Full-Time
Updated on 9/4/2026
Custom AI LLMs for elite firms
$150.8k - $226.2k/yr
San Francisco, CA, USA
Hybrid
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Harvey.ai builds custom large language models tailored for elite law firms to tackle complex legal tasks across multiple practice areas and jurisdictions. Its products center on bespoke AI models, including an AI chatbot developed in partnership with Allen & Overy, designed to streamline workflows, reduce manual work, and improve decision-making in legal work. The company earns revenue through upfront customization fees plus ongoing subscription-based maintenance and feature updates, ensuring continuous support and improvements. Harvey.ai differentiates itself by offering highly customized, jurisdiction-spanning LLMs with strong data security and governance, backed by an Security Advisory Board and leading certifications, and by targeting top-tier law firms that require sophisticated AI tools. Its overarching goal is to enhance efficiency and accuracy in legal practice by providing elite, enterprise-grade AI solutions that handle complex challenges across global legal systems.
Company Size
1,001-5,000
Company Stage
Late Stage VC
Total Funding
$1.7B
Headquarters
San Francisco, California
Founded
2022
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Macpherson Kelley rolls out :Harvey: firmwide. by Harvey Team - Sep 2, 2026 Macpherson Kelley, a leading Australian commercial law firm with a 121-year history, is deploying Harvey firmwide across its lawyers and all eight practice groups. The firmwide rollout follows a year-long pilot and comprehensive evaluation of legal AI platforms. Macpherson Kelley selected Harvey for the strength of the platform and its approach to implementation and adoption, with Harvey's teams working closely alongside the firm's lawyers and leadership throughout the evaluation. During the pilot, Harvey's Customer Success and Legal Engineering teams worked onsite with Macpherson Kelley across Australia to identify high-impact use cases and develop workflows tailored to its practices. With the firmwide rollout, the teams will build on that foundation, expanding how Harvey supports the firm's lawyers across litigation, drafting, review, and other complex legal work while helping them deliver greater value for clients. "We spent a year evaluating Harvey with our lawyers and testing it against the alternatives before making the decision to go firmwide," said Grant Guenther, National Managing Principal at Macpherson Kelley. "What stood out was not only the strength of the platform, but the partnership behind it. Rolling out Harvey across the firm is an investment in our people and in how we continue to strengthen the service we deliver to our clients." "Macpherson Kelley approached this decision with tremendous thoughtfulness, taking the time to understand where Harvey could have the greatest impact across its practice," Ashleigh Whittaker, Australian Country Manager. "We're proud to support the firm as it brings Harvey to every lawyer and look forward to building on the strong relationship our teams have developed."
Introducing Horizon Scanning. Horizon Scanning helps legal teams monitor, assess, and take action on the changes that matter most. by Harvey Team - Sep 1, 2026 The pace of regulatory change isn't slowing down: 63% of legal departments say their monitoring and compliance workloads increased in 2026. Many existing monitoring tools don't even save teams time because alerts arrive through fragmented feeds, without prioritization, and siloed from where next steps need to happen. Changes can slip through, and it can be costly to miss a key update. Harvey is introducing Horizon Scanning in Harvey to help legal teams turn monitoring into actionable next steps. Teams can customize alerts, receive notifications for key regulatory and legislative updates, and immediately take action on the most impactful developments in one connected platform. Built with a cohort of design partners across law firms and in-house teams, Horizon Scanning helps legal teams quickly act on the changes that matter most. Create tailored scans relevant to you. Most monitoring tools draw from a fixed repository, which means coverage may be rigid or irrelevant to what your business prioritizes. With Horizon Scanning in Harvey, teams can simply describe what they need to track in plain language - a topic, a region, a named regulator. Harvey will automatically build a scan, drawing on more than 12,000 sources across 100+ jurisdictions alongside public sources the user describes. For example, an in-house team can shape the scope of a scan to data protection developments in the jurisdictions where the company actually holds data, or create a separate scan for each subsidiary. Quickly identify which changes matter most. Every scan feeds a single dashboard that shows what moved, with the most consequential developments surfaced first. Determining what changed is just the first step - the critical work is understanding who it affects, what they need to do, and by when. Each update arrives with a relevance assessment, so that it is easy to gauge urgency before digging into the details. Teams can also receive email digests of daily changes, helping them access insights directly in their inbox. Let's say there's a new anti-money laundering rule that impacts a financial services legal team. They can find out about the change the same day it's published via an email alert. Then, Harvey can help them quickly determine which entities are impacted, what has to change operationally, and how long they have to prepare. Move from update to next step. Since Horizon Scanning is part of Harvey's agentic platform, alerts connect to downstream work in one single system. Ask a question about a development in plain language and get an answer grounded in the source. Teams can turn scans into a memo revision, a recommended policy update, or an interactive timeline of upcoming obligations without leaving the dashboard. For a firm's privacy practice, that can mean tracking data protection regulators across member states, updating guidance by directly pulling the right documents from their DMS into queries, and drafting a client alert the same day new guidance lands. For an in-house compliance team, it can mean Harvey directly flagging which internal policies are affected by a tariff change and suggesting revisions, helping them draft new guidelines and flag any operational concerns faster. Scans can be shared across a team, so practice groups and business stakeholders work from the same view. Harvey is building Horizon Scanning as a foundation for proactive legal work in Harvey, where monitoring, analysis, and the work that follows all live in one place. Horizon Scanning is currently available in Early Access for Harvey customers, with general availability to follow. If you're interested in learning more about Harvey, get in touch with its team. Contact Harvey. Yes, I would like to receive marketing communications regarding Harvey's products, services, and events. I can unsubscribe at any time
