Top 8 AI Legal Assistants for Law Firms in 2025

Last Updated: May 23, 2025

Artificial intelligence is no longer a thing of the future. For modern-day law firms, it is, in fact, a lived reality. Largely prevalent in the form of AI legal assistants, it, by automating tasks such as legal research, contract generation, case file handling, and client communication, is reforming the legal landscape as we know it.

Whether you are a solo practitioner or a member of a large law firm, these AI agents are fully equipped to eliminate your manual tasks, reduce your mistakes, and set you ahead of your competitors. In what follows, we’ll explore the top AI legal assistants that are designed to meet the needs of the legal sector and change the legal technology, one key rule at a time.

AI legal assistants, in simple terms, are generative AI tools that make use of artificial intelligence to help attorneys carry out their everyday work. These tools can, as such, read and interpret legal documents, search for laws and cases, generate contracts, review paperwork, and check for mistakes or risks.

By deploying them, law firms can save time, minimize errors, and free up their lawyers to focus on important cases and client needs.

ToolBest ForKey FeaturesPricing
Lexis+ AIVoice legal searchVoice, summariesFrom $99
Westlaw PrecisionDetailed case researchAI, Practical LawQuote-based
Harvey AILitigation analysisGPT-4, AV inputOn request
CoCounselContracts, Q&AClause match, multilingualQuote-based
PaxtonRisk & complianceAlerts, bulk review$25/user/mo
Ironclad JuristContract workflowsRedlining, automationQuote-based
CallidusDrafting legal docsClause lib, live edit$149/mo
LawGPTAll-in-one assistantText/voice/image inputFrom $945/mo

These AI legal assistants are designed to streamline your legal workflows, enhance accuracy, and save valuable time for law firms of all sizes.

1. Lexis+ AI

Lexis+ AI is a robust AI legal assistant developed by LexisNexis. It helps lawyers search for laws, summarize documents, draft contracts, and review legal files using both written and voice commands.

This AI software for law firms also makes use of advanced AI agents to break down complex legal questions, recommend better prompts, and even review expert witness records.

Key Features of Lexis+ AI:

  • Provides a voice-enabled AI assistant for hands-free searching and drafting
  • Supports natural language queries for case law, statutes, regulations, and more
  • Let users change the AI’s plan for more tailored answers
  • Self-checks and improves its own drafts for quality
  • Analyzes expert witness depositions and provides summaries
  • Suggests prompts for faster, more accurate research
  • Analyzes and summarizes top search results or single cases
  • Summarizes long legal documents, including contracts and depositions
  • Draft legal arguments, contracts, and client emails
  • Works on both mobile and desktop
  • Offers secure document sharing and enterprise-level privacy

Pros

  • Its voice search saves time and is easy to use
  • Has a huge, trusted legal database
  • Works across devices for flexible work
  • Offers strong security for sensitive data
  • Offers a 2-day free trial

Cons

  • Its advanced features may need training to use
  • Some of its premium features can be expensive

Lexis+ AI Pricing & Plans:

ServicePrice
Generative AI Ask$99
Generative AI Summarize$250
Generative AI Drafting$250
Generative AI Non-Supported Prompt$0
Generative AI Document Upload & Ask$12
Generative AI Document Upload & Summarize$250

2. Westlaw Precision

Developed by Thomson Reuters, Westlaw Precision is one of the most popular AI legal assistants designed to make legal research faster and more accurate. It makes use of AI to help lawyers find the best cases, check citations, draft documents, and even predict how a judge might rule.

It also connects with other tools for contract drafting and negotiation, making it an ideal AI tool for lawyers.

Key Features of Westlaw Precision:

  • Offers AI-powered search with detailed filters for more precise results
  • Comes equipped with litigation analytics and outcome prediction tools
  • Does drafting and citation verification for legal documents
  • Provides real-time legal news and updates
  • Offers Practical Law AI integration for drafting and negotiation
  • Offers highly customizable workflow automation
  • Covers a wide range of legal topics and jurisdictions
  • Has provisions for research history tracking and collaboration tools
  • Offers secure cloud storage and privacy features

Pros

  • Indulges in accurate and reliable legal research
  • Offers powerful analytics for court cases
  • Integrates well with other legal tools

Cons

  • Is a little expensive
  • It can be complex for new or occasional users
  • Some of its advanced features require extra subscriptions

Westlaw Precision Pricing & Plans: Custom pricing based on firm size, jurisdictional coverage, and features required.

