CoCounsel (by Casetext) Review✦Build Fast with AI✦Paid✦CoCounsel (by Casetext) Review✦Build Fast with AI✦Paid✦

Tool Review: CoCounsel (by Casetext)

CoCounsel (by Casetext)

The professional legal AI assistant for fast research, document review, and trial preparation.

CoCounsel, developed by Casetext and now a Thomson Reuters company, is an AI assistant that streamlines document review, deposition preparation, and legal research with grounded citations.

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RATING

4.6/5.0

Pricing

Paid

ProfessionalCustom

Comprehensive legal database search • Document review automation • Deposition prep tools • Thomson Reuters data grounding

Best For

✦ Litigation lawyers preparing for trial
✦ Independent attorneys needing legal research support
✦ Legal review teams handling high-volume discoverable data

// In-depth Review

What is CoCounsel (by Casetext)?

CoCounsel utilizes specialized retrieval-augmented generation (RAG) technology linked to comprehensive legal databases. It provides quick answers to legal queries with actual primary source citations, analyzes client files for relevant facts, and extracts key contract variables at high speeds.

// Capabilities

Key Features

Citing and grounding with verified case law databases

Automated document review and policy checking

Deposition outline and preparation generator

Chronology and timeline extraction from raw files

Contract compliance analysis

Search queries using natural language parameters

Integration with Thomson Reuters' research network

// Real World

Use Cases

Deposition Preparation

Feed CoCounsel the key issues, witness background details, and legal theories of a case. It generates a structured deposition outline with specific, grounded questions to ask during examination.

FOR: Trial and litigation attorneys

Case Law Querying

Search for state-specific precedents on complex evidentiary issues using plain English rather than rigid Boolean syntax.

FOR: Appellate lawyers and research paralegals

Pros

✅ Every claim is grounded in active, cited case law databases
✅ Substantially reduces the time required to build timeline chronologies
✅ Acquisition by Thomson Reuters strengthens the underlying legal data libraries
✅ User interface is clean and accessible

Cons

❌ Requires professional subscription; no free trials without sales contact
❌ Accuracy is dependent on the completeness of indexing in local jurisdictions
❌ Advanced features are optimized primarily for US law

// Help Center