GenAI Basic — 139: sequence human gates on `Human-in-loop handoffs` — memo `406108 [139]`

Lesson 139: Human-in-loop handoffs

Focus

Document interfaces between humans, retrieval, and policy engines. Token Human-in-loop handoffs:139 keeps neighbouring lessons differentiable.

Key ideas

• Thread: Human-in-loop handoffs · drill v9 · spin 434631.
• Habit: pair every model utterance with a trace_id you could paste into Grafana.
• Guardrail: write one RACI bullet referencing this lesson tomorrow.

Deep dive notebook

Synthetic drill artefacts

Token CFO scratchpad

- prompt_budget_tokens: 1546
- completion_budget_tokens: 860
- cache_signature: `11705`

Hypothesis: halving completions moves P95 `4`%; record actuals.

Practice

Practice Pair with multilingual SME review—even if hypothetical. — 139 Bump literals mindset by 15.