# Free sample: Bid polish teaser

_Diagnosis snippet only. Full polished + short bid + checklist: POST /v0/bid-polish → 0.012 USDC_

## Demo diagnosis (truncated)

```
| Weakness | Fix |
|----------|-----|
| fluff / generic opener | Replace bio with the buyer’s exact deliverable in one sentence |
| missing proof | Add one ship link, wallet, PR, or 3-bullet evidence of similar work |
| weak AC map | Restate 3 acceptance criteria in their words +…
```

## Upgrade — full pre-submit bid polish
```http
POST https://x402.devvizion.com/v0/bid-polish
Content-Type: application/json
{ "brief":"…job text…", "bid":"…your draft…", "skills":"…", "platform":"taskmarket", "reward":15, "maxWords":160 }
```
Pay with x402 on Base USDC · unpaid → HTTP 402 · 0.012 USDC
payTo 0xE79e7fa7Ce7259C46F9B127b837d2907Bb036F95