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When AI Hallucinations Are Really Data Contract Failures

Short version of what I took away from this one: when a RAG assistant quotes a confidently wrong number, pull the retrieved records before you blame the model.

  • AI hallucinations may stem from data contract failures, not AI model errors.
  • Claims assistant provided incorrect coverage cap due to field naming change.
  • Preventive measures include CI checks, validators, and provenance information.

Your Team Added an AI Reviewer and Now Nobody Reads the Human Comments

Three months ago your team switched on an AI reviewer for every pull request. At first it was impressive. It spotted a missing null check and an unclosed file handle in the first week.

  • AI reviewer added to pull requests three months ago, initially detected coding issues
  • AI now generates fifteen to twenty comments per request, mostly minor issues
  • Bulk resolution of comments leads to disengagement from valuable feedback

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