Harvey reports use by more than 2,400 law firms and in-house legal teams.
Harvey AI official website ↗Sep 2026
Independent measurement, peer benchmarking and shared insight for legal AI.
Vendor intelligence
AI-powered platform delivering secure, end-to-end automation and intelligence for legal and professional services teams.
Adoption position
01
of 60 active vendors
Law firms
35
with published evidence
Evidence records
73
tracked public moves
Recent signal
46
Rising · last 6 months
Panorama read
Harvey AI shows rising visible market activity and broad adoption evidence across 35 firms. The strongest tracked signal is product adoption, with activity distributed across its observed firm base.
Analysis reflects published evidence tracked by TVPi, not unobserved usage, product quality, or a recommendation.
Market intelligence
Signals calculated from published moves naming this vendor.
Adoption activity by quarter
Observed move mix
Adoption breadth
95%
Evidence beyond the most active adopting firm. A higher share indicates broader observed adoption.
Recent momentum
10
Previous 6 months
46
Latest 6 months
Capability intelligence
Vendor-supplied positioning is labelled separately from observed market evidence.
Generative AI platform for legal work, built on frontier LLMs (initially OpenAI GPT models). Handles drafting, contract analysis, due diligence, research, and multi-step workflows across practice areas; outputs require lawyer review.
Adoption evidence
Leading firms by published record count, with the complete market record available below.
35 firms · 73 records
Eversheds Sutherland
4 moves
A&O Shearman
3 moves
Maddocks
2 moves
Foley & Lardner
2 moves
PwC Legal
2 moves
Ropes & Gray LLP
1 move
Falcon Rappaport & Berkman
1 move
Squire Patton Boggs
1 move
GESSEL
1 move
Every published record naming Harvey AI, newest first.
TC Energy rolled out Harvey across its legal team covering Canada, the US and Mexico after a pilot in which it set a 'Harvey-First' directive for first-pass work on litigation, regulatory, M&A, commercial contracting and compliance. EVP & GC Anita Dusevic Oliva: "Harvey is helping us rethink how routine legal work gets done, creating more capacity for our team to focus on complex matters and provide strategic advice." Also signals Harvey's deepening Canadian presence.
Vendor Announcement · Confirmed confidence
Harvey and Japan's Legalscape announced an integration giving Harvey users answers grounded in licensed Japanese legal books, statutes and case law, planned for early 2027. Quote: "Lawyers need AI grounded in the legal knowledge of the markets where they work." — John Haddock, Harvey CBO.
Vendor Announcement · Confirmed confidence
Ropes & Gray LLP
Harvey announced a Boston office (10 employees now, 50 targeted in nine months) and named clients including Ropes & Gray, Mintz, Foley Hoag, Verrill, DraftKings, athenahealth and Toast. Quote: "Harvey has been an invaluable tool for our legal team to help drive efficiency and impact." — Jessica Collins, CLO, athenahealth.
Vendor Announcement · Confirmed confidence
Eversheds Sutherland
Eversheds Sutherland International announced Harvey as its firmwide legal AI partner via its own newsroom. The firm joins the growing roster of global firms standardising on Harvey; no financial terms or deployment scale were disclosed.
Firm Press Release · Confirmed confidence
Spanish energy multinational Iberdrola will integrate Harvey across all legal and tax services covering 400+ lawyers/tax professionals in dozens of jurisdictions, following supervised pilots. Quote: "We are proud that they have chosen Harvey to support this work... helping them spend less time on routine tasks and more time on the strategic advice on which their business depends." — Jorge Bestard, VP of EMEA Sales, Harvey.
Vendor Announcement · Confirmed confidence
Harvey is reported to have announced Tenet, its first internally developed legal model, fine-tuned on a open-source base using synthetic case files evaluated by contracted attorneys. It is not yet available to customers and is aimed at cutting reliance on third-party model APIs.
