AI tools, scored for your job
Get paid to train AI
Overview How It Works Before & After Try It Reviews Integrations Why This Tool FAQ Pricing Top 10 Get Alerts News
AI for Lawyers

CS Disco — AI for Legal

Accelerate ediscovery and case strategy with an AI-powered platform built for complex litigation.

Leverage Cecilia AI to review 32,000 docs/hour, summarize depositions 98% faster, and investigate facts with simple questions.

What is CS Disco?

CS Disco: Accelerate ediscovery and case strategy with an AI-powered platform built for complex litigation. No free plan. Zekai's independent review scores it 8.4 out of 10. Best for high-volume litigation and investigations.

Facts checked 14 Oct 2026.

Best forAI for Lawyers
DifferentiatorIntegrated Cecilia AI for end-to-end case management
ProofReviews 32,000 docs/hr; Am Law 200 saved $10K/mo
Explore CS Disco
Pricing on request
8.4 Zekai
Power Ediscovery Suite
AI for Legal
Ease of Use
7.8
Accuracy
8.8
Value
8.0
Time Saving
8.8
AI-Powered EdiscoveryGenerative AI ChatAutomated Doc ReviewCase TimelinesLegal Hold Automation
📊 Independently reviewed and scored. How we score →
✍️ Reviewed by Zekai Editorial Team · Updated August 6, 2026
🏷 Is this your tool? Claim this listing →

Zekai Verdict

What is it?
CS Disco is an end-to-end legal technology platform for law firms and corporate legal teams.
Best for
Best for legal teams managing high-volume ediscovery and complex litigation who need to rapidly analyze evidence and…
Not ideal for
Pricing is not transparent and requires a sales demo.
Price
Pricing on request
Zekai Score
8.4/10
Visit official site ↗Compare alternatives →Why this score →
⭐ Today's SpotlightLex Machina★ 9.2/10EvenUp★ 9.1/10Everlaw★ 9.1/10Jusbrasil★ 9.1/10Lexyno★ 9.1/10CoCounsel★ 9.0/10AgreeGuard★ 9.0/10Be the next sponsor →
Hand-scored by Zekai

Top AI for Legal picks

#1Lex Machina★ 9.2/10#2EvenUp★ 9.1/10#3Everlaw★ 9.1/10
See all 120 AI tools for Lawyers →
⚡ Quick answer

For legal research and ediscovery in complex litigation, CS Disco is a leading AI-powered solution. It excels by using its proprietary Cecilia AI to dramatically accelerate document review, with capabilities of processing up to 32,000 documents per hour. It also saves litigators time by creating deposition summaries 98% faster and reducing manual legal hold tasks by 80%, allowing teams to focus on case strategy rather than administrative work.

CategoryAI Ediscovery
Best forHigh-volume litigation and investigations
Price fromPricing on request
Free planNo
DifferentiatorIntegrated Cecilia AI for end-to-end case management
ProofReviews 32,000 docs/hr; Am Law 200 saved $10K/mo
Rating8.4/10
📖 About CS Disco
How It Works

Your workflow, automated

1
Ingest & Process Data
Upload case data to the cloud-native platform. DISCO's forensic services can also collect data from anywhere in the world.
2
Accelerate Review with AI
Use Cecilia AI and Auto Review to analyze documents, answer factual questions, and automatically tag relevant information at a rate of up to 32,000 docs/hour.
3
Build Case Strategy
Use AI-assisted Timelines and Deposition Management to visualize the case chronology, create deposition summaries, and prepare for trial.
Ready to automate your workflow with CS Disco?
Explore CS Disco →
Real Impact

Before & After

❌ Before

Weeks of manual document review by a large team.

✅ After

Key documents identified and reviewed by AI in hours.

Prompt Templates

Try it with these prompts

Copy any prompt and paste it directly into the tool.

Investigate facts with Cecilia AI

Use Cecilia AI to investigate key facts in my case. Upload relevant documents and ask specific questions about the content to quickly surface critical information for my legal practice.

Automate document review

Leverage Auto Review to accelerate document review for litigation. Input my document set and let the generative AI process them to identify relevant information faster. [Specify document set] [Indicate review criteria]

Summarize depositions with AI

Utilize Cecilia in Deposition Management to generate faster deposition summaries. Provide the deposition transcript and receive an AI-generated summary to save time.

