Sigma Lens · The Analyst
AI customs classification & duty calculation
Sigma Lens classifies goods across 25,788 HS codes with a RAG + knowledge-graph engine, then computes duty to the franc under Finance Law 2026 — CAMCIS rounding, IVP penalties, excise and all — and prints a QR-verified certificate citing every rule it applied.
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HS code8702.10.10
Customs value8 500 000 XAF
Duty rate30%
Duty owed2 550 000XAF
25,788
HS codes classified
2026
Finance Law compliant
XAF
duty to the franc
Capabilities
Everything Sigma Lens does, done sovereignly.
RAG classification
Retrieval + knowledge graph + ML across the entire tariff, not a keyword lookup.
Exact duty
CAMCIS rounding, IVP penalties, CEEAC 5th Band and vehicle excise, computed precisely.
Forensic trace
Every certificate cites the exact legal rules it applied — auditable end to end.
Public calculator
A free bilingual duty calculator turns curiosity into a qualified lead.
Built on
RAG + knowledge graph25,788 HS codesCAMCISFinance Law 2026QR certificates