Other · Confirmed confidence
National University of Singapore Faculty of Law became the first Singapore law school to partner with Harvey, giving faculty/students platform access for teaching, learning and research via NUS Libraries. Quote: "...integrating legal AI into teaching and research helps students acquire the competencies and judgment needed for future legal practice." — Winston Weinberg, CEO, Harvey.
Trade Press · Confirmed confidence
Ontario Teachers' Pension Plan announced a US $50 million investment in Harvey, signaling institutional capital increasingly flowing to pure-play legal AI vendors amid competition with large LLM providers. Harvey simultaneously announced expanded Canadian-market initiatives.
Vendor Announcement · Confirmed confidence
Falcon Rappaport & Berkman
Falcon Rappaport & Berkman held FRBuild, its first firmwide AI hackathon, with Harvey's Legal Engineering and Customer Success teams on-site helping cross-functional teams build working AI agents, no coding background required. Quote: "FRBuild gave the people who know our workflows best the time and space to rethink how we work." — Moish Peltz.
Firm Press Release · Confirmed confidence
Harvey launched a major Word Add-In update letting legal teams run custom AI agents directly within Word documents, eliminating the need to switch between the Harvey web platform and Word for firm-specific workflows like contract review playbooks.
Trade Press · Reported confidence
Squire Patton Boggs
Squire Patton Boggs has chosen Harvey as its firmwide legal AI platform, with Harvey naming the AmLaw-100-scale firm a design partner for future product launches. Quote: "Squire Patton Boggs is known for matching international reach with local expertise... Seeing the firm adopt Harvey is a real honor for our team." — Winston Weinberg, CEO, Harvey.
Firm Press Release · Confirmed confidence
Harvey launched a Responsible Business pro bono initiative building custom AI agents for high-volume casework (housing, veterans, welfare claims), with design partners Ashurst, Perkins Coie, DLA Piper and Nelson Mullins. Quote: "By starting with a small pilot group, we can build a detailed understanding of how Harvey's products can support the vital work they do every day." — Christopher Hook, Global Head of Responsible Business, Harvey.
Vendor Announcement · Confirmed confidence
Eversheds Sutherland
Eversheds Sutherland (International), a major global law firm, announced Harvey as its legal AI partner. The partnership signals firmwide adoption of Harvey's platform for legal services delivery.
Firm Press Release · Confirmed confidence
GESSEL
Polish law firm GESSEL deployed Harvey across all practices after a five-week pilot, integrating AI into its operating model. Managing Partner Marcin Macieszczak emphasized rethinking workflows rather than standalone tech adoption. Harvey VP EMEA Jorge Bestard highlighted GESSEL's M&A focus as a natural fit.
Firm Press Release · Confirmed confidence
Harvey closed a $550M Series F co-led by Diffusion and Lightspeed at a $15.5B valuation, up 41% from $11B in March. ARR reportedly exceeds $400M. Simultaneously acquired Guardrails AI, an agent security startup, marking Harvey's fourth acquisition of 2026. Also launched Harvey Tenet, its first post-trained open-weight model built on Moonshot's Kimi K3.
Trade Press · Confirmed confidence
Fox Mandal & Associates
Fox Mandal & Associates, a legacy Indian law firm, adopted Harvey following a months-long pilot evaluating multiple AI tools. The firm says Harvey will handle routine tasks to free lawyers for high-judgment work while maintaining human oversight, data security, and confidentiality guardrails.
Trade Press · Confirmed confidence
Grupo Financiero Inbursa, one of Mexico's largest financial institutions, deployed Harvey's legal AI platform starting with its litigation team in Mexico City to manage court/regulatory notices and prepare for oral proceedings, with plans to expand into M&A due diligence, regulatory analysis, and contract review. Reflects Harvey's growing footprint in Latin America.
Vendor Announcement · Confirmed confidence
Macpherson Kelley
Macpherson Kelley, a 121-year-old Australian commercial law firm, is deploying Harvey firmwide across all eight practice groups following a year-long pilot and evaluation against alternative platforms, extending use to litigation, drafting, and review work.
