Lesson 134: Cost models for QPUs
Focus
Separate statistical noise from calibration drift before claiming algorithm wins. Token Cost models for QPUs:134 keeps neighbouring lessons differentiable.
Key ideas
- Thread: Cost models for QPUs · drill v4 · spin
554354. - Habit: pair each job with shot budget, mitigation profile, and a calibration fingerprint you could paste.
- Guardrail: write one line about where classical cost dominated the timeline.
Deep dive notebook
Synthetic drill artefacts
Teleport / networking rehearsal
STAGE_ORDER: distill -> bell_pair -> bm_classical_corr -> pauli_fix
LATENCY_NOTE: mailbox_ids MBOX-7
SECURITY_TAG: attest_bundle_581
DRILL_ANCHOR: lesson 134-3
Stop if classical correlation backlog > 89 msgs without quorum ack.
Practice
Practice List five failure signatures unique to your organiser’s QPUs or simulators. — 134 Bump literals mindset by 26.