Compare Top 15+ Legal AI Software: Key Features & Pricing in '24

A recent report found that 44% of tasks in the legal industry could be automated using generative artificial intelligence (AI), and 40% of legal firms and professionals are already experimenting with this technology.¹

Legal AI software, also known as AI legal assistant tool, leverages GenAI legal technology to automate repetitive tasks and simplify workflows, allowing professionals to allocate more time to priority tasks and complex legal issues. In a survey, 84% of lawyers stated that generative AI tools can increase efficiency in the legal sector.² 

However, despite the potential benefits, the adoption of legal AI tools within the industry has been slow. This reluctance is attributed to a lack of understanding by 51% of professionals and a shortage of time by 49%.³. Therefore, this article aims to provide an overview of top legal AI assistant tools, enabling legal professionals to understand the market more efficiently.

Compare top legal AI software

Legal AI tools can be categorized based on the capabilities they deliver:

The table lists top legal AI tools in alphabetical order, grouped by their respective categories.

Platforms

Some of these tools deliver all core features, we name these as legal AI platforms. Major tools listed in the alphabetical order include:

1.) Cecilia AI by Disco

Cecilia AI by Disco is an AI-powered platform designed to expedite legal investigations and streamline workflows through features, such as:

• Cecilia timelines to upload case documents and receive AI-generated summaries.
• Cecilia Q&A to interact with evidence by asking questions about the case and receiving answers supported by cited documents from the law firm’s database.
• Cecilia auto review to automate document review using generative AI by allowing for simplified tag descriptions in plain English and receiving tagged documents with narrative justifications for each decision.
• Cecilia deposition summaries to summarize depositions with citations, topics, and dates, facilitating easy understanding of testimony and navigation to key points.

Pricing
DISCO offers five distinct pricing plans based on the capabilities companies require, with pricing available upon request for each plan.

Here is a video to understand the interactive Q&A capability of Cecilia:

2.) Harvey AI

Harvey AI is a domain-specific foundation model developed on OpenAI’s GPT and leverages broad legal data to enhance its functionality. The platform can integrate with workflows and existing systems, like content management system to help lawyers in tasks such as contract review and regulatory compliance by: 

• Reviewing contents which enables lawyers to conduct in-depth analysis of legal documents and compare different contracts or regulations side by side.
• Improving clauses which suggests improvements to clauses within legal documents based on best practices, industry standards, and specific client needs, aiding in strengthening contracts and agreements.
• Providing answers to legal queries which can create responses to legal questions posed by lawyers, leveraging its extensive database and knowledge of legal principles to provide accurate and relevant information.
• Summarizing documentation which summarizes lengthy legal documents or case files, condensing complex information into concise summaries that are easier for lawyers to review and understand, thereby saving time and effort in the research process.
• Analyzing other documents forms like video, and audio content to deliver real-time insights and feedback, enhancing the efficiency of legal analysis and decision-making processes.
• Implementing advanced analytics such as Natural Language Processing (NLP), object recognition, sentiment analysis, and speech-to-text conversion to analyze extensive datasets and other legal documents, providing valuable insights and suggestions to legal professionals.
• Creating customizable dashboards with metrics to track content engagement levels, providing a comprehensive overview of legal content performance.

In 2023, Harvey AI received an $80 million investment, bringing its total funding to over $100 million and valuing the company at $715 million. ⁴

Pricing

Harvey AI pricing can be obtained by contacting the sales team. 

3.) Lexis AI by LexisNexis

Lexis AI, developed by LexisNexis, is a legal generative AI platform, offering features like:

• Conversational search to Interact with Lexis+ AI in a conversational manner, receiving quick and confident resolutions to legal research issues through a comprehensive case law collection, editorial analysis, and data visualization.
• Drafting to generate well-crafted arguments, contract clauses, and client communications using authoritative content based on practice notes, checklists, annotated forms, and AI drafting tools across 20+ practice areas, with guidance from over 1,750+ practitioners.
• Summarization to obtain legal summaries instantly, without the need to navigate through multiple search results.
• Document analysis to extract and summarize key insights from uploaded firm documents swiftly. Leverage deep AI legal analysis for both litigation and transactional documents, ensuring confidence in finalized legal documents.
• Additional features like AI-powered data-driven insights into judges and courts for litigation success, along with visibility into competition through comparison and experience analytics.

Pricing

Lexis+ AI charges $99 for legal search capability, $250 for GENAI drafting, $12 for Generative AI Document Upload & Review, and $250 for GENAI Document Upload & Summarization. Lexis+ AI provides a free trial option for users to explore its capabilities before making a commitment.