Vendor Announcement · Confirmed confidence
GE Aerospace deployed Harvey across its Legal & Compliance organization following a successful pilot, aiming to accelerate work and free lawyers for higher-value strategic tasks. GE Aerospace also joined as a design partner for Harvey's Contract Intelligence product, helping shape contract review, negotiation, and portfolio-insight features.
Vendor Announcement · Confirmed confidence
Nelson Mullins Riley & Scarborough
Nelson Mullins Riley & Scarborough rolled out Harvey's generative AI platform firmwide, giving attorneys firm-wide access for legal research, drafting, and document review tasks.
Firm Press Release · Reported confidence
HSBC created a new Managing Director-level role, Chief AI Officer for Legal, appointing Jessica Escalera (formerly Head of Legal Operations - Americas at HSBC, prior CDO roles at Barclays). The role bridges HSBC Legal and the enterprise AI organization led by Group Chief AI Officer David Rice. Escalera's announcement describes foundational work already completed — implementing Harvey, building AI governance, and strengthening AI fluency across the legal function — with the next phase focused on reimagining end-to-end legal workflows around outcomes.
LinkedIn · Confirmed confidence
Maddocks
Bae, Kim & Lee (domestically known as Taepyeongyang/Pacific Law Firm), Korea's leading law firm, announced an enterprise-wide AI work system integrating multiple platforms: Harvey (rolled out firmwide July 1, previously logged); OpenAI's ChatGPT Enterprise for all 700+ lawyers from August 1; LBox and Superlawyer (domestic Korean legal AIs) for Korea-specific legal research, case searches, and compliance work; and a proprietary internal AI being built on the firm's accumulated knowledge and work data (internal beta September 2026, full-scale production November 2026). The system is designed for task-specific platform selection: Harvey for international work, domestic AIs for Korean law, ChatGPT Enterprise for general tasks, and the proprietary AI for institutional knowledge.
Trade Press · Confirmed confidence
Harvey announced strategic investments from Goldman Sachs and JP Morgan funds, signaling deepening ties between legal AI and Wall Street. The investment expands Harvey's financial backing beyond traditional venture capital into major financial institutions.
Trade Press · Confirmed confidence
Microsoft's Corporate, External and Legal Affairs (CELA) division rolled out Harvey internally for its legal and compliance operations. This deepens the Harvey-Microsoft partnership and represents a major corporate legal department adoption, not a law firm deployment.
Trade Press · Confirmed confidence
Microsoft's Corporate, External and Legal Affairs (CELA) team formally selected Harvey for use across legal and compliance operations. The ~2,000-person unit deepens the existing Harvey-Microsoft alliance, with Harvey expanding use of Microsoft 365/Copilot reciprocally.
Trade Press · Confirmed confidence
Harvey acquired Benchmark, an AI-powered investment/asset management platform. This is Harvey's third acquisition of 2026, following Lume in March, and signals expansion beyond legal departments into Wall Street and asset management.
Trade Press · Confirmed confidence
Charles Russell Speechlys
Charles Russell Speechlys (CRS) ran a structured two-week, five-vendor head-to-head AI evaluation with 46 lawyers (trainees to partners), generating 7,000 structured data points across real (non-confidential) case work. The exercise — prompted by the March 2025 acquisition of its former custom-AI vendor Springbok AI by US firm Cleary Gottlieb — found that legal competence and conceptual understanding mattered more than speed, and that Harvey was the clear top performer across all task categories. CRS has since used Harvey on a Swiss Basketball regulatory overhaul, a workplace harassment investigation, and preparation for a criminal fraud trial. The firm published its methodology and findings publicly in partnership with TLW Consulting.
