Ask your legal question about the Code of Obligations (OR), Civil Code (ZGB) or Federal Court decisions and get a source-backed answer in seconds. Free and without registration.
What is the notice period for a residential lease?
According to Art. 266c OR, the notice period for residential leases is at least three months, effective on a locally customary date...
Type your legal question in plain language, whether about OR, ZGB, or a specific case.
The AI searches federal law and thousands of Federal Court decisions in seconds.
You receive a clear answer with direct references to legal provisions and court rulings.
Alma Lex uses exclusively official Swiss legal sources. The same ones used at universities and law schools.
Classified Compilation of Federal Legislation
Code of Obligations (OR), Civil Code (ZGB), Criminal Code (StGB) and other federal statutes from the official Classified Compilation. Fully searchable and always up to date.
Leading Cases & Rulings
Leading cases and rulings of the Swiss Federal Court, searchable by area of law, topic, and legal provision.
No tracking, no cookies, no hidden costs. Privacy is not a feature, it is a core principle.
Your chat histories stay locally in your browser. Nothing is stored on our servers.
The AI models run at Infomaniak, a Swiss cloud provider with a datacenter in Geneva.
The application runs on a dedicated server in Finland. No US cloud, all data stays in Europe.
Your inputs are never used to train AI models.
Just get started. No account, no email, no personal data required.
Alma Lex is a free, open-source legal AI from Switzerland. Every line of code is publicly available on GitHub.
Built on Swiss federal law and Federal Court decisions. The AI searches current sources before every answer.
Multiple models to choose from: GPT-OSS 120B, Qwen3, Llama 3.3, Apertus 70B, and Mistral Small 3.2.
BGE-Multilingual-Gemma2 for semantic search. BGE-Reranker-v2-m3 for precise ranking of search results.
Complete source code publicly available. Contributions, issues, and feedback welcome.
All AI models run at Infomaniak in Geneva. No data leaves Switzerland for processing.
No OpenAI, no Google, no Microsoft. Exclusively open models and self-hosted infrastructure.