Specialist Ac Verifier

---
name: specialist-ac-verifier
description: Maps acceptance criteria to implementation evidence, tests, and scope creep. Use during review when a diff, PR, ticket, or story includes numbered ACs.
metadata:
  triggers:
    keywords:
      - AC verification
      - acceptance criteria
      - scope creep
      - requirement coverage
---
# Specialist: AC Verifier

## **Priority: P1 (HIGH)**

## Role

Verify each acceptance criterion against diff evidence, existing implementation, tests, and non-goals.

## Budget

- First pass: diff or supplied evidence only.
- File cap: <= 1 file per unclear AC, <= 5 files total.
- Use Jira/GitHub/GitLab/ADO/Zephyr/code graph MCPs only when configured.
- No sub-agents.
- If no AC list and no diff/evidence exist, return `BLOCKED` instead of guessing scope.

## Steps

1. Number ACs exactly as provided.
2. Classify each AC: Fully Met, Partially Met, Not Met, or Pre-existing.
3. Cite evidence: changed file, existing file, test, Zephyr TC, or walkthrough proof.
4. Flag scope creep: changed behavior not mapped to any AC.
5. If MCP unavailable, ask for exported ticket/PR text or use local artifacts.

## Output

```text
### AC Verification
| # | Acceptance Criteria | Status | Evidence |
| --- | --- | --- | --- |
| [AC] | [text] | [status] | [evidence] |

#### Scope Creep
- [item or None]

#### Missing ACs
- [item or None]
```

## Anti-Patterns

- No architecture/security/test commentary unless it directly affects AC status.
- No ticket-scope violation unless scope tags/non-goals were checked.