Trade Press · Confirmed confidence
Pillsbury Winthrop Shaw Pittman
Pillsbury Winthrop Shaw Pittman hired law firm executive Oz Benamram as its first Chief AI Officer, tasked with hiring a team to expand the firm's AI use. Benamram helped shape four new director-level roles reporting to him: knowledge management and innovation; data science and AI engineering; practice applications; and AI transformation. Unlike Kirkland & Ellis's $500M proprietary AI platform strategy, Pillsbury's chair said the firm does not plan a capital-intensive build-out, instead treating AI investment as inseparable from broader firm strategy. The firm currently uses ChatGPT, Harvey, CoCounsel, Microsoft Copilot, Definely, and ClearBrief.
Trade Press · Confirmed confidence
Barnes & Thornburg
Barnes & Thornburg (850+ lawyers, 26 markets) announced that 38 attorneys across the firm are now serving as dedicated AI Practice Champions, embedding AI directly into how lawyers practice rather than treating it as a standalone capability. Nearly 90% of the firm's attorneys are actively using AI, with more than 1,000 users logged into Harvey since firmwide deployment and over 150,000 prompts submitted across the firm's AI platforms (Harvey, CoCounsel, and ChatBT, the firm's internal general AI portal) in the past 30 days alone. The Practice Champions work alongside the firm's AI Industry Group to create a feedback loop between deployed tools and the attorneys/clients using them.
Firm Press Release · Confirmed confidence
Kepler-Karst
Spanish law firm Kepler-Karst, specializing in corporate restructurings, insolvencies, sovereign debt, and complex litigation, has signed a collaboration agreement with Harvey to strengthen efficiency and client value. The tool will support document review, regulatory research and classification, case law search, and draft preparation, freeing lawyers to focus on legal analysis, strategy, and specialized advisory work. The firm emphasized that Harvey supports rather than replaces professional judgment, with human oversight maintained throughout.
Trade Press · Confirmed confidence
Bae, Kim & Lee
Bae, Kim & Lee (BKL, known domestically as "Pacific"), one of Korea's largest law firms, is deploying Harvey across its entire practice following a successful pilot — the first Korean law firm to adopt a global legal AI platform firmwide. Harvey will support cross-border M&A, international disputes, and multi-jurisdictional regulatory work, with Korean-language capabilities and lawyer-first governance. Alongside the Harvey rollout, BKL is building a proprietary retrieval-augmented generation (RAG) knowledge base from its internal document repository. Input data will not be used for AI model training, and outputs are subject to cross-review by lawyers.
Vendor Announcement · Confirmed confidence
Maddocks
Maddocks (Australian law firm, 18 months into its AI program) rolled out Harvey enterprise-wide to all lawyers and legal support staff following a structured pilot across 13 practice teams. Pilot showed 70% of users running queries daily, 88% returning week after week, with strong partner-led adoption. Previously rolled out Microsoft Copilot enterprise-wide in 2025. Key differentiator cited: Harvey Shared Spaces for client collaboration.
Firm Press Release · Confirmed confidence
WKB Lawyers
WKB Lawyers, one of Poland's leading independent law firms with 160+ legal professionals, is deploying Harvey firmwide across all practice areas. Harvey will support contract analysis, due diligence, regulatory compliance, and litigation work. WKB has 40+ practice areas spanning M&A, IP, technology, and financial regulation; the deployment marks a significant step in AI adoption for the Central and Eastern European legal market.
Vendor Announcement · Confirmed confidence
Mayo Wynne Baxter
UK firm Mayo Wynne Baxter (part of Ampa Group) announced firmwide rollout of Harvey's AI platform for drafting, summarization, research, and document analysis. Mandatory training and governance frameworks included. Terms of business updated to reflect AI use.
Firm Press Release · Confirmed confidence
Harvey CEO Winston Weinberg confirmed PoC studies with law firms to train open-source LLMs encoding individual firm workflows and client-specific patterns. Co-founder Gabe Pereyra elaborated: Harvey is developing a legal foundation model series enabling firms to build and own their own specialized AI. Training uses synthetic and human-derived data pipelines. Benchmarks will be open-sourced.
