| Tier | Classification | Pricing Method | Risk Controls |
|---|---|---|---|
| Tier 0 | Manipulable | N/A — Market rejected | The outcome can be easily fixed or influenced by bettors. Auto-rejected. |
| Tier 1 | Unverifiable | N/A — Market rejected | No reliable oracle or data source for resolution. Auto-rejected. |
| Tier 2 | Verifiable + Data-Rich | API-driven implied probability + platform margin | Standard margins. Full market depth. Chainlink and other oracle resolution. |
| Tier 3 | Verifiable + Data-Poor | AI-assisted probability estimation + wide margins | Wide margins. Hard exposure caps. Dynamic line adjustment. |
TRADING ON BLAST
Market tier system
Every market created on BLAST is automatically classified into one of four tiers. Each tier applies different pricing logic, margin structures, and exposure limits.