Skip to main content
Legal AIPrimary sector: LegalLast reviewed:

Harvey

Counsel AI Corporation (Harvey) · EFROS US AI Vendor Governance Index entry

By Stefan Efros, CEO & Founder, EFROSReviewed by Daniel Agrici, Chief Security Officer, EFROS
Reviewed by CSO ·

Composite governance score

74/ 100B

B = strong posture. Deployable in regulated workloads with documented compensating controls.

Axes scored: 9 / 11
Trust-center maturity: 3 / 5
Sector weighting: Legal

About this vendor

Generative AI platform purpose-built for law firms. Backed by OpenAI; primarily deployed at Am Law 100/200 firms for drafting, research, and matter-aware workflows.

Enterprise tier
Harvey Assistant, Harvey Workflows, Harvey Vault (firm-wide licensing)
Vendor homepage
https://www.harvey.ai

Twelve-axis governance scoring

Each axis is scored Yes / Partial / No / N/A against public evidence — vendor trust portals, BAAs/DPAs, SOC 2 report cover pages, published methodology documents. N/A applies when the axis is structurally inapplicable (foundation models, for example, defer Section 1557 to the downstream healthcare deployer).

AxisStatusEFROS noteSource
BAA / DPA availableYesHarvey signs enterprise data-handling agreements equivalent to BAA scope for client-confidential workloads. Firm-level deployment terms address privilege handling.Harvey Security
Training-data opt-outYesHarvey does not train on client data. Tenant isolation contractually enforced. Foundation models accessed via Harvey are configured with zero-retention enterprise contracts.Harvey Security
US data residency optionYesUS data residency available for enterprise customers. Harvey runs primarily on Azure US regions.Harvey Security
SOC 2 Type II reportYesSOC 2 Type II completed. Report available to enterprise customers via direct request.Harvey Security
ISO/IEC 42001 attestationNoNo public ISO/IEC 42001 attestation as of May 2026.Public posture review
NIST AI RMF self-attestationPartialHarvey publishes governance documentation aligned to NIST AI RMF principles. No formal self-attestation.Harvey governance documentation
Colorado AI Act readinessPartialHarvey acknowledges Colorado AI Act deployer responsibility model in customer documentation; firms own end-deployer obligations.Harvey customer documentation
HHS-OCR Section 1557 readinessN/ALegal-vertical positioning.Harvey positioning review
FRB SR 11-7 readinessN/ALegal-vertical positioning.Harvey positioning review
ABA Formal Op 512 readinessYesHarvey publishes ABA Formal Op 512 alignment documentation: data isolation, no training on client data, audit logging, privilege-aware retention controls.Harvey ABA Op 512 documentation
Subprocessor list publicPartialSubprocessor information available to enterprise customers under NDA. Not self-serve public.Harvey enterprise documentation

Trust-center maturity

3/ 5

Security page documents core controls; enterprise-grade documentation available on request. Less self-serve maturity than cloud-platform vendors.

Source: harvey.ai/security

Deep dive

Overview

Harvey is the highest-profile legal vertical AI vendor. The governance posture is strong on the dimensions that matter most for law firms (no-train, US residency, BAA-equivalent, ABA Op 512 alignment) but trust-portal maturity lags cloud-platform vendors. The competitive position depends on the firm-specific workflow value rather than cross-cutting governance differentiation.

Strengths

  • Purpose-built for legal — privilege handling and matter walls native to product
  • ABA Op 512 alignment documented
  • Default no-train, US residency, BAA-equivalent
  • Foundation-model upstreams contractually configured for zero-retention

Weaknesses

  • No ISO/IEC 42001
  • No formal NIST AI RMF self-attestation
  • Trust portal less mature than cloud-platform peers
  • Subprocessor transparency NDA-gated

Best-fit use case

Am Law 100/200 firms with established AI governance, where Harvey's privilege-aware workflow and matter-context features deliver value beyond what a foundation model alone provides.

Avoid when

Smaller firms (under 50 attorneys) where the per-attorney pricing doesn't amortize, and the ChatGPT Enterprise + ABA Op 512 protocol delivers acceptable functionality at lower cost.

Operator's take

Deploy Harvey when am Law 100/200 firms with established AI governance, where Harvey's privilege-aware workflow and matter-context features deliver value beyond what a foundation model alone provides. The composite score of 74 (grade B) reflects a defensible posture for regulated US workloads. Skip the vendor when smaller firms (under 50 attorneys) where the per-attorney pricing doesn't amortize, and the ChatGPT Enterprise + ABA Op 512 protocol delivers acceptable functionality at lower cost. In every deployment, treat the cells above as a snapshot — the acquisition that gets to production safely is the one that re-verifies the trust-center posture before contract signature and rebuilds the matrix at renewal.

How this scoring is computed

The composite score blends eleven scoreable axes (BAA, training opt-out, US data residency, SOC 2, ISO/IEC 42001, NIST AI RMF, Colorado AI Act, Section 1557, SR 11-7, ABA Op 512, subprocessor transparency) with the trust-center maturity score. Axes marked N/A are excluded from the denominator so vendors are not penalized for sector-inapplicable axes. The vendor's primary sector amplifies the most relevant axes — healthcare vendors weight Section 1557 ×2, legal vendors weight ABA Op 512 ×2, banking vendors weight SR 11-7 ×2 — so the composite reflects what matters in the actual buying context.

Read the full methodology →

Disagree with this scoring?

EFROS publishes scoring rationale per cell with a public source. If you have evidence that a specific axis should score differently — a new BAA, a new certification, a documented policy change — submit a formal challenge below. We re-score and publish the result with the next quarterly edition (or as a mid-quarter changelog entry if the change is material).

Disagree with a score?

Every cell in the EFROS Index is source-cited. If you have a public source that contradicts a score for Harvey, submit a formal challenge — we re-verify against the source and respond within 14 days.

Other vendors in Legal AI

Same category, scored on the same twelve axes. Useful for head-to-head shortlisting.

Disclaimer. Scoring as of 2026-05-13. Posture changes frequently — re-verify with the vendor's trust center before contract. This page is informational; it is not legal advice. EFROS clients get a refreshed posture review as part of the AI Governance Audit.

Take the scoring into production

The Index tells you the posture. These engagements turn the posture into a deployable program — vendor selection, governance policy, sector overlay, audit-ready evidence.