Trade Press · Confirmed confidence
Harvey launched availability as an agent inside Microsoft 365 Copilot and as a plugin in Copilot Cowork. Legal teams can use Harvey for precedent-aware legal answers, document analysis, research, and Vault retrieval without leaving Word, Outlook, or Teams. Copilot Cowork enables multi-step legal workflow orchestration.
Vendor Announcement · Confirmed confidence
A&O Shearman
Bloomberg Law reported that A&O Shearman is planning to commercialize its proprietary AI tools — built primarily for fund formation work — by selling access to other law firms. This represents a deliberate contrast to Kirkland's exclusivity-focused $500M approach. A&O already has a revenue-sharing arrangement with Harvey for agentic AI agents.
Trade Press · Confirmed confidence
Faegre Drinker Biddle & Reath
Faegre Drinker formally deployed two AI assistants firmwide — Microsoft Copilot (integrated into Word, Excel, Outlook, Teams, Edge) and Harvey (legal-specific AI) — to every attorney, paralegal, and administrative staff member across its 22 offices in the US, UK, and China. The rollout followed an eight-month pilot beginning October 2025 involving 300 early adopters testing tools on live client matters under strict governance protocols, including attorney-client privilege safeguards and mandatory output verification. The firm previously tested its own AI platform, Atlas AI, before committing to Harvey and Copilot enterprise-wide.
Trade Press · Confirmed confidence
Harvey and Datasite integrated their platforms, allowing legal and M&A teams to pull live deal documents from Datasite virtual data rooms directly into Harvey's Assistant, Vault, Workflow Builder, and Word Add-In. Access permissions from Datasite carry over automatically. Targets M&A due diligence workflows.
Trade Press · Confirmed confidence
Chiomenti
Italian law firm Chiomenti disclosed its proprietary AI tool AsKey, built over three years at €5M cost in partnership with Harvey and McKinsey QuantumBlack. Runs on 30 years of firm documents. Use cases include legal research, bond issuance drafting, contract review, and legal opinions. Now used for live legal analysis firmwide.
Trade Press · Confirmed confidence
Harvey added Mistral AI models to its multi-model platform (alongside OpenAI, Anthropic, Google) with EU availability prioritized. Tied to Harvey's Paris office opening. French law firm design partners include August Debouzy, Bredin Prat, and CMS Francis Lefebvre. Enables GDPR-compliant EU data residency for Harvey users.
Trade Press · Confirmed confidence
Harvey announced Contract Intelligence, a dedicated product for in-house lawyers focused on contract review and analysis. Waitlist opened for early access, with general availability planned for Q3 2026. Represents Harvey's first standalone product targeting the in-house legal market alongside its law firm business.
Trade Press · Confirmed confidence
Foley & Lardner
Foley & Lardner deployed Harvey firmwide as its primary drafting and research layer after a successful pilot. Foley now runs a multi-platform AI stack including Harvey, Microsoft Copilot, CoCounsel, Draftwise, Relativity aiR, and Patlytics. Harvey selected for workflow integration depth.
Firm Press Release · Confirmed confidence
Foley & Lardner
Foley & Lardner LLP, with more than 1,100 lawyers across 27 offices worldwide, rolled out Harvey firmwide following a successful pilot and evaluation. Harvey joins Foley's curated AI tool stack alongside Microsoft Copilot, CoCounsel, Draftwise, Relativity aiR, Patlytics, and the firm's own in-house-built FoleyChat assistant. AI initiatives are led by a lawyer-driven AI Steering Committee (formed 2025) chaired by partner Christopher Cain, plus a dedicated Director of Practice Innovation role filled in January 2026. Use cases span contract review, due diligence, legal research, drafting, litigation review, and patent workflows.
