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Merge PR #657
798 B
798 B
Big Brain 27B — Cron Kubernetes Bias Mitigation
Finding (2026-04-14)
27B defaults to generating Kubernetes CronJob format when asked for cron configuration.
Mitigation
Add explicit constraint to prompt:
Write standard cron YAML (NOT Kubernetes) for fleet burn-down...
Before/After
| Prompt | Output |
|---|---|
| "Write cron YAML for..." | apiVersion: batch/v1, kind: CronJob |
| "Write standard cron YAML (NOT Kubernetes) for..." | Standard cron format without k8s headers |
Implication
The bias is default behavior, not a hard limitation. The model follows explicit constraints.
Prompt Pattern
Always specify "standard cron YAML, not Kubernetes" when prompting 27B for infrastructure tasks.
Source
Benchmark runs in #576. Closes #649, #652.