Ask questions about the open document, draft clauses, rewrite passages and apply edits directly, with the full document as context.

CASUS / FILE N° 2026-07
DO NOT WRITE IN THIS MARGIN


PREAMBLE
LEGAL AI · WHERE YOU WORK









PREAMBLE
LEGAL AI · WHERE YOU WORK








Built for lawyers. Used every day by lawyers.


Built for lawyers. Used every day by lawyers.


Built for lawyers. Used every day by lawyers.


§ 1 - RECITAL
The precision your clients expect,
at the speed the market demands.
§ 1 - RECITAL
The precision your clients expect,
at the speed the market demands.
§ 1 - RECITAL
The precision your clients expect,
at the speed the market demands.
§ 2
The editor
where you work.
Available in your browser for collaboration, and directly in Word for document work. No extra training needed.
W
Risk Review
2 CHANGES
LIABILITY — Art. 8.2
The Supplier’s aggregate liability shall be unlimited limited to the fees paid in the preceding twelve (12) months, except in cases of wilful misconduct.
All other limitations and exclusions remain subject to the governing law and the confidentiality obligations of this Agreement.
§ 2
The editor
where you work.
Available in your browser for collaboration, and directly in Word for document work. No extra training needed.
W
Risk Review
2 CHANGES
LIABILITY — Art. 8.2
The Supplier’s aggregate liability shall be unlimited limited to the fees paid in the preceding twelve (12) months, except in cases of wilful misconduct.
All other limitations and exclusions remain subject to the governing law and the confidentiality obligations of this Agreement.
where you work.
Available in your browser for collaboration, and directly in Word for document work. No extra training needed.
W
Risk Review
2 CHANGES
LIABILITY — Art. 8.2
The Supplier’s aggregate liability shall be unlimited limited to the fees paid in the preceding twelve (12) months, except in cases of wilful misconduct.
All other limitations and exclusions remain subject to the governing law and the confidentiality obligations of this Agreement.


§ 3
THE WORKFLOW
is a team effort.
A matter moves through associates, partners, and clients, each looking at different information in different formats at different moments. CASUS is built for collaboration, turning messy inputs into structured knowledge.
Upload your files
Muster_Müller_Corresp_2024-03-14.eml
14 Mar
Share_Purchase_Agreement_v12.docx
v12
Term_Sheet_Comments_2024-04-02.pdf
2 Apr
Muster_Müller_Corresp_2024-03-21.eml
21 Mar
Due_Diligence_Tracker.xlsx
updated
Collaborate at pace

Patrick Dauner
Patrick Dauner
Summarized all documents.
Summarized all documents.
Today, 08:34
Today, 08:34

Laura Masser
Laura Masser
Ran a cross-reference check.
Ran a cross-reference check.
Found: 5 cross-references
Found: 5 cross-references
Today, 09:47
Today, 09:47

Patrick Dauner
Patrick Dauner
Performed a risk review.
Performed a risk review.
10 risks identified
10 risks identified
Today, 10:22
Today, 10:22
§ 4
FEATURES
that works where you work.


Ask questions about the open document, draft clauses, rewrite passages and apply edits directly, with the full document as context.


Find language, terminology, definition, numbering and cross-reference issues, then apply clean corrections without changing the legal meaning.


Identify risks from each party’s perspective, prioritized by severity and paired with drafting suggestions you can apply directly in Word.


Compare every contract against your playbook or preferred standard, measure alignment and close missing or deviating clauses.


Work across up to 100 documents as one shared context. Ask questions, compare clauses and review entire projects without rebuilding context.


Research law across DACH with more than 1.8 million decisions and other sources, with structured answers and links to trusted sources.


Analyze hundreds of documents in parallel, extract the fields you define and turn the results into a structured table ready for Excel.


Work where your documents already live. Use CASUS in Microsoft Word and connect your legal workflow without switching tools or copying content.


§ 4
FEATURES
that works where you work.


Ask questions about the open document, draft clauses, rewrite passages and apply edits directly, with the full document as context.


Find language, terminology, definition, numbering and cross-reference issues, then apply clean corrections without changing the legal meaning.


Identify risks from each party’s perspective, prioritized by severity and paired with drafting suggestions you can apply directly in Word.


Compare every contract against your playbook or preferred standard, measure alignment and close missing or deviating clauses.


Work across up to 100 documents as one shared context. Ask questions, compare clauses and review entire projects without rebuilding context.


Research law across DACH with more than 1.8 million decisions and other sources, with structured answers and links to trusted sources.


Analyze hundreds of documents in parallel, extract the fields you define and turn the results into a structured table ready for Excel.