Vendor Announcement · Confirmed confidence
Interlaw, a global network of independent law firms spanning more than 150 offices (including Trowers & Hamlins in England and Morton Fraser MacRoberts in Scotland), announced it is the first global law firm network to run coordinated AI pilots with both Harvey and Legora simultaneously. The trials involved structured training and implementation programs across the network's international membership, covering both transactional and dispute-related workflows, as part of Interlaw's five-year strategy to expand access to advanced technology across its 150+ member offices worldwide.
Firm Press Release · Confirmed confidence
Slaughter and May
Magic Circle firm Slaughter and May adopted Harvey across all practice areas including M&A, due diligence, regulatory research, and document analysis. Harvey's Transformation Office (seasoned legal experts) will support the rollout. Led by Managing Partner David Johnson and Head of Innovation Committee Sally Wokes.
Vendor Announcement · Confirmed confidence
Cuatrecasas
Cuatrecasas (1,900+ lawyers) deployed Harvey across 26 offices in Spain, Portugal, and Latin America through the CELIA Project (Cuatrecasas Legal Expert in AI). Over 80% of lawyers use Harvey daily with 3,300+ prompts generated. Built 3,000+ curated firm templates for due diligence and drafting. AI champion groups embedded in each office.
Trade Press · Confirmed confidence
Harvey raised $200M co-led by GIC (Singapore sovereign wealth) and Sequoia. Total funding exceeds $1B. 100,000+ lawyers across 1,300+ organizations. 25,000+ custom agents built by customers. Investors include Andreessen Horowitz, Coatue, Kleiner Perkins, Conviction, Elad Gil.
Vendor Announcement · Confirmed confidence
DLA Piper
DLA Piper expanded its Harvey deployment to 5,000 licenses firmwide across its global footprint (March 2026), following a December 2025 rollout to 3,000+ US lawyers. Harvey is used for drafting and document work alongside firmwide Microsoft Copilot, supported by a centre-of-excellence model. Danny Tobey (Global Co-Chair, Americas AI & Data Analytics practice) leads the strategy.
Vendor Announcement · Confirmed confidence
McCann FitzGerald
McCann FitzGerald became the first Irish law firm to deploy Harvey firmwide, covering all lawyers and professional teams. Pilot started early 2024 via Project Services Group. Partnership renewed April 2025 with a trainee-led think tank informing AI strategy. Announced ahead of Harvey opening its Dublin office.
Firm Press Release · Confirmed confidence
Eversheds Sutherland
Eversheds Sutherland announced Harvey AI as its strategic GenAI assistant, beginning with 350 lawyers and full international rollout planned for May 2026. The firm framed 2026 as its 'Year of AI,' emphasizing agentic AI as the next frontier.
Firm Press Release · Confirmed confidence
Eversheds Sutherland
Eversheds Sutherland announced Harvey as its general GenAI legal assistant. Initial cohort of 350 lawyers with full international rollout from May 2026. CEO Keith Froud declared 2026 the firm's Year of AI. Pilot demonstrated benefits in workflow automation, contract review, legal drafting, and data analysis.
Firm Press Release · Confirmed confidence
Harneys
Harneys deployed Harvey to all employees across 12 global offices — the first offshore law firm to do so. Shortlisted Harvey against CoCounsel and Legora. Mandatory AI literacy programme and compulsory training for all staff. Use cases: navigating precedent/document sets across jurisdictions, drafting, issue identification.
Firm Press Release · Confirmed confidence
HSBC announced a strategic AI partnership deploying Harvey's legal AI platform across its Global Legal function, moving toward an 'AI-enabled operating model.' This is one of the largest corporate in-house legal AI deployments by a global bank.
Corporate Press Release · Confirmed confidence
CMS
CMS deployed Harvey to 7,000 lawyers and staff across all 21 member firms in 50+ countries — the largest Harvey deployment in EMEA by seats. Pilot started March 2024 with 300 users, expanded to 3,000, then full enterprise. 93% of users reported productivity gains, averaging 117.9 hours saved per lawyer per year. Led by John Craske, Chief Knowledge and Innovation Officer (CMS UK).
