MCP server over the national data catalogue I14Y of the Federal Statistical Office: who publishes which dataset, through which API, under which licence — thirteen tools, every record with its source and its request
MCP server over the Confederation's Linked Data Service LINDAS: the 44 political data cubes of politics.ld.admin.ch, eight tools, every figure with its source
The OpenHelvetia API spine: fourteen read-only and login operations behind the platform's facades, the OpenAPI specification emitted from code, the client generated from it, the capability register in code
oh-check: probes directory entries live with the minimal harmless call their manifest declares, keeps an append-only history and renders the verification state and badge
The OpenHelvetia citizen chat: a UI-free Rust core whose exchange loop is a state machine, with the deterministic three-stage check of every quotation, key and figure against what the tools delivered, a provider table that sends the visitor's key to the chosen provider only, and a Dioxus shell compiled to WebAssembly
The OpenHelvetia MCP gateway: one policy boundary (session budget, rate limit, typed refusals) over the platform's registry tools and the mounted Fedlex and LINDAS domain servers, served over MCP streamable HTTP and a JSON door, with the relay door for a provider that refuses browser calls
MCP server over the Confederation's Fedlex infrastructure: Swiss federal law with the bitemporal citation loop, 35 tools, every answer with its source
The OpenHelvetia manifest standard: JSON Schema, JSON-LD context, SHACL shapes and ontology for describing a data source for AI systems, with the four-stage validator, the seal register and the agent-card signing tools
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