Source

Rechtsprechung im Internet: federal court decisions via API and MCP

Klaracase reads federal court decisions from the public portal Rechtsprechung im Internet and provides them to software and AI assistants. Klaracase is independent and not affiliated with the portal.

https://klaracase.de/mcp

Built and operated in Germany

Server location: GermanyOne dedicated server hosted by Hetzner in Germany. Backups are stored encrypted in Frankfurt (eu-central-1).

Recipients disclosedEvery service that receives data from you is named in the privacy policy, with its purpose and location.

Built in GermanyBuilt for German law: court decisions, statutes and citations from German sources.

Data processing. The AI services that receive your search query process it in the EU. The providers belong to companies based in the USA. More on privacy and security

In the corpus

Federal court decisions in the corpus: 180,000+
Federal courts: 7

The count covers every federal court decision in the corpus, whatever its source, from 25 May 1946 to 30 September 2026. Measured on 11 October 2026.

What Klaracase adds

More than the plain text

Resolved citations

When a decision cites a case number, the citation leads to the cited decision if it is in the corpus.

Filter by cited norms

Every decision lists the norms it cites. You can filter by them, for example "§ 1 KSchG".

More than the federal courts

Search decisions from state court portals and research datasets alongside federal decisions, in one corpus and one query.

Coverage

What the corpus holds

Decisions by federal court

Court	Decisions
BGH	110,000+
BVerwG	28,000+
BFH	11,000+
BVerfG	10,000+
BAG	7,200+
BPatG	7,200+
BSG	6,400+

Most cited norms in the case law

Norm	Citing decisions
§ 349 StPO	24,000+
§ 154 VwGO	14,000+
§ 132 VwGO	13,000+
Art. 103 GG	12,000+
§ 97 ZPO	10,000+
Art. 3 GG	9,200+
§ 133 VwGO	8,800+
§ 563 ZPO	8,000+
§ 52 GKG	7,900+
Art. 2 GG	6,100+

Connect

Use it over MCP and the REST API

One address for Claude, ChatGPT and Cursor, one API token for your software. The documentation lists the steps.

MCP server API reference

Areas of law

Related areas of law

Tax lawAPI and MCP for Tax law Employment lawAPI and MCP for Employment law Social lawAPI and MCP for Social law Administrative lawAPI and MCP for Administrative law Constitutional lawAPI and MCP for Constitutional law Patent and trademark lawAPI and MCP for Patent and trademark law

Back to the overview of API and MCP

Start with Rechtsprechung im Internet

Data processing. The API and the MCP server use the same search as the web app. OpenRouter and Voyage AI process the text of a search query in the EU. Citation Check examines texts on our server in Germany, without AI services. More on privacy and security