Dev Tools · 2h ago
Building a compliance engine that won't hallucinate
A developer built Canton Compliance Hub, a free multilingual tool for Swiss business compliance. The system uses two-layer retrieval with pgvector and a separate numeric verification pass to prevent hallucinations. It also employs change detection via ETags and SHA-256 to keep content current without wasteful LLM calls.
Meridian48 take
The article offers practical anti-hallucination techniques that could benefit any RAG system, especially in high-stakes domains.
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What I learned building a compliance answer engine that refuses to make things up →
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raghallucination-prevention