3. Harvey AI

Harvey AI is a generative AI legal assistant built on OpenAI’s GPT technology. It is programmed for litigation support, case law research, and document review. As an AI software for law firms, it can also answer legal questions, spot trends in court cases, and analyze audio and video files.

Key Features of Harvey AI:

  • Finds and explains relevant case law
  • Indulges in litigation analytics and trend identification
  • Automates document review and summarization
  • Offers customizable dashboards for tracking work
  • Indulges in audio and video content analysis
  • Integrates with law firm management systems
  • Offers data privacy and compliance controls
  • Indulges in bulk document processing
  • Offers real-time collaboration tools

Pros

  • Saves time on document review
  • Is great for litigation teams
  • It can handle different types of files, including audio and video

Cons

  • It is focused mostly on litigation, not transactional work
  • Its setup and integration can be complex

Harvey AI Pricing & Plans: Price on request

4. CoCounsel

CoCounsel, now part of Thomson Reuters, is a renowned AI for legal research, contract analysis, and drafting. It uses generative AI to extract important contract clauses, summarize documents, and answer legal questions. It offers support for many practice areas and is widely known for its accurate document summaries.

Key Features of Cocounsel:

  • Automates contract and legal document drafting
  • Offers AI-powered legal research and summarization
  • Indulges in clause identification and risk flagging
  • Allows workflow integration with legal management tools
  • Offers multi-language support
  • Provides a secure cloud storage
  • Indulges in bulk document processing
  • Offers highly customizable reporting
  • Provides alerts and updates in real time

Pros

  • Offers high accuracy in document summarization
  • Saves time on research and drafting
  • It is perfect for law firms of all sizes
  • Has an easy-to-use interface
  • Offers robust privacy and security

Cons

  • Some of its features need user training
  • Its full access can be expensive
  • It isn’t as focused on contract management as some other tools

CoCounsel Pricing & Plans: Custom pricing based on firm size, jurisdictional coverage, and features required.

5. Paxton

Paxton is an AI legal assistant that helps law firms review documents, check for compliance, and monitor regulations. It uses machine learning to flag risks, keep track of legal changes, and make sure all the documents are in line with the set rules. As a result, it is a great AI tool for lawyers managing a host of contracts and compliance work at once.

Key Features of Paxton:

  • Automates document review and risk identification
  • Offers compliance monitoring with real-time regulatory alerts
  • Tracks legal and regulatory changes
  • Allows integration with contract management systems
  • Offers customizable compliance checklists
  • Boasts advanced audit trails and reporting tools
  • Indulges in bulk document processing
  • Facilitates real-time collaboration

Pros

  • Reduces compliance and regulatory risks
  • Saves time on manual document review
  • Its real-time updates keep firms informed
  • Handles large volumes of documents
  • Is easy to customize for different industries

Cons

  • Is limited to certain regions and jurisdictions
  • It might need extra setup for special industries

Paxto Pricing & Plans:

PlanPrice
Student$25/user/month
Professional$159/user/month
EnterprisePrice on request

6. Ironclad Jurist

Ironclad Jurist is a specialized AI legal assistant built on top of the Ironclad platform. It uses generative AI and large language models (LLMs) to draft and summarize legal documents and conduct legal research.

It is programmed to boost legal productivity by automating routine tasks and providing intelligent legal insights, making it an excellent AI software for law firms.

