From intake documents to filed work product, with the reasoning shown at every step.
Legal AI for litigation, built as the litigator’s daily work environment. Every matter is one container: documents in, facts extracted, claims identified, drafts produced on a verified foundation, filed with a sealed record.

Deep Research is the flagship. Workflows is what it powers.
Deep Research verifies the law. Every drafting workflow, live today or in Early access, is built on what it verifies.
Deep Research
Filing-grade legal research at the level of the proposition, not the topic: the right stance, the right procedural stage, checked for good law, citable in your forum.
The full case for Deep Research →Workflows
Demand Letter, Complaint Drafter, Demurrer and Complaint Checker are live today, built on the same fact and claim foundation Deep Research verifies. Opposition, Discovery Framework, the MSJ Qualifier and the MSJ Engine are in Early access.
The drafting workflows in detail →Where adoption happens.
Intake friction is where legal software dies. LitigationOS removes it, and everything downstream inherits the benefit.
Everything lives in the matter
Documents, extracted facts, causes of action, drafts and workflows are organized under one case container. Search, sort and filter across your whole caseload.
Your clients email documents straight into the matter
Every matter has its own private ingestion address. Documents land typed and ready for fact extraction. No portal logins, no forwarding chains. If an address is ever compromised, regenerate it in one click and the old one goes dead instantly.
Or bring the matter in from where it already lives: Google Drive, Dropbox, or NetDocuments Early access.
Automatic fact extraction and the Fact Ledger
The moment a document arrives, the facts are extracted. The Fact Ledger is a running, reviewable record of every fact pulled from the matter, one click away, editable.
Claims identification with prima facie validation
The system identifies causes of action from your documents. Send any claim back for a sanity check: do the facts on file actually support it? If not, you get the explanation of why.
Case theory on upload
Upload a complaint and get a concise summary of the case’s legal theory, plus an Insight card when the system spots something worth your attention.
The Production Line
One panel shows every drafting workflow for the matter: what is running, what is ready, what is locked and exactly which document would unlock it, and what has been filed.
One foundation, from demand letter to summary judgment.
The same fact and claim foundation carries from the first demand letter through summary judgment, so work compounds inside the platform instead of restarting per document.
- Demand Letter
Intake documents to a visual argument outline to a finished pre-litigation demand letter, with review at every stage and a Word export that is saved to the matter.
- Complaint Drafter
Drafts the formal complaint from the same foundation. If you change a fact or claim after drafting, it warns you the draft may be stale.
- Demurrer
Upload the complaint you were served. The system identifies which causes of action are vulnerable, maps the argument structure for each, and drafts with grounds tied to each claim.
- Complaint Checker
Runs your own complaint through scrutiny before the other side does.
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- MSJ Qualifier Early access
Decides whether to move at all. Every dispositive pathway is tested against the law, the record, remaining discovery and the opponent’s best argument, then marked QUALIFIED, BLOCKED or UNRESOLVED, with the reason. MSJ Qualifier →
- MSJ Engine Early access
Takes the qualified pathway and builds the motion. Materiality, admissibility, burden and posture are validated before a sentence is drafted. The burden of production shifts. The burden of persuasion never does, and that framework is the architecture of the motion.
Each layer feeds the next.
- Solon verifies the law every workflow draws on.
- Deep Research turns a question into a memo built only from verified propositions.
- Drafting workflows build on the matter’s facts and claims.
- MotionLogic governs which motion, in what scope, with which mandatory findings.
- Local Rules hold deadlines and formatting to the court’s own rules.
- Show Your Work seals the record at filing.
- isResponsive() feeds the responsive set into Discovery Framework, in Early access.
Nothing files itself. Every workflow pauses for attorney review at the stages that matter. Your manual edits survive as tracked redlines. Re-running a stage that already produced output asks you first. Outlines are visual mind maps of the argument, one tab per cause of action.
Two more workflows, same foundation.
Opposition
Opposition is replacement, not response. It starts from the matter you already have, so there is no upload step. The standard is fixed first, then the motion’s own assertions are triaged one by one: opposed fully, answered briefly, or conceded on the record.
Opposition in detail →Discovery Framework
Ask for every element, answer from the record, compel what is still missing. Three stages on one matter record: propound the first sets from the complaint, respond with objections and answers grounded in the producible documents, then run a gap analysis that ends in a meet and confer letter and a Motion to Compel.
Discovery Framework in detail →It renders on your paper and runs in the background.
Your templates, your paper
Upload your firm’s own Word templates for demand letters and demurrers, with merge placeholders for matter data and generated content. Exactly one active template per document type.
A firm profile that shapes the drafting
Practice area, side and jurisdiction are captured once and used to tailor captions, statute references and drafting throughout.
The Jobs Log and notifications
Every background job across every matter in one place: running, awaiting your review, completed or failed, with live progress. The notification tray follows you to every page. A guided tour can be relaunched any time.
Ready to see it on a matter you are actually carrying?
A demo opens on the 11 PM scenario and ends on your own authorities. Deadpan, not a sizzle reel.