How citation verification actually works (and Why "trust me" Isn't enough). In the early days of generative AI, the defining legal tech disaster was the attorney who submitted fake, AI-hallucinated case law to a federal judge. It was a wake-up call that raw Large Language Models (LLMs) like ChatGPT or Claude are prediction engines, not legal databases. Yet, years later, many attorneys are still relying on single-model wrapper SaaS products that ask them to simply "trust the output." For solo practitioners in California, this is a dangerous gamble. Under California Rule of Professional Conduct (CRPC) 3.3 (Candor Toward the Tribunal) and Rule 1.1 (Competence), an attorney is strictly responsible for the accuracy of every citation in their filings. Sanctions under California Code of Civil Procedure (CCP) § 128.7 for frivolous or baseless claims apply whether you hallucinated the case yourself or outsourced the hallucination to an AI. At VivaceWorks, VivaceWorks LLC believe that AI should never ask for your blind trust. Instead, it must show its work through rigorous, deterministic citation verification. Executive Summary * The Illusion of Certainty: Raw LLMs prioritize persuasive language over factual accuracy, making their hallucinations incredibly convincing. * Why Basic RAG Fails: Simple Retrieval-Augmented Generation (RAG) can pull irrelevant case law if the search parameters are poorly constrained. * Deterministic Verification: True citation verification requires secondary AI agents (a "Red Team") explicitly designed to cross-reference citations against authoritative databases like CourtListener and verify exact pin cites. * Risk Mitigation for Solos: Using multi-agent verification workflows satisfies the duty of supervision (CRPC 5.3) and prevents career-ending filing errors. The anatomy of a legal AI hallucination. Why do AI models hallucinate cases? Because they are designed to predict the most statistically probable next word, not to fetch records from a database. When you ask a generic AI for a case supporting a niche employment law theory in California, it might recognize that a citation to Smith v. Superior Court from the Second Appellate District sounds highly plausible. It will generate the citation, complete with a realistic-looking volume and page number (e.g., 234 Cal.App.4th 101), because that is structurally correct - even if the case itself doesn't exist. Competitors like Harvey AI and CoCounsel attempt to solve this by tightly coupling their models with massive proprietary databases (like LexisNexis or Westlaw). But for solo practitioners, these enterprise-tier solutions often come with crippling seat minimums and six-figure annual commitments. How Deterministic Verification solves the problem. If enterprise walled gardens aren't the answer, what is? The solution lies in multi-agent deterministic verification. Here is how AI Paralegal v2 breaks down the verification process step-by-step: 1. The Generation phase. First, a primary drafting model (such as Claude Opus 5) generates the initial argument and proposes supporting case law based on the facts provided. At this stage, the citations are treated as hypotheses, not facts. 2. The red Team extraction. A secondary, specialized AI agent scans the draft specifically to identify every legal assertion and citation. It extracts the case names, reporter volumes, and pin cites into a structured format, isolating them from the persuasive text. 3. Database cross-referencing. The system then queries a deterministic, non-AI database - such as the open-access CourtListener API or a firm's own indexed precedent library. It checks for: * Does the case exist? * Is the citation format correct? * Is the quoted text actually present at the specified pin cite? 4. The human-in-the-loop override. Finally, the verified draft is presented to the attorney in a unified control center. Verified citations are highlighted in green with links to the source text. Any citation that failed verification is flagged in red, requiring the attorney to either replace it or manually verify it. | Approach | Mechanism | Solo Practitioner Reality | | Generic Wrappers (Clio AI, ChatGPT) | Single LLM prompting; basic RAG. High risk of hallucination; requires manual verification of every cite. | | Enterprise Walled Gardens (Harvey, Westlaw) | Proprietary DB integration. Cost-prohibitive for solos; inflexible contracts. | | AI Paralegal v2 | Multi-agent API routing & CourtListener cross-referencing. Zero hallucinations; transparent verification; affordable solo pricing. | Meeting the standard of care in California. The State Bar of California has made its position clear: using AI does not alter your ethical obligations. CRPC Rule 5.3 requires attorneys to supervise non-lawyer assistance - and the Bar considers AI tools to fall under this umbrella. You cannot delegate your professional judgment. By using a platform that enforces deterministic citation verification, you are building a documented workflow that demonstrates compliance with your duty of competence. You aren't just saving time; you are systematically mitigating malpractice risk. "Trust is not a legal strategy. When your license is on the line, your software must provide proof, not just promises." - Steve Luk, Founder & Lead Architect Ready to see this in action? AI Paralegal is now generally available for California solo practitioners with custom pricing based on your specific needs and workflow.
