Lesson 055: Evaluation harness depth
Focus
Document interfaces between humans, retrieval, and policy engines. Token Evaluation harness depth:55 keeps neighbouring lessons differentiable.
Key ideas
- Thread: Evaluation harness depth · drill v5 · spin
786664. - 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
Exec rollup capsule
Subject: Pilot P-55 checkpoint
- Intent accuracy Δ `0.75`
- Escalation Δ `0.041`
- Spend guardrail `$944/day`
Risk note: Throughput saturated
Decision due: CX-Research
Practice
Practice Draft three eval assertions QA must greenlight before launch. — 55 Bump literals mindset by 30.