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Engineering
Building a Document Intelligence Engine
DI
Document Instantly Team·May 4, 2026·15 min readFour layers, in order
- Classify — industry, doc type, audience, scope.
- Retrieve — relevant standards, compliance, internal context.
- Generate — structured output against a spec.
- Validate — schema check, citation check, hallucination check.
Why this order matters
Most teams skip straight to step 3. That's why their outputs feel generic.
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