The first trillion-dollar company with no employees. AI agents are absorbing sales, coding, accounting, and management. What happens when someone builds a giant corporation with no humans on the payroll? By Futurist Thomas Frey Every major company in history has needed one thing above all else: people. Thousands of them, organized into departments, reporting up a chain of command, collectively turning an idea into a functioning business. Even the leanest tech giants of the last decade still measured their scale partly by headcount - Google, Amazon, and Meta all employ well over 100,000 people. Size and staff have always moved together. That link is starting to break, and the people building the technology responsible for breaking it are the ones saying so out loud. At Anthropic's own developer conference, CEO Dario Amodei was asked when Impact Lab LLC'd see the first billion-dollar company with a single human employee. His answer: sometime in 2026, with 70 to 80 percent confidence. He pointed to businesses like proprietary trading, developer tools, and automated customer service as the likeliest candidates - fields where AI can already carry enormous operational weight without a human bottleneck. OpenAI's Sam Altman has said something similar, describing an informal betting pool among tech CEOs over which year the first one-person billion-dollar company actually arrives. Billion-dollar businesses with a single employee is one milestone. But the more interesting question - the one worth building an entire column around - is what happens several steps further down this same road: a company worth not a billion, but a trillion dollars, with no human employees at all. The departments already being absorbed. This isn't a single breakthrough waiting to happen. It's the sum of several already underway, each in a different corner of the org chart. Sales is being restructured by AI agents that research prospects, build contact lists, write personalized outreach, and sequence follow-ups autonomously - compressing what used to require a five-person sales development team into a single automated workflow, with the return on investment direct and measurable enough that adoption has moved fast. Coding has its own breakout stars. Cognition AI's autonomous software engineer, Devin, crossed a $2 billion valuation shortly after launch, while Cursor's parent company reached nearly $10 billion in under two years - both built around AI systems that write, test, and ship software with a fraction of the human oversight a traditional engineering team requires. Customer service is following the same trajectory. Sierra, a company building conversational AI agents specifically for enterprise support, reportedly reached a valuation near $10 billion, a bet that an entire category of support jobs can be handled by systems fluent enough to replace, not just assist, human agents. Legal research and accounting are moving just as fast. Harvey, an AI legal research and drafting platform, crossed a $3 billion valuation, with global legal tech AI spending projected to reach $50 billion by 2027 - and the share of corporate legal teams actively using AI tools has more than doubled in a single year. Add research, operations, and management to that list - all areas where enterprise pilots are already running - and you start to see the shape of something larger than a handful of point solutions. You start to see an entire org chart, department by department, being rebuilt around software instead of people. The economics already point this direction. Skeptics are right to ask whether any of this actually scales to something as large as a trillion-dollar enterprise. The early economic signals suggest it's not as far-fetched as it sounds. AI unicorns already look structurally different from the companies that came before them. The average AI unicorn now reaches a billion-dollar valuation with roughly 200 employees, a fraction of what earlier tech giants needed to hit the same milestone - and that number has been falling sharply. There are now 498 AI unicorns globally, with a combined valuation of $2.7 trillion, and the fastest-growing segment within that group is specifically agentic AI: systems that take action rather than simply generate text or answer questions. Zoom out to the macro level and the numbers get even bigger. Analysts estimate AI agents could add $2.6 to $4.4 trillion in value annually across business use cases, and more than half of companies surveyed already report having agents running in production, not just in pilot testing. That's not speculative venture capital enthusiasm. That's operational deployment, already generating measurable returns industry trackers estimate at roughly double the cost of running them. What "no employees" Actually means. It's worth being precise here, because "no employees" doesn't mean no humans anywhere near the business. It means something more specific: a company where AI agents fill the roles employees would normally occupy - operations, marketing, sales, support - running continuously toward a goal the way a traditional workforce would, with no human in the day-to-day operating loop. A founder or a small ownership team still sets the mission, funds the budget, and holds ultimate accountability. What's absent isn't human judgment at the top. It's the layer of thousands of employees historically needed to execute that judgment at scale. That distinction matters, because it reframes the milestone. The first trillion-dollar company with no employees won't be leaderless. It'll be a company where a handful of people - maybe a dozen, maybe fewer - direct an enormous, continuously operating workforce made entirely of software, coordinating sales, code, support, and finance functions that would have once required tens of thousands of people spread across dozens of office buildings. The uncomfortable questions this raises. A company this size, built this way, raises problems no regulator, tax code, or labor law was designed to handle. If a trillion-dollar company employs almost no one, what happens to the tax base that currently depends on payroll taxes and large-scale employment? What happens to a regional economy that once depended on that company's office park, its parking lots, its downtown lunch spots - the entire ecosystem of jobs that used to form around a headquarters, none of which exists when the headquarters is a server rack? There's also a harder question about concentration of power. A trillion-dollar company run by a handful of humans directing an army of software agents represents an extraordinary amount of economic influence resting in very few hands - a genuinely new category of corporate structure that existing antitrust and labor frameworks were never built to evaluate. None of that is a reason to assume this future won't arrive. If anything, the honest response is the opposite: precisely because the economics point this direction so clearly, the policy conversation about how to handle it needs to start now, not after the first trillion-dollar, zero-employee company is already operating. The org chart of the future is already being drawn. Impact Lab LLC has spent the last two years watching individual departments get quietly absorbed into AI workflows, one at a time, each treated as its own isolated story - a legal tech unicorn here, a coding assistant there. But stack those stories together and a different picture emerges: not a series of unrelated disruptions, but the piece-by-piece construction of a company that, eventually, won't need a workforce at all. The first trillion-dollar company with no employees won't announce itself with a dramatic press release. It'll arrive quietly, built out of exactly the departments already being absorbed today - sales, coding, support, accounting - stitched together by a handful of people who realized, sooner than everyone else, that the org chart of the future doesn't need to be nearly as large as the one Impact Lab LLC grew up with.
Jackson Lewis deploys :Harvey: firmwide. by Harvey Team - Aug 24, 2026 Nationwide employment law firm Jackson Lewis P.C. is expanding its investment in artificial Intelligence by deploying Harvey firmwide to more than 1,100 attorneys across more than 60 offices. Following a comprehensive evaluation of AI platforms, Jackson Lewis selected Harvey for the strength, versatility and legal-focused capabilities of its platform, as well as the opportunity to partner with Harvey's Legal Engineering and implementation teams. Together, Jackson Lewis and Harvey are identifying and implementing high-impact applications across the firm designed to enhance attorney efficiency, streamline matter management and support the delivery of complex, strategic work that creates the greatest value to clients. Harvey's Legal Engineering team will collaborate directly with Jackson Lewis attorneys and business professionals to develop applications tailored to the complexities of labor and employment law, while deepening the relationship between Jackson Lewis and Harvey to accelerate innovation and advance the firm's use of generative AI. "Jackson Lewis has built its reputation by staying focused on what our clients need and continually evolving how we serve them," said Firm Chair Kevin Lauri. "As a leader in labor and employment law, we see AI as an opportunity to build on that strength, and Harvey stood out as the right partner to help us do it. The technology is impressive, but just as important to us is having a team that will work alongside our lawyers to turn that potential into real value for our clients." "Jackson Lewis brought both a high bar and a clear vision to this process," said Winston Weinberg, CEO of Harvey. "As a leader in labor and employment law, the firm was looking for technology that could support the breadth and complexity of its work at scale, along with a team that could help translate the potential of AI into practical applications for its attorneys and clients. We're proud to have been selected as the partner to help advance that vision."