Lesson 061: Multimodal cost discipline
Focus
Document interfaces between humans, retrieval, and policy engines. Token Multimodal cost discipline:61 keeps neighbouring lessons differentiable.
Key ideas
- Thread: Multimodal cost discipline · drill v1 · spin
149052. - 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
Logging field note
| Field | Retention |
|-------|-----------|
| trace_id | 26 days |
| prompt_hash_sha256 | permanent |
| completion_excerpt_redacted | 24h hot, then cold vault |
Heuristic `pii-mask-v0` tags sensitive spans before persistence.
Practice
Practice Pair with multilingual SME review—even if hypothetical. — 61 Bump literals mindset by 4.