4.) Practical Law AI by Thomson Reuters

Practical Law combines generative AI with resources crafted and maintained by a team of 650 full-time attorney-editors. The platform allows users to:

• Ask practical Law AI an interactive search capability that can generate answers based on Practical Law’s comprehensive collection of how-to guides, templates, and checklists.
• Draft with standard documents and clauses to complete with drafting annotations, notes, and negotiation tips in the formal legal language. 
• Access practice notes which are concise explanations of complex legal issues to facilitate quick understanding of new or existing legal matters.
• Customize checklists such as timelines, flowcharts, tables, decision trees, and issue lists, ensuring clarity on how to proceed in any legal scenario.

Pricing

Pricing plans change based on the client type being law firm, general counsels and government. For Law firms, there are three options:

• Access to only drafting and negotiating plan $302.25/month
• Access to only litigation and advisory costs $302.25/month
• Premium plan with access to both and other additional features covering $367.90/month.

Legal research assistant

Legal research can help lawyers build strong arguments by looking at hundreds of important decisions and finding similar cases based on key factors and outcomes. This feature can also allow in-house counsel to offer fair termination packages by learning from relevant case law, avoid expensive disputes by making unbiased reports, and decide whether to handle issues, handle matters internally or seek external counsel.

Some of the top tools in this category are listed in alphabetical order as: 

5.) BLUEJ L&E

BlueJ L&E is a legal research platform and case management software that harnesses AI to support legal experts in accelerating their research and analysis processes, as attested within 65-72 weeks. The tool provides the following capabilities:

• Reduce time on research & analysis: Quickly pinpoint analogous decisions based on factors and outcomes, rather than relying solely on keywords.
• Avoid missing cases: Identify, organize, and access the most recent cases to ensure the delivery of the most informed outcomes.
• Scenario planning: Utilize your research findings to strategize, generate reports, and conduct interviews with potential clients.

Pricing

There is no pricing information disclosure on the product website. 

6.) CoCounsel

Following the acquisition of Casetext by Thomson Reuters, the firm introduces CoCounsel, an AI assistant developed in collaboration with OpenAI, utilizing the capabilities of GPT-4 specifically for the legal work. CoCounsel is designed to expedite legal research processes by understanding and reporting the findings equivalent to a postgraduate level.

Beyond legal research, CoCounsel can:

• Review documents 
• Searches database for relevant legal information
• Assist lawyers to prepare for the trial
• Summarize research findings
• Deliver preliminary drafting of legal memoranda
• Verify contract data and compliance through document analysis

Pricing

The platform offers a basic subscription plan starting at $110 per month (on an annual basis), providing access to certain AI features for legal research. For full access to CoCounsel, a subscription of $400 per month is required, billed annually.

7.) Vincent AI by vLex

Vincent AI developed by vLex is an AI-powered research assistant that can help lawyers to anticipate opposing claims and automatically creating counter-argument by providing answers with full citations from vLex’s global database of legal information. Vincent AI offers the following features: 

• Precedent map to visualize a case’s connections to other documents, aiding in determining its status as good law and facilitating easy navigation through related precedents. 
• Key passages to access to the most cited sections of a judgment, along with insights into their application history for deeper understanding of legal concepts. 
• Cited authorities to present information about the authorities cited within a case, streamlining the research process. 
• In-force notifications to ascertain whether a case or act is currently in force or repealed, ensuring access to the most up-to-date legal information. 
• Subsequently cited to identify how and where a judgment has been cited subsequently, with the option to navigate to the relevant case for further examination of applied passages.

vLex offers other large language models that can allow

• Drafting questionnaires and propose defenses, including arguments for each party. 
• Document workflows to summarize documents, extract facts and build timelines to ensure compliance with policies.
• Comparisons of jurisdictions, laws across different states and countries to address client needs 
• Litigation workflows to extract claims, key facts, and relief sought by finding and comparing similar litigation. 
• Case analysis and search to extract legal issues, summarize headnotes, and find semantically-related documents to reduce the risk of missing information and determine case relevance swiftly.

Pricing

Users can schedule a demo to explore pricing options and start their free trial to experience Vincent AI firsthand.

Contract drafting 

By drafting legal documents with the help of artificial intelligence, legal teams can reduce the time and effort traditionally required for manual drafting processes while enhancing efficiency and accuracy. Top contract drafting tools are listed as:

8.) Law ChatGPT

Law Chat GPT utilizes OpenAI’s natural language processing (NLP) and machine learning algorithms, coupled with custom training, to streamline the online generation of legal documents. Employing a deep learning neural network architecture, it can generate a wide range of legal documents, including contracts, agreements, letters, and research materials. 

