AI CAPA proposals: from nonconformity to resolution without unnecessary meetings
The CAPA cycle takes weeks in many companies — not because the solution is hard, but because the process itself is slow: meeting, analysis, proposal, approval, implementation, verification. AI accelerates every step.
What CAPA covers and where AI helps
D1–D3: Team, problem description, immediate containment
AI automatically populates from the complaint or internal nonconformity history:
- Problem description in a structured format
- Affected production batches and customers
- Proposed immediate containment actions
D4: Root cause
AI analyzes the history of similar problems and proposes the most probable root cause:
Nonconformity: Dimensional defect ø60h6 — batch J-220
Historical similar cases: 4× in the past 18 months
- J-180 (11.2024): Cause → tool T01 wear at 850 pcs
- J-196 (01.2025): Cause → tool T01 wear at 920 pcs
- J-210 (03.2025): Cause → tool T01 wear at 880 pcs
- J-220 (05.2026): Cause → tool T01 wear at 870 pcs
Root cause (AI): Tool T01 is replaced on a calendar schedule (once per week),
not by piece count. Actual tool life is 850–920 pcs.
Current replacement standard: every 7 days (≈ 1,200 pcs at this production rate)
Proposed change: every 850 pcs or upon detected measurement deviationD5–D6: Corrective and preventive actions
Corrective action (D5):
- Inspect full batch J-220 (120 pcs) with dimensional measurement
- Replace defective parts within 48 hours
- Replace tool T01 immediately
Preventive action (D6):
- Change tool T01 replacement standard to 850 pcs (not calendar interval)
- Add inspection point: measure diameter every 100 pcs
- Update routing — op.20: "Inspect ø60h6 every 100 pcs"
Responsible: Tomáš Kovač (Production) + Jana Horváth (Quality)
Due date: 14.05.2026D8: Effectiveness verification and closure
The system automatically monitors recurrence of the same defect after action implementation. After 90 days without recurrence it proposes CAPA closure with an effectiveness summary.