AI Prompts

Prompts for Lawyers

Prompt 01 Build an Initial Review Checklist
Act as a senior associate at an Am Law 100 firm reviewing a new Master Services Agreement (MSA) from a vendor. Your client is a US-based B2B SaaS company. The governing law is Delaware.
Prompt 02 Draft a Clause from a List of Business Terms
Act as a transactional attorney. Draft a "Limitation of Liability" clause for a software-as-a-service agreement. Context: • Governing Law: New York • My Client: The SaaS provider • Key Business Terms: • Exclude liability for indirect…
Prompt 03 Compare Two Versions of a Clause
I have two versions of an Indemnification clause. Version A is my company's preferred language. Version B is a counterparty's proposed redline. Analyze both versions and create a summary table that compares them.
See all 34 AI prompts for Lawyers →
Social Proof

Trusted by professionals

Ease of Use
7.8
Accuracy
8.8
Value
8.0
Time Saving
8.8
See Plans & Pricing →
Connects With

CS Disco integrations

Provides a DISCO API to integrate with existing systems; specific pre-built integrations are not listed on the website.
Setup complexity: Advanced
CS Disco is an end-to-end legal technology platform for law firms and corporate legal teams. It uses its proprietary Cecilia AI to automate and accelerate ediscovery, document review, deposition analysis, and case strategy, aiming to reduce costs and manual workload in complex litigation.
Comparison

Best CS Disco alternatives

CS Disco vs. Relativity: Choose CS Disco when your team prioritizes a modern, intuitive user interface and speed, as its cloud-native architecture and integrated Cecilia AI are designed for rapid review and analysis. It's often favored by teams wanting to get up and running quickly on complex matters. Choose Relativity when your firm is already deeply embedded in its ecosystem, requires its extensive third-party app marketplace, or has complex, legacy workflows built around its features. Relativity is the long-standing incumbent, while DISCO positions itself as the more agile, AI-forward challenger.

You need transparent, predictable per-gigabyte pricing for budgeting.
Your primary need is simple document hosting without advanced AI features.
You work at a small firm and require a self-service platform for occasional use.
The decision

Is CS Disco worth it?

Return on investment
Based on public case studies, one Am Law 200 firm saved $10,000 per month by migrating a single complex matter to DISCO Ediscovery.
Built for
Litigators, paralegals, ediscovery specialists, and corporate legal teams at law firms and enterprises handling complex litigation, investigations, and mass torts.
Effort to adopt
Advanced
Compliance
Compliance posture not publicly documented — verify with vendor.
Who It's For

Why Legal choose this tool

🎯
Built for
Best for legal teams managing high-volume ediscovery and complex litigation who need to rapidly analyze evidence and build a case strategy.
In-Depth Overview
CS Disco is engineered to give legal teams a quantifiable edge in litigation. The platform's value is demonstrated through concrete performance metrics: its Cecilia AI enables investigating fact questions with 87% time savings, and the Auto Review feature can process 32,000 documents per hour. This isn't just about speed; it's about efficiency that translates to the bottom line, as evidenced by a case study where an Am Law 200 firm saved $10,000 per month on a single matter. Beyond raw processing power, the platform offers a suite of integrated tools. DISCO Hold automates legal hold notifications, reducing administrative work by 80%. AI-assisted Timelines and Deposition Management, which can create summaries 98% faster, help you build a compelling case chronology from the evidence. By unifying ediscovery, review, and case strategy on a single cloud-native platform, DISCO eliminates the friction of juggling multiple point solutions, allowing litigators to focus on legal work, not IT management.

Key Use Cases

⚖️
Find the Smoking Gun in Record Time
Litigation Partner
Use Cecilia AI Q&A to interrogate millions of documents with natural language questions, uncovering key facts and connections with a claimed 87% time saving over manual investigation.
Fact investigation time reduced by 87%
📁
Automate High-Volume Document Review
Ediscovery Specialist
Leverage Auto Review to process up to 32,000 documents per hour, dramatically reducing review costs and accelerating production timelines for complex cases.
Up to 32,000 docs reviewed per hour
🏢
Streamline Legal Holds and Investigations
Corporate Counsel
Implement DISCO Hold to automate the legal hold process, reducing administrative workload by 80% and ensuring a defensible audit trail for all internal investigations.
80% reduction in manual hold tasks
✓ Pros
Drastically reduces manual work by up to 80% for legal holds.
Reviews up to 32,000 documents per hour with Auto Review.
Generates deposition summaries 98% faster.
Case studies show significant cost savings (e.g., $10K/month).
Comprehensive suite covering ediscovery, holds, and case strategy.
· Cons
Pricing is not transparent and requires a sales demo.
May be overly complex for small firms or simple cases.
No free tier or trial mentioned for self-service evaluation.
Primarily focused on litigation, not general-purpose contract management.
⚡ Editorial Verdict

CS Disco is a top-tier ediscovery solution that delivers quantifiable time and cost savings for high-stakes litigation. Its Cecilia AI and automated workflows are market-leading. The primary trade-off is its enterprise focus; pricing is not public, suggesting a significant investment that may be out of reach for smaller firms or single-case use.

See all 538 AI tools for Lawyers → Browse the AI Directory →
Questions & Answers

Frequently asked questions

What is the best AI tool for large-scale ediscovery?

+
CS Disco is a top contender for large-scale ediscovery. Its cloud-native platform is built for speed and can handle massive data volumes, while its AI features like Auto Review are designed to accelerate the process, reviewing up to 32,000 documents per hour.