Trade Press · Confirmed confidence
Harvey raised $160M led by Andreessen Horowitz with new investors WndrCo and T. Rowe Price. First tender offer completed. Over 50% of Am Law 100 firms now using Harvey. In-house clients include Bridgewater, Comcast, and Carvana. Valuation: $8B.
Vendor Announcement · Confirmed confidence
Tilleke & Gibbins
Tilleke & Gibbins (250+ lawyers, offices in Bangkok, Hanoi, HCMC, Jakarta, Phnom Penh, Vientiane, Yangon) deployed Harvey firmwide across Southeast Asia. Building bespoke Harvey workflows tailored to Southeast Asian legal markets. Follows prior Microsoft Copilot deployment. Premier independent SE Asia firm.
Firm Press Release · Confirmed confidence
Willkie Farr & Gallagher
Willkie Farr & Gallagher integrated Harvey into its proprietary AI platform Wendell Intelligence for 1,200+ lawyers and staff across 16 offices. Willkie became a Harvey Innovation Partner, testing early betas and agentic integrations. Led by CIO John Elbasan. Also using Harvey Workflow Builder for firm knowledge and governance.
Vendor Announcement · Confirmed confidence
Latham & Watkins
Latham & Watkins signed an enterprise license for Harvey covering 3,600+ attorneys globally plus business professionals, with a target to train all attorneys by end of 2025. Led by CIO Rene Mendoza and COO LeeAnn Black. Part of a comprehensive innovation strategy.
Vendor Announcement · Confirmed confidence
PwC Legal
PwC extended its exclusive Harvey alliance to M&A clients globally, combining PwC's deal expertise with Harvey's AI for document review, complex dataset analysis, and data-backed insights. Harvey is embedded across PwC's deal lifecycle.
Vendor Announcement · Confirmed confidence
Gowling WLG
Gowling WLG became the first Canadian law firm to deploy Harvey enterprise-wide across all offices and practice areas. Intensive evaluation revealed hundreds of high-impact use cases including due diligence, research, client reporting, and advisory support. Also co-developing secure, scalable Harvey-powered client workflows.
Firm Press Release · Confirmed confidence
Harvey raised $300M Series E co-led by Kleiner Perkins and Coatue. Valuation doubled from $3B to $5B in just 4 months. Surpassed $100M ARR as of August 2025. Announced same week as Workflow Builder launch. Total investors: Sequoia, GV, DST Global, Conviction, Elad Gil, OpenAI Startup Fund, RELX/LexisNexis REV.
Vendor Announcement · Confirmed confidence
Harvey raised $300M Series E at $5B — the fastest valuation doubling in legal tech history. Co-led by Kleiner Perkins and Coatue, joined by RELX, GV, OpenAI, and Sequoia. Announced strategic alliance with LexisNexis for data enrichment. $75M ARR.
Trade Press · Confirmed confidence
Paul, Weiss, Rifkind, Wharton & Garrison
Paul, Weiss served as Harvey's lead design partner for the Workflow Builder tool, shaping its development from earliest stages and being the first firm to launch live custom workflows. Positions the firm at the forefront of legal generative AI workflow automation. Partnership goes beyond standard deployment — Paul Weiss co-architected a core Harvey product.
Vendor Announcement · Confirmed confidence
A&O Shearman LLP
A&O Shearman and Harvey co-developed agentic AI agents for four practice areas: antitrust filing analysis, cybersecurity, fund formation, and loan review. Multi-step reasoning agents that break down complex issues. A&O Shearman shares in software revenue — available to corporations, law firms, and financial services via subscription or usage-based fees. A first-of-its-kind law firm revenue share with an AI vendor.
Firm Press Release · Confirmed confidence
A&O Shearman
A&O Shearman and Harvey launched agentic AI tools targeting antitrust, cybersecurity, fund formation, and loan review. Uniquely, A&O Shearman shares in Harvey's revenue as the tools are licensed to clients and other firms. Described as the first concrete legal agentic AI use cases within a multinational law firm.
