Casetext / CoCounsel

Overview

CoCounsel by Casetext (now owned by Thomson Reuters) is an AI-powered legal assistant built on OpenAI's GPT models, fine-tuned on legal data and case law. It assists legal professionals with document review, deposition preparation, contract analysis, legal drafting, and research. CoCounsel is specifically designed for the legal market, offering cited and verifiable answers grounded in authoritative sources.

Key Features

AI-powered document review with cited answers from uploaded materials

Deposition preparation with AI-generated topic outlines and proposed questions

Contract analysis extracting terms, dates, dollar amounts, and compliance checks

Legal drafting assistant for motions, briefs, and transactional documents

Deep Research combining agentic AI with Westlaw content for comprehensive reports

Database Search Tool for querying firm documents and client files

Integrations with Clio, Westlaw, Microsoft 365, and Practical Law

Pros

Legal market focused — built on GPT models trained specifically on case law and legal materials

Highly accurate with verifiable citations for every AI-generated answer

Excellent document analysis, summarization, and contract review capabilities

No seat minimums, making it accessible to solo practitioners and small firms

Saves hours on manual research and document review tasks

Levels the playing field for small firms against larger adversaries

Cons

CoCounsel Core doesn't search caselaw — requires separate Westlaw Precision subscription for that

Can be expensive, especially with Westlaw integration premium

Volume discounts require multi-user commitments and annual contracts

Occasional difficulty with complex appellate briefs

Use Cases for Personal Injury Law

Personal injury lawyers can use CoCounsel for reviewing medical records and extracting key findings, preparing deposition outlines for expert witnesses and opposing parties, analyzing insurance contracts for coverage terms and exclusions, drafting demand letters and motions for summary judgment, and conducting legal research on case law for negligence, liability, and damages. The document review feature is particularly valuable for managing large volumes of medical records and discovery documents common in PI cases.

Pricing

On Demand: $75/task | Basic Research: $220/user/month | CoCounsel Core: $225/user/month (best value for small-mid firms) | Westlaw Precision + CoCounsel: $428/user/month | All Access: $500/user/month. No seat minimums. Volume discounts available for multi-user annual contracts.