work, validate legal positions, and deliver outcomes grounded in firm experience and current law.
- For corporate matters, DeepJudge surfaces relevant deal documents while CoCounsel Legal applies Practical Law and Westlaw guidance to support stronger negotiations.
Legal teams work best when internal firm knowledge and trusted external guidance live side‑by‑side. Our new partnership with DeepJudge does exactly that by unifying your firm’s know-how with our exclusive content.
We’re bringing together CoCounsel Legal’s advanced AI legal research, document analysis, and drafting capabilities with DeepJudge’s powerful enterprise search across your firm’s internal documents and repositories.
Jump to ↓
| The unseen risks created by fragmented legal knowledge |
| The rising demand for AI in legal workflows |
| The solution: A unified AI-powered experience |
| What attorneys can do with CoCounsel Legal and DeepJudge |
| Real‑world use cases that show the partnership in action |
| Unlock new possibilities for your firm |
The unseen risks created by fragmented legal knowledge
Law firms increasingly struggle with institutional knowledge scattered across document management systems, collaboration platforms, email archives, and shared drives. For attorneys, every assignment starts with a time-consuming search for the right precedent, clause, or example, often buried deep within unstructured data.
This knowledge is essential for consistency, quality control, and informed decision-making. It also helps ensure every work product reflects the firm’s highest standards. When attorneys can’t access it quickly, they risk overlooking established firm positions and spend valuable time on foundational research that already exists. As a result, efficiency declines, profitability takes a hit, and meeting client expectations becomes more difficult.
The 2026 State of the US Legal Market report reinforces this reality, finding that firms increased technology spending by 9.7% and knowledge management spending by 10.5% in 2025 to improve how attorneys access and reuse institutional knowledge.
In practice, fragmentation introduces several operational challenges that slow teams down and increase risk:
- Siloed or duplicated content
- Limited visibility into past work
- Governance concerns around AI tools
- Overload of unintegrated legal tech options
These issues intensify as firms grow, making it harder to maintain legal accuracy, adhere to internal standards, and deliver consistent outcomes across all legal workflows.
The rising demand for AI in legal workflows
With these challenges firmly in view, client expectations around speed, consistency, and value are reshaping how legal work gets done. Large language models can accelerate drafting, research, and analysis, but they fall short without access to firm-specific intelligence.
To meet these expectations, attorneys need AI that understands legal context, draws from authoritative external content, and incorporates internal work product that reflects their firm’s unique standards and expertise.
According to our recent AI in Professional Services report, GenAI adoption is accelerating across core legal tasks. Legal research (80%), document review (74%), and document summarization (73%) rank as the most common use cases, with more than half of active users reporting daily use.
The solution: A unified AI-powered experience
The partnership between CoCounsel Legal and DeepJudge enables AI workflows that combine two capabilities firms have historically struggled to bring together: seamless access to internal intelligence and authoritative legal content.
DeepJudge indexes and enriches millions of documents across systems such as document management systems, SharePoint, HighQ, and network drives, without requiring data migration. Its intent‑based search understands legal context, intent, and meaning, surfacing the most relevant material across firm knowledge. This enables firms to build AI workflows, applications, and LLM‑powered agents using their existing content.
CoCounsel Legal adds trusted Practical Law and Westlaw content alongside advanced AI that supports drafting, research, and multi‑step workflows. Together, attorneys can identify relevant precedents, benchmark clauses against market standards, and generate accurate first drafts that reflect both firm practice and current legal guidance.
This combined experience supports more efficient, consistent outcomes across matters and teams. It operates in secure, permission‑aware environments to help firms maintain the governance, confidentiality, and accuracy required for legal work.
These capabilities are available through the CoCounsel Legal Microsoft Word add‑in, with expanded access planned for the CoCounsel web platform later this year.
What attorneys can do with CoCounsel Legal and DeepJudge
With firm knowledge and trusted Practical Law and Westlaw content available in one experience, attorneys can apply prior work more directly to the task at hand and move faster with greater confidence. For example, they can:
- Retrieve prior clauses and compare them to market standards
- Generate first drafts grounded in firm‑specific guidance, validated with current legal authorities and know-how
- Run multi‑step research processes in significantly less time
- Improve accuracy and compliance through permission‑aware workflows
The integration delivers six clear advantages, including:
- Centralized firm and market insights in one environment
- Smarter drafting workflows powered by internal and external sources
- Faster research and document review without switching systems
- Permission‑aware search that preserves confidentiality and governance
- Stronger client service and competitive differentiation
- Simpler procurement and implementation under one contract
DeepJudge customers consistently report major improvements in speed and strategic output, including more than 65 hours saved per user each year on search. With adoption exceeding 85% in under two months, firms are unlocking greater value from their proprietary work product.
Real-world impact: Use cases that prove value
The combined strengths of CoCounsel Legal and DeepJudge streamline everyday legal work. Together, they help firms surface hard‑to‑find insights, speed up analysis, and deliver stronger client outcomes.
Corporate matters
DeepJudge quickly pulls relevant contracts, notes, and redlines from similar matters. CoCounsel Legal then layers in Practical Law and Westlaw guidance to assess enforceability and refine negotiation strategies. Together, this gives attorneys a clearer view of market‑tested positions and ensures recommendations are grounded in firm experience.
Litigation strategy
Litigation teams use DeepJudge to find past briefs, strategy memos, and matter files tied to similar arguments. CoCounsel Legal then validates the law, identifies the best authorities, and accelerates drafting. It consolidates what was once a multi‑system search into a single workflow that captures critical nuances and counter‑arguments.
Regulatory and compliance advice
DeepJudge retrieves prior guidance from memos, emails, or archived folders. CoCounsel Legal then updates the analysis and confirms current legal requirements, enabling firms to deliver accurate, timely responses anchored in both firm experience and current law.
Business development and client outreach
DeepJudge identifies clients connected to specific work types, such as cross‑border trade. CoCounsel Legal’s Deep Research then produces tailored updates using the latest legal developments, allowing tailored, proactive outreach.
Unlock new possibilities for your firm
This partnership lays the groundwork for more connected, permission‑aware workflows that can scale as firms expand their use of AI in legal work.
Thomson Reuters and DeepJudge actively help firms overcome governance, permission, and change management challenges by enabling secure adoption and practical execution.
Grounding AI in firm‑specific knowledge and trusted legal content supports accuracy and compliance while unlocking new opportunities for innovation.
Explore how the CoCounsel Legal and DeepJudge integration brings authoritative law together with your firm’s unique expertise to deliver a 360° view of legal intelligence.
