Legal AI built for AmLaw firms
Your attorneys get cited answers from your firm's matters and drafts from your signed precedent. AtlasAI is in use at firms with more than 2,000 attorneys and runs in the AtlasAI cloud or in your firm's Azure subscription.
3-day free trial on one matter. No setup fee.
Attorneys draft, review and research with AtlasAI, starting from their best past work.
Cited answers
Answers cited to your firm's matters
Ask a question about a matter, and AtlasAI answers from the matter's documents with a citation for each statement. A partner checks any statement against the source passage.
- Matter chatAsk across the documents of one matter or a whole practice group.
- Tabular ReviewAsk the same questions across every contract in a data room and get a cited table.
- Legal researchAtlasAI verifies every opinion it cites in CourtListener.
Drafting from precedent
Drafts that start from your signed precedent
AtlasAI starts each draft from the agreement of a closed matter, with the positions your firm accepted. In Microsoft Word, the AtlasAI add-in reviews a counterparty draft against your playbook and inserts tracked changes.
- PrecedentStart from your firm's strongest signed agreement for the deal type.
- PlaybooksApply your positions and fallbacks to every draft and markup.
- Microsoft WordDraft and redline in Word with the AtlasAI add-in.
Knowledge management
Your firm's knowledge, connected across practices
The knowledge graph connects matters, clauses, accepted positions, precedents and client preferences. Your knowledge and innovation teams curate the graph, and every attorney drafts from the result.
- Firm memoryAccepted positions, signed precedents, closed matters, playbooks and client preferences.
- CurationKnowledge lawyers review and approve what enters the graph.
- AI AssistantsBuild an assistant for each practice group on the Enterprise plan.
Controls
Deployed under your firm's controls
Run AtlasAI in your firm's Azure subscription with customer-managed keys, or in the AtlasAI cloud with the same controls. Every answer and agent step respects iManage permissions and ethical walls, and AtlasAI logs every step.
- Azure deploymentDeploy AtlasAI in any Azure region of your firm's subscription.
- Ethical wallsiManage permissions and ethical walls apply to every answer and agent step.
- AuditAtlasAI logs every question, answer and agent step, with SIEM streaming in a self-hosted deployment.
Built for the security review of a law firm
AtlasAI runs the security program on the SOC 2 Trust Services Criteria, and the AtlasAI security team shares the current audit status and the control documentation with your security reviewers. Under NDA, your security reviewers receive the AtlasAI Security and Compliance Posture Report and 12 corporate policies. Each deploying firm also receives the penetration test results.
Your deployment
Run AtlasAI in the AtlasAI cloud or in your firm’s Azure subscription, with the same controls in both.
Your permissions
AtlasAI agents read only the documents each user may open, with your iManage permissions and ethical walls applied to every step.
Your data
AtlasAI trains no model on your data, and every approved model provider works under zero data retention terms.
Your audit log
AtlasAI logs every question, answer and agent step. The managed service keeps the log for 365 days, with export, and a self-hosted deployment streams the log into your SIEM.
Related pages

Large law firms
Enterprise search, drafting and workflows across every practice group, with your firm's walls on every answer.
Read more
Law firms
Your firm's strongest precedent on request, write-off analysis by practice group and client-ready matter reports.
Read more
Private legal AI
One knowledge graph from iManage and SharePoint, deployed in your firm's Azure subscription or the AtlasAI cloud.
Read moreAmLaw firm questions
Is AtlasAI built for AmLaw 100 and AmLaw 200 firms?
Yes. AtlasAI is in use at firms with more than 2,000 attorneys, and the platform supports enterprise single sign-on, ethical walls, iManage and deployment in your firm's Azure subscription.
How does AtlasAI apply ethical walls?
AtlasAI applies iManage permissions and your firm's ethical walls to every answer, document and agent step, so an attorney behind a wall never receives a walled document.
Can our knowledge team control what AtlasAI uses?
Yes. Knowledge lawyers curate the knowledge graph, and the playbooks and assistants follow the positions your firm approves.
Where does AtlasAI process client data?
AtlasAI processes client data in your firm's Azure subscription or in the AtlasAI cloud, in a US region by default, with EU, UK or Canada regions on Enterprise.
Does AtlasAI work in Microsoft Word?
Yes. The AtlasAI Word add-in drafts, redlines and reviews against your firm's playbooks.
How does an AmLaw firm start with AtlasAI?
Book a demo with the AtlasAI team, or start a 3-day free trial on one matter.