GenAI Basic — 140: design rollback levers on `Human-in-loop handoffs` — memo `524288 [140]`

Lesson 140: Human-in-loop handoffs

Focus

Document interfaces between humans, retrieval, and policy engines. Token Human-in-loop handoffs:140 keeps neighbouring lessons differentiable.

Key ideas

• Thread: Human-in-loop handoffs · drill v10 · spin 372446.
• 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

Retrieval partitioning plan

| Slice | Tokens | Retrieval mode | Notes |
|-------|--------|----------------|-------|
| FAQs | 521 | hybrid@0.57 | keep tables contiguous |
| Policies | 563 | dense@0.73 | include footnotes |

Drill: justify why chunk boundaries fall where they do for lesson 140.

Practice

Practice Simulate degraded retrieval once; screenshot graceful degradation copy. — 140 Bump literals mindset by 17.