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AI law: how is artificial intelligence transforming Swiss law?

October 30, 2026

Artificial intelligence is gradually transforming the practice of law in Switzerland. Case-law research, contract analysis, document drafting and file processing: legal AI helps lawyers and in-house counsel save time, while making relevant information easier to access.

Its use nevertheless requires essential safeguards as regards the reliability of sources, confidentiality and data protection.

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How is AI used in Swiss law?

Artificial intelligence is now used in several legal activities:

  • Legal research: quickly identify relevant statutory provisions and court decisions.
  • Document analysis: review contracts, locate clauses and summarise voluminous files.
  • Legal drafting: prepare drafts of notes, opinions or contractual documents.
  • File processing: compare documents and retrieve information from the exhibits in a case.

These features allow professionals to devote more time to legal interpretation and advice.

See also the applications of AI for lawyers and AI for in-house counsel.

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The challenges of AI applied to law

The use of artificial intelligence in the legal field raises several challenges.

The reliability of answers is a major issue. Some tools may produce erroneous references or invent court decisions. It is therefore essential to check the statutory provisions and case law cited.

The confidentiality of data is equally essential. Professionals must ensure compliance with professional secrecy and the Federal Act on Data Protection (FADP), in particular when they use sensitive documents.

Finally, AI remains an assistance tool: legal decisions and analyses always require human validation.

To explore these issues further, see our article on AI and data protection.

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Why choose an AI specialised in Swiss law?

General-purpose AI tools can make certain tasks easier, but they are not necessarily suited to the particular features of the Swiss legal system.

A specialised solution must in particular make it possible to consult the legal sources, examine federal and cantonal case law and check the references used.

Silex is an artificial intelligence solution designed for legal research and analysis in Switzerland. It allows professionals to access answers accompanied by verifiable references.

With Silo, Silex also offers analysis of internal documents in order to incorporate the information specific to each file.

According to its publisher, data is hosted in Switzerland and client files are not used to train the AI models.

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The future of artificial intelligence in law

AI is likely to continue transforming the working methods of Swiss law firms, in-house legal departments and fiduciary firms.

By automating certain research and documentary analysis, it helps to improve the efficiency of legal work. Its adoption nevertheless rests on a balance between technological innovation, information security and human expertise.

To discover a solution suited to Swiss law, you can book a Silex demo.

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FAQ

Can AI replace a lawyer?

No. Artificial intelligence facilitates research, analysis and the preparation of documents, but it does not replace the judgement, expertise and responsibility of the legal professional.

Can ChatGPT be used for legal research?

Yes, but its answers may contain errors or non-existent references. For professional use, a specialised AI with verifiable legal sources is preferable.

What are the advantages of AI for Swiss legal professionals?

AI mainly makes it possible to reduce the time spent on legal research, speed up document analysis and facilitate the preparation of files, subject to verification of the results.

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