Firm Press Release · Confirmed confidence
Harvey AI closed $300M Series D led by Sequoia at $3B valuation — double its prior $1.5B. CEO indicated Harvey was on track for $100M ARR. Serves 330+ firms in 50+ countries.
Trade Press · Confirmed confidence
Harvey raised $300M Series D led by Sequoia with new investors Coatue and LexisNexis (via RELX REV). On track for $100M ARR. 235 customers in 42 countries including majority of top 10 US law firms. Valuation: $3B.
Vendor Announcement · Confirmed confidence
Harvey raised $100M Series C led by GV (Google Ventures) with OpenAI, Kleiner Perkins, Sequoia, Elad Gil, and SV Angel. Harvey had tripled ARR and doubled headcount since prior raise. 4x ARR growth in 2024; expanded from 40 to 235 customers in 42 countries. Valuation: $1.5B.
Vendor Announcement · Confirmed confidence
Ashurst
Ashurst rolled out Harvey to 4,000+ lawyers and staff across 33 offices in 21 countries. Described as the only global law firm to deploy Harvey to all offices and staff from day one. Pilot of 525 users across 23 offices ran 4,000+ queries. Led by Chief Digital Officer Tara Waters.
Trade Press · Confirmed confidence
Macfarlanes
UK firm Macfarlanes deployed Harvey to all fee earners (80%+ regular usage) starting summer 2023. In January 2025, launched Amplify — a subscription-based, client-facing GenAI document analysis product co-developed with Harvey, allowing in-house teams to access bespoke AI workflows. Partnership renewed and expanded November 2024.
Trade Press · Confirmed confidence
PwC Legal
PwC became the first Big Four firm to partner with Harvey, deploying to 4,000+ Legal Business Solutions professionals across 100+ countries. Exclusive Big Four arrangement. PwC co-develops proprietary models with Harvey for tax, legal, and M&A. Later expanded to 5,000+ tax, legal, and deals professionals in UK, plus PwC CEE.
Firm Press Release · Confirmed confidence
Allen & Overy
Allen & Overy became the first major law firm to deploy generative AI firmwide, rolling out Harvey to 3,500+ lawyers across 43 offices after a beta trial (begun November 2022) in which lawyers ran roughly 40,000 queries. Led by A&O's Markets Innovation Group (David Wakeling). Used for contract analysis, due diligence, research, and regulatory compliance, with mandatory lawyer review of outputs.
Firm Press Release · Confirmed confidence
Researched intelligence
Claim-level research keeps each statement tied to its source and date.
Harvey reports use by more than 2,400 law firms and in-house legal teams.
Harvey AI official website ↗Sep 2026
Harvey reports more than 200,000 professionals using its platform.
Harvey AI official website ↗Sep 2026
Memory carries user preferences across Harvey.
Harvey AI official website ↗Sep 2026
Command Center benchmarks usage against comparable organizations.
Harvey AI official website ↗Sep 2026
Command Center tracks Harvey usage across teams, practice groups, and offices.
Harvey AI official website ↗Sep 2026
Contract Intelligence surfaces portfolio-wide insights.
Harvey AI official website ↗Sep 2026
Contract Intelligence supports routine contract review.
Harvey AI official website ↗Sep 2026
Spaces provides shared workspaces for firms, clients, and co-counsel.
Harvey AI official website ↗Sep 2026
Knowledge supports research into legal, regulatory, and tax questions.
Harvey AI official website ↗Sep 2026
Vault supports bulk analysis of legal documents.
Harvey AI official website ↗Sep 2026
Agents automatically routes legal tasks to the appropriate agent.
Harvey AI official website ↗Sep 2026
Harvey offers AI software for law firms and in-house legal teams.
Harvey AI official website ↗Sep 2026
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