How does CS Disco use AI to speed up document review?

+
The platform uses its Cecilia AI in several ways. Auto Review automates document review, while Cecilia Q&A allows you to ask questions about your document set in plain English to find facts faster. The site claims this can reduce time spent investigating facts by up to 87%.

Can CS Disco help build a case timeline and summarize depositions?

+
Yes. The platform includes "Timelines" to create and update a legal chronology with AI assistance, and "Deposition Management" which uses AI to generate deposition summaries up to 98% faster than manual methods.

Is CS Disco a good tool for corporate legal departments?

+
Yes, CS Disco offers solutions specifically for Corporate Legal Teams, including enterprise-grade technology and Enterprise Managed Services. It helps corporate teams manage investigations, litigation, and dispute resolution processes more efficiently.

Can AI automate the legal hold process?

+
Yes, CS Disco's "Hold" product is designed for this. It provides a single, cloud-based platform to automate legal hold notifications, track custodian acknowledgments, and maintain a defensible audit trail, reducing the administrative load by a claimed 80%.

What is Cecilia AI?

+
Cecilia AI is CS Disco's proprietary generative AI, built specifically for legal work. It powers features across the platform, including a chatbot for investigating facts, automated document review (Auto Review), and faster deposition summaries.

Last reviewed:

Plans & Pricing

CS Disco pricing and plans

Pro
Pricing on request
Pricing is not publicly listed. Requires contacting the sales team for a demo and custom quote.
Start Pro Plan
Enterprise
Pricing on request
Tailored for teams and large organisations.
Contact Sales

Prices and features are updated regularly but can change at any time — always confirm on the official website. Some links on this page are affiliate links.

Legal

Top 10 AI tools in this category

#1
L
Lexyno
Score: 9.1
#2
J
Jusbrasil
Score: 9.1
#3
E
Everlaw
Score: 9.1
#4
A
AgreeGuard
Score: 9.0
#5
C
CoCounsel
Score: 9.0
#6
C
Casetext
Score: 8.8
#7
A
AI Lawyer
Score: 8.7
#8
M
MyCase
Score: 8.7
#9
W
Westlaw Precision
Score: 8.7
#10
H
HAQQ Legal AI
Score: 8.7
← Previous toolRelativity★ 8.4/10Next tool →Definely★ 8.3/10
See all 120 AI tools for Lawyers →
Free guide

Take it with you

Mastering Ediscovery with CS Disco & AI
  • The Challenge: Drowning in data and facing tight deadlines.
  • The Solution: Leveraging AI to find key evidence faster.
  • Key Feature: Cecilia AI for Q&A and document analysis.
  • Key Metric: Review up to 32,000 documents per hour.
  • Benefit: Focus on strategy, not manual review.
+3 more steps inside the guide
Send me the full guide

Get CS Disco deal alerts

Be the first to know when CS Disco drops a new discount, adds features, or changes pricing.

Exclusive CS Disco discount codes
New feature announcements
Best alternative picks when pricing changes
Zero spam — unsubscribe anytime
🎉
You're subscribed!
We'll notify you when CS Disco has a new deal.
Keep reading

More on AI for Legal

Free AI toolsAll Legal toolsTool alternatives
Zekai Blog

Latest AI news

AI for Legal
Best AI for Law Firms in 2026: Reviewed and Ranked
Sep 27, 2026
AI for Legal
AI for Paralegals: A Practical Starter Guide for 2026
Sep 20, 2026
AI for Legal
Free AI Tools for Lawyers: What's Actually Free in 2026
Sep 19, 2026
AI Directory

About CS Disco

Full Description

CS Disco is an end-to-end legal technology platform for law firms and corporate legal teams. It uses its proprietary Cecilia AI to automate and accelerate ediscovery, document review, deposition analysis, and case strategy, aiming to reduce costs and manual workload in complex litigation.

Editorial Verdict

CS Disco is a top-tier ediscovery solution that delivers quantifiable time and cost savings for high-stakes litigation. Its Cecilia AI and automated workflows are market-leading. The primary trade-off is its enterprise focus; pricing is not public, suggesting a significant investment that may be out of reach for smaller firms or single-case use.

Last reviewed:
Disclaimer
Zekai is an independent AI tools directory. We are not affiliated with, endorsed by, or officially connected to CS Disco unless clearly stated. All product names, logos, and brands are the property of their respective owners and are used for identification purposes only. The information on this page — including pricing, features, and availability — is general information, may have changed since our last review, and is not professional advice. Zekai Scores and verdicts are our editorial opinion. Some outbound links are affiliate links that may earn us a commission at no extra cost to you. Spotted outdated or incorrect information? Request a correction →
Get paid to train AI →
‹ Previous Tool Relativity › Next Tool Reveal ‹ ›
All AI Tools A–Z →
Visit website ↗
CS Disco8.4Try CS Disco ↗Next tool →
● 1,534 paid AI jobs open now →

See Zekai first in Google