Users can inquire, access pre-defined legal templates (e.g., breach notification or demand letters), instantly generate custom clauses, and retrieve relevant case information. Furthermore, Law Chat GPT assists in analyzing legal issues and supports legal research writing endeavors.

Pricing

Law ChatGPT offers monthly and yearly subscription plans. Monthly plans starts from $49.00 USD with varying word credits, such as Associate with 25,000 words and the Most Popular GC plan from $79.00 USD with 100,000 words credit.

9.) ndMax by NetDocuments

ndMAX is an AI-powered suite integrated within the NetDocuments platform, specifically designed for the legal community. The firms can use the tool to:

1. Generate formatted draft documents aligned with internal precedents and playbooks, ensuring consistency and adherence to branding standards.
2. Extract information from documents and store it in a database for future reference and analysis.
3. Review and compare contracts against firm-specific clauses and best practices to identify any discrepancies, ensuring contractual integrity.
4. Summarize documents such as depositions and automatically categorize and save summaries to the appropriate workspace.
5. Build customized scripts for questioning witnesses, facilitating preparation for depositions or trials.
6. Ask plain-language questions on document-related inquiries with plain-language questions, enhancing drafting.

Pricing

The product website does not provide any pricing information. 

10. PLAI Assistant by PocketLaw

PLAI Assistant offers comprehensive support for drafting, reviewing, and understanding legal documents, including the creation of summaries. It leverages leverage LLMs to provide instant answers to questions and suggestions for streamlined drafting. Its features are:

1. Drafting with recommendations on contract wording, addressing specific contract types, contexts, and business/legal requirements.
2. Interactive document review through Natural Language Chat to uncover insights, risks, and clarifications within lengthy contracts, offering instant responses to document-related queries.
3. Summarization to simplify contract reviews by distilling complex documents into concise summaries, highlighting important information and providing deep dives into selected sections or clauses.

Pricing

The pricing plans for the service range from €990/year for the GO plan with 1 base user, 1 admin user, and access to 50 templates to the PRO plan at €9,900/year for 10 base users, 2 admin users, and full template library for 1 jurisdiction, with an ENTERPRISE plan also available upon request for custom features and pricing.

Legal AI chatbots 

Legal AI chatbots are conversational agents powered by artificial intelligence to interact with users, answer legal questions, provide legal guidance, and automate various legal tasks to improve client service, and streamline routine legal processes. 

11. DoNotPay

DoNotPay is an AI-powered chatbot platform that assists users in various areas such as protecting privacy, finding hidden money (e.g. uncovered assets and refunds), and navigating bureaucratic processes. 

Its features include assistance with both

• Legal issues like appealing parking tickets, disputing traffic tickets, and fighting bank fees
• Practical tasks like canceling subscriptions, finding unclaimed money, and scheduling appointments with government agencies.

Pricing

DoNotPay offers a subscription plan priced at $36 every three months, granting access to its services via both the website and app.

12. Juro

Juro is a contract automation provider offering an interactive legal AI assistant that simplifies contract-related tasks. This legal chatbot offers: 

• Drafting to create contracts and amendments in a refined legal language using automated templates. 
• Reviewing contracts by scanning documents for risks and revising clauses based on established guardrails. 
• Summarizing contracts and individual clauses for easy sharing with teams. 
• Automated contract management by setting guardrails for routine contracts and automatic reminders for important dates and deadlines to automate processes, ensuring efficient self-service while maintaining oversight.

Pricing
Juro offers pricing plans tailored for startups, medium-sized, and large-scale companies, with varying access levels to features. Specific prices are available upon request.

13. Smith AI

Smith AI is a virtual receptionist that is designed for law firms to handle calls and texts 24/7, screen new leads, book consultations and collect payments. The chatbot leverages machine learning (ML) and natural language processing (NLP) to discern caller intents and route calls. This tool ensures that legal professionals can focus on billable work without missing out on potential clients or calls from existing clients. Smith AI provides:

• Real-time data visualization and call summaries
• Outreach calls and campaigns to speed up sales and support
• Live chat and text services to screen customers and website visitors.

Pricing

The tool offers four pricing tiers designed for different business sizes and needs, ranging from Starter at $285 per month for 30 calls, to Enterprise plans with customizable features and pricing adjusted based on high-volume needs.

Contract reviewer

This category covers tools that primarily help any law firm with the contract analysis and legal document review process.

14. EverLaw

Everlaw is an e-discovery tool, offering AI assistant with key functionalities like:

• Summarizing findings and documents
• Adding citations for crucial evidence
• Providing responses to open-ended questions

Pricing

The company delivers more detailed pricing information through a sales demo. 