Ironclad

4.2

Starting Price

Price on Request

Key Features of Ironclad Jurist:

  • Offers end-to-end contract automation and workflow
  • Indulges in AI-assisted negotiation and redlining
  • Offers document tracking and version control
  • Allows e-signature and CRM integration
  • Offers a clause library and template management
  • Facilitates approval routing and audit trails
  • Offers an analytics dashboard for contract performance
  • Has real-time collaboration tools to boast
  • Offers secure cloud storage
  • Allows integration with other business software

Pros

  • It is a complete contract management solution
  • Is great for team collaboration
  • Scales well for large firms
  • Offers detailed analytics and reporting
  • Offers strong security and compliance

Cons

  • Has a complex setup and onboarding
  • Is expensive
  • Not very beginner-friendly

Ironclad Jurist Pricing & Plans: Price on request

7. Callidus

Callidus is one of the leading AI legal assistants, primarily focused on drafting and reviewing legal documents. It checks for compliance, uses customizable templates, and integrates with law firm management tools. As a popular AI in law thus, it is ideal for firms that need to prepare and review lots of contracts and agreements.

Key Features of Callidus:

  • Offers AI-powered drafting and review
  • Indulges in compliance verification and risk flagging
  • Boasts customizable templates and clause libraries
  • Allows integration with practice management software
  • Indulges in bulk document processing
  • Offers real-time collaboration tools
  • Maintains a history of edits and approvals
  • Has document comparison tools to offer
  • Automates reminders and notifications

Pros

  • Offers high accuracy in drafting
  • Reduces manual errors
  • It is easy to integrate with other tools
  • Saves time on repetitive tasks
  • It is good for document-heavy firms
  • Offers a 5-day free trial
  • It is quick to set up

Cons

  • Needs initial setup and customization
  • It is focused mainly on documents, not research
  • It may lack some advanced analytics

Callidus Pricing & Plans:

PlanPrice
Individual License$149/month
Professional LicensesPrice on request
Enterprise LicensesPrice on request

8. LawGPT

LawGPT is one of the most versatile AI legal assistants that helps lawyers draft contracts, review documents, and summarize legal content. It makes use of advanced language models to speed up legal work, reduce errors, and support research.

This legal AI tool can handle voice, text, and image inputs, which makes it ideal for fast, accurate legal support.

Key Features of LawGPT:

  • Generates contracts, memos, and legal correspondence with accuracy
  • Offers legal research assistance
  • Provides document review and analysis
  • Allows firms to create reusable legal workflows
  • Accepts text, voice, and image inputs
  • Can be embedded into platforms like Clio, MyCase, or Microsoft Word
  • Helps draft emails, updates, and legal notices
  • Offers voice interaction
  • Offers smart search technology

Pros

  • Is highly adaptable
  • Is cost effective
  • Offers fast turnaround for summarizing and drafting
  • Is extremely customizable
  • It is available on the web, mobile, and desktop

Cons

  • Requires human verification for accuracy
  • Has data privacy issues
  • Is not trained on proprietary legal databases

LawGPT Pricing & Plans:

PlanPrice
Small$0 (7-day trial)
Medium$945/month
Enterprise$1995/month
PremiumPrice on request

Conclusion

Legal technology in the form of AI legal assistants has completely transformed how lawyers function. By automating tasks, including legal research, drafting, compliance, and contract management, it has, in fact, given law firms, whether big or small, a new lease of life.

Some of the leading AI legal assistants in this regard are mentioned above. By making use of these tools, law firms can cut down on errors, save time, and deliver better client service, all while remaining fully compliant with legal standards and best practices.

So, if you too wish to give the power of AI in law a chance, visit the Techjockey website today itself and let an AI legal assistant take charge of your legal practice. As for the results, we will let time be the judge.

Published On: May 23, 2025
Yashika Aneja

Yashika Aneja is a Senior Content Writer at Techjockey, with over 5 years of experience in content creation and management. From writing about normal everyday affairs to profound fact-based stories on wide-ranging themes, including environment, technology, education, politics, social media, travel, lifestyle so on and so forth, she has, as part of her professional journey so far, shown acute proficiency in almost all sorts of genres/formats/styles of writing. With perpetual curiosity and enthusiasm to delve into the new and the uncharted, she is thusly always at the top of her lexical game, one priceless word at a time.

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