# Which Claude model do I pay for

Status: DRAFT, nothing posted. Single-image infographic, 2 slide(s), no cover. Idea IB-0643.

## What it shows

The model routing rule: blast radius picks the tier, not task size. Slide 1 is the ladder from a script up to the top model; slide 2 is the four-stage pattern for multi-step work.

No numbers appear on the slides unless listed below.

## Claims and sources

| Claim | Source (agency-operator unless stated) | Read-date |
|---|---|---|
| The cheapest thing that can decide, decides; blast radius picks the tier, not task size | `.claude/rules/08-model-routing.md` | 2026-10-11 |
| W1 recon cheapest, W2 decide top tier, W3 edit mid tier in parallel, W4 verify cheapest plus deterministic checks | `.claude/rules/08-model-routing.md` | 2026-10-11 |
| A check that can be bash is bash | `.claude/rules/08-model-routing.md` | 2026-10-11 |