15. LawGeex

Lawgeex is a contract automation software that can review and revise contracts based on your organization’s specific policies, guidelines, and legal frameworks.LawGeex promote a generative AI tool, SuperLegal allowing legal teams to 

• Ensure consistency across contract documents
• Streamline the review process
• Expedite deal closures.

In the total economic impact study conducted by Forrester Consultingg ¹³, LawGeex was helpful to:

• Reduce contract-review time by 75%, freeing up lawyers to handle more complex tasks. This saves over 6,500 hours in three years, with a present value of $449,859.
• Downsize onboarding and training expenses by 30% due to turnover and promotions. This results in a present value benefit of $18,886 over three years.
• Save time and effort required to create a playbook with a present value expense of $13,700 for the organization.
• Avoid the need to hire extra staff to handle simpler contracts by ensuring that lawyers dedicate only 25% of their time to these tasks.

Pricing

Superlegal presents four distinct pricing options designed to suit diverse business requirements:

• Individual Business Owners: $399 per month on an annual plan, including 2 contract reviews per month.
• Startups: $799 per month on an annual plan, with 6 contract reviews per month.
• Established Businesses: $1599 per month on an annual plan, offering 15 contract reviews per month.
• Large Scale Law Firms: $2799 per month on an annual plan, featuring 30 contract reviews per month.

16. LegalMation 

LegalMation offers automation for litigation tasks and provides insights through four key capabilities:

1. Complaint response creator that generates responsive documents for defense attorneys based on uploaded complaints or petitions, matching attorney-generated documents’ style and content.
2. Discovery response creator that automates responding to written discovery requests, saving time for legal professionals with customizable options for efficiency and consistency.
3. Legal analytics that provides insights into litigation data, including risk assessment, outcome predictions, counsel comparison, and upcoming diversity index.
4. Matter profiling that automates summarizing complaints and petitions, offering structured reports to streamline workflows and reduce errors for law firms and corporate legal departments.

Since 2019, LegalMation has partnered with IBM WatsonX to integrate GenAI into its platform.

Pricing

The product website does not disclose any pricing plan information.

Selection criteria

We select top legal AI tools based on the following criteria:

1. Employee count: We exclude vendors with fewer than 20 employees on LinkedIn, as the number of employees often correlates with company growth.
2. Utilization of Generative AI: We prioritize tools that claim to leverage generative AI technology.
3. Focus on the legal practices: While there are many large language models (LLMs) applicable to the legal sector, we specifically choose tools tailored for legal research, document generation, and review.

Disclaimer 

AIMultiple acknowledges that our analysis may not encompass all large language models available. We strive to continually update and broaden our examination as the Legal AI market evolves. 

We recognize that the tools we have discussed may offer multiple capabilities. However, for the sake of simplicity and reader convenience, we have categorized the tools under one umbrella, while noting their additional features.

Further reading 

Discover more on legal tech such as generative AI legal and AI legal:

• Generative AI Legal Use Cases & Examples
• Top 20+ GRC Software Compared based on 4,000 Reviews 
• Compare Top 20+ AI Governance Tools: A Vendor Benchmark

External resources

• 1. Briggs, Kodnani and et. al (March 2023). “The Potentially Large Effects of Artificial Intelligence on Economic Growth.” Global Economics Analyst. Accessed at April 17, 2024.
• 2. Brown, D. (December 2023). “50 must-know legal tech stats for 2024.” LexisNexis. Accessed at April 17, 2024.
• 3. Brown, D. (December 2023). “50 must-know legal tech stats for 2024.” LexisNexis. Accessed at April 17, 2024.
• 4. Pereyra, G. & Weinberg, W. (December 2023). “Harvey raises $80M Series B from Elad Gil, Kleiner Perkins, OpenAI and Sequoia.” Harvey AI. Accessed at April 17, 2024.
• 5. “Ask Blue J enhances user experience through GPT-4 and conversational.” BlueJ Accessed at April 17, 2023
• 6. “Document Analysis Options.” vLex. Accessed at April 17, 2023
• 7. “Pricing.” ndMAX. Accessed at April 17, 2023
• 8. “NetDocuments Lays Out Plans for Series of ‘ndMAX’ Generative AI Products and Releases the First, For Customizing Document Automation in PatternBuilder.” LawSites. Accessed at April 17, 2023
• 9. “Pricing.” Pocketlaw. Accessed at April 17, 2023
• 10. “Appeal Parking Tickets.” DoNotPay. Accessed at April 17, 2023
• 11. “What is contract AI? A guide to AI contracts in 2024.” Juro. March 20, 2024. Accessed at April 17, 2023
• 12. “Pricing.” Smith AI. Accessed at April 17, 2023
• 13. “The Total Economic ImpactTM Of LawGeex” Forrester. May 2021. Accessed at April 17, 2024.