Work where your documents already live. Use CASUS in Microsoft Word and connect your legal workflow without switching tools or copying content.


§ 4
FEATURES
that works where you work.


Ask questions about the open document, draft clauses, rewrite passages and apply edits directly, with the full document as context.


Find language, terminology, definition, numbering and cross-reference issues, then apply clean corrections without changing the legal meaning.


Identify risks from each party’s perspective, prioritized by severity and paired with drafting suggestions you can apply directly in Word.


Compare every contract against your playbook or preferred standard, measure alignment and close missing or deviating clauses.


Work across up to 100 documents as one shared context. Ask questions, compare clauses and review entire projects without rebuilding context.


Research law across DACH with more than 1.8 million decisions and other sources, with structured answers and links to trusted sources.


Analyze hundreds of documents in parallel, extract the fields you define and turn the results into a structured table ready for Excel.


Work where your documents already live. Use CASUS in Microsoft Word and connect your legal workflow without switching tools or copying content.


§ 5
Swissness
As Swiss as it can be.
As Swiss as it can be.
CASUS is proudly built in Zürich, by Swiss lawyers, for DACH legal practice. Your data is stored in Switzerland and processed in accordance with Swiss data law.

47.3685° N · 8.5353° E · ZÜRICH

47.3685° N · 8.5353° E · ZÜRICH

§ 6 - SECURITY
lawyers trust.
6.1
ISO 27001 infrastructure
Hosted on Google Cloud and Microsoft Azure, both ISO 27001 certified. Encrypted at rest and in transit.
6.2
Swiss nFADP / revDSG
Compliant with Switzerland’s revised Federal Act on Data Protection. GDPR-aligned, with full EU adequacy status.
6.3
Attorney-client privilege
Auxiliary-person status under Art. 321 StGB. Privilege preserved, written confirmation on request.
6.4
Zero data retention
Your documents and queries are not stored after the session, used to train AI models, or shared. What you work on stays with you.

§ 6 - SECURITY
lawyers trust.
6.1
ISO 27001 infrastructure
Hosted on Google Cloud and Microsoft Azure, both ISO 27001 certified. Encrypted at rest and in transit.
6.2
Swiss nFADP / revDSG
Compliant with Switzerland’s revised Federal Act on Data Protection. GDPR-aligned, with full EU adequacy status.
6.3
Attorney-client privilege
Auxiliary-person status under Art. 321 StGB. Privilege preserved, written confirmation on request.
6.4
Zero data retention
Your documents and queries are not stored after the session, used to train AI models, or shared. What you work on stays with you.

§ 6 - SECURITY
lawyers trust.
6.1
ISO 27001 infrastructure
Hosted on Google Cloud and Microsoft Azure, both ISO 27001 certified. Encrypted at rest and in transit.
6.2
Swiss nFADP / revDSG
Compliant with Switzerland’s revised Federal Act on Data Protection. GDPR-aligned, with full EU adequacy status.
6.3
Attorney-client privilege
Auxiliary-person status under Art. 321 StGB. Privilege preserved, written confirmation on request.
6.4
Zero data retention
Your documents and queries are not stored after the session, used to train AI models, or shared. What you work on stays with you.

CASUS is the ideal innovation partner for our legal department. The team thinks far into the future while creating meaningful impact in the here and now.

CASUS is the ideal innovation partner for our legal department. The team thinks far into the future while creating meaningful impact in the here and now.

CASUS is the ideal innovation partner for our legal department. The team thinks far into the future while creating meaningful impact in the here and now.

§ 8 - EXECUTION
Ever.
Start with a free trial. No IT project. No long contract.
Authorised signatory
CASUS · 2026

§ 8 - EXECUTION
Ever.
Start with a free trial. No IT project. No long contract.
Authorised signatory
CASUS · 2026

§ 8 - EXECUTION
Ever.
Start with a free trial. No IT project. No long contract.
Authorised signatory
CASUS · 2026
§ 9 - FAQ
Annex A
Evaluating CASUS for your firm?
CASUS is a specialized legal AI platform that supports lawyers in analyzing, structuring, and reviewing contracts. The focus is on efficiency, security, and ease of use – without complex IT projects or lengthy implementations. CASUS was developed specifically for everyday legal work and takes into account the high requirements for data protection, professional secrecy, and legal quality in Switzerland and the EU.

Your Legal-AI-Associate.

Ask your favorite AI about CASUS




© 2026 CASUS Technologies AG

Your Legal-AI-Associate.

Ask your favorite AI about CASUS




© 2026 CASUS Technologies AG

Your Legal-AI-Associate.

Ask your favorite AI about CASUS




© 2026 CASUS Technologies AG