AI tool · Harvey AI · Legal

Harvey AI

An AI platform built for law firms and legal teams handling research, drafting, and due diligence.

Independent overview by new Mantra · updated July 3, 2026

Category
Legal
Pricing
Custom (enterprise)
Implementation
6-12 weeks
Adoption risk
Medium
Integrates with
Word, Westlaw, LexisNexis, document management
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What Harvey AI does

Harvey is an AI platform designed specifically for legal work. It covers a range of day-to-day tasks including legal research, contract drafting, due diligence, contract analysis, and regulatory analysis — work that typically consumes significant attorney time.

The platform is made up of several connected products. An Assistant handles document analysis and drafting. A Knowledge module supports research across legal, regulatory, and tax questions. Vault lets teams store and bulk-analyse documents. Agents are designed to carry out more complex, multi-step legal workflows end to end. There is also a mobile app and a Command Center for tracking usage and outcomes across the organisation.

Harvey connects with tools legal teams already use, including Microsoft Word, Westlaw, LexisNexis, and document management systems. It is used by law firms of various sizes as well as in-house legal teams, and it carries enterprise security certifications including SOC 2 Type II, ISO 27001, GDPR, and ISO 42001.

Key capabilities

Legal Research and Analysis

The Knowledge module lets users research complex legal, regulatory, and tax questions across domains, drawing on sources the team already trusts.

Contract Drafting and Review

Harvey's Assistant supports faster document drafting and analysis. The Contract Intelligence module is aimed at surfacing insights, supporting negotiations, and speeding up contract review.

Due Diligence Support

Harvey addresses transactional work including due diligence and document review, helping teams work through large document sets with greater precision and control.

End-to-End Workflow Agents

Purpose-built Agents can execute complex legal tasks end to end, reducing the need for manual coordination across multi-step processes.

Secure Document Storage

The Vault product lets legal teams store, organise, and run bulk analysis on legal documents within the platform's security controls.

Analytics and Benchmarking

The Command Center gives legal operations leaders visibility into how the platform is being used, with analytics and benchmarking to track the organisation's AI adoption.

Best for

  • Law firms — from mid-sized practices to large firms — that want to reduce time spent on research, drafting, and document review
  • In-house legal teams looking to handle more work internally without proportionally growing headcount
  • Legal operations leaders who need visibility into how AI is being used across the department
  • Transactional and litigation teams that routinely process large volumes of contracts or discovery documents
  • Organisations that require enterprise-grade security controls and compliance certifications as a baseline requirement

Worth knowing

  • Pricing is custom and enterprise-only — there is no published self-serve or SMB tier, so smaller firms should expect a formal procurement process
  • Implementation is estimated at 6 to 12 weeks, which means meaningful internal effort for onboarding, training, and change management before the team sees full value
  • The platform is purpose-built for legal and professional services; if your use case sits outside those domains, other tools are likely a better fit
  • Getting the most out of Harvey — particularly the Agents and Vault features — will require teams to invest time in learning workflows, which Harvey supports through its Harvey Academy training resource
  • As with any AI tool handling sensitive legal matters, firms should review Harvey's data lifecycle management, audit log, and access controls carefully against their own governance requirements before committing

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