Notarize vs Harvey AI
Side-by-side comparison of AI visibility scores, market position, and capabilities
Notarize (now Proof) pioneered and leads the US online notarization market; raised $130M+ including a $130M Series D (2021); rebranding under parent brand Proof which unifies notarization with eSign and identity verification;
About
Notarize is an online notarization company founded in 2015 by Pat Kinsel and headquartered in Boston, Massachusetts. The company pioneered the Remote Online Notarization (RON) market in the United States, becoming the first company to conduct a legally valid online notarization under Virginia''s landmark RON legislation. Notarize''s platform connects signers with commissioned notaries via live video sessions, integrating digital identity verification, e-signature capture, and tamper-evident audit trails to produce notarized documents that are legally equivalent to in-person notarizations across all 50 states (all of which have now enacted RON legislation or accept out-of-state RON documents).
Harvey AI raised $300M+ (OpenAI Ventures, Sequoia, GV) at $1.5B+ for generative AI trusted by Am Law 100 firms for legal research, contract analysis, due diligence, and regulatory review.
About
Harvey AI is one of the most prominent generative AI companies built specifically for the legal profession, providing large law firms, in-house legal teams, and professional services organizations with a powerful AI platform for legal research, contract analysis, regulatory review, due diligence, and legal drafting. Founded in 2022 and headquartered in San Francisco, Harvey has raised more than $300 million from investors including OpenAI Ventures, Sequoia Capital, and GV, achieving a valuation exceeding $1.5 billion and establishing itself as a category leader among legal AI companies.\n\nHarvey's platform is built on foundation models customized with legal domain expertise, enabling it to analyze complex legal documents, surface relevant precedents and statutory authorities, draft and revise contract provisions, and answer nuanced legal questions with a level of accuracy and context-awareness that general-purpose AI tools cannot match. The company has secured partnerships with a significant number of AmLaw 100 firms, global law firms, and major corporate legal departments, giving it both commercial scale and a network of sophisticated users whose feedback drives ongoing model improvement.\n\nHarvey differentiates from general-purpose AI tools through its investment in legal-specific model training, its enterprise security architecture — including options for private deployment — and its deep integrations with legal workflow tools, document management systems, and research databases. As generative AI adoption in law accelerates, Harvey is positioned at the top of a growing market of AI-native legal technology companies competing to become the operating system for the modern legal professional.
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