Responsible AI, ethics, and US law data resources.
Reference material on using AI responsibly with US primary law: ABA Formal Opinion 512 and state-bar guidance, security and data handling, and how to build on Vaquill AI US law data. For the developers and companies putting US law into their products.
Everything you need, in one place
Ethics guidance, security documentation, integrations, comparisons, and practice-area resources, curated for lawyers.
AI & Lawyer Ethics
ABA Opinion 512, Model Rules 1.1 / 1.6 / 5.3 / 1.5 / 1.4, and state-bar guidance. Includes sample client disclosure letters and firm AI policies.
ReadSample Firm AI Policy
A starter AI policy for 1–15 lawyer firms, matched to ABA Formal Opinion 512. Email contact@vaquill.ai to request the latest version.
ReadClient Disclosure Letter
Sample engagement-letter language disclosing AI use, modeled on Florida Opinion 24-1. Email contact@vaquill.ai to request a copy.
ReadVaquill AI Security & Trust
How Vaquill AI protects privileged client data under Model Rule 1.6: US data residency, no training on your data, encryption, and sub-processor list.
ReadIntegrations for Your Stack
What Vaquill AI connects to today — Clio, Google Workspace, Microsoft 365, and DocuSign.
ReadVaquill AI vs Westlaw vs Lexis
An honest, line-by-line cost and feature comparison written for solo and small-firm budgets.
ReadHow Vaquill AI’s Citation Verification Works
A technical-but-accessible explainer of the 4-layer citation check and why it helps satisfy ABA Model Rule 1.1 competence.
ReadVaquill AI for PI, Employment, Corporate, Family, Criminal Defense
Practice-area overviews. Start with litigation, corporate, and solo-practitioner pages — more coming.
ReadBlog: AI Legal Research for Law Firms
Our latest writing on AI legal research, citation verification, state-bar ethics, and practical workflows for lawyers.
ReadState Bar AI Guidance Tracker
A quick roundup of state bar AI opinions — ABA 512 plus CA, NY, TX, FL, and IL — with plain-English summaries.
ReadState bar AI compliance at a glance
One line per priority state. For the full summaries and how Vaquill AI maps to each, head to the ethics guide.
State bar guidance evolves quickly. Always verify with your state bar before relying on any summary.
New guides and templates, monthly
We publish new guides and templates for lawyers every month. Want them in your inbox? Drop us a line and we’ll add you to the short-list.
Email contact@vaquill.aiWhy lawyers trust Vaquill AI
The same commitments we lead with on the homepage, reiterated here because they matter most to your practice.
We never train on your data
Zero-data-retention agreements with our model sub-processors. Your client files stay yours.
US data residency
All customer data is hosted on Amazon Web Services in the United States and never leaves US infrastructure.
Every citation verified
4-layer verification (exact text match, citation check, meaning analysis, AI cross-check) before you see the answer.
Auditable sources
Every statute and regulation resolves to a citable section with an effective date, so you can show your work.
Build on US primary law data
US statutes, regulations, and citations via a REST API, an MCP server, and a free open dataset. For developers and companies of every size.