Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via BTC Prediction) Pick polygram.ink (preferred broker) |
46% | 54% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open live market → |
Polymarket (direct) polymarket.com |
46% | 54% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open live market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open live market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open live market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open live market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| 86-92m | 46% |
| 80-86m | 22% |
| 92-98m | 18% |
| 98m+ | 10% |
| 74-80m | 5% |
| <74m | 1% |
Market context
The Odyssey's second weekend domestic box office performance—the three-day period of 24–26 July 2026—will determine this market's resolution. The Numbers' reported figures, once final and no longer studio estimates, will establish whether the film crosses the threshold implied by current odds. At 2% YES probability, the crowd is pricing an exceptionally low likelihood of strong retention, suggesting either weak opening momentum or structural headwinds that typically suppress second-weekend holds.
Second-weekend box office performance historically correlates with opening-week word-of-mouth and competitive landscape density. Films releasing in July face intense franchise and tentpole competition; summer sequels and established IP typically command screen allocation, leaving limited real estate for new entries. A 2% probability reflects the statistical rarity of second-weekend surges in this release window. Comparable mid-budget or independent releases in late July have historically seen 40–60% drops from opening weekends, with few exceptions breaking into the upper brackets that would move this market meaningfully.
Traders should monitor The Numbers' daily reporting cadence closely, as studio estimates often diverge from final figures by 5–15%. Weather patterns across major markets during the settlement window, competing releases' performance trajectories, and any last-minute marketing pushes could shift audience turnout. Industry tracking sites including Box Office Pro and Deadline will publish preliminary estimates by Sunday evening; however, final reconciliation typically occurs mid-week. USDC settlement will execute once The Numbers publishes confirmed figures, making data verification the critical dependency for contract resolution.
Methodology
Methodologically this overview focuses on on-chain pricing: Polymarket's live mid comes from the Polygon conditional-token order book and settles automatically in USDC. The other three venues — Kalshi, Betfair, Manifold — sit alongside as off-chain reference points so you can see how the contract translates across regulatory and settlement regimes.
Resolution & payout
Settlement is on-chain via UMA Optimistic Oracle. A proposer posts the outcome with a bond, a two-hour dispute window opens, then the smart contract lifts winning conditional tokens to 1 USDC and sends payments to holders' wallets automatically. No withdrawal fees beyond Polygon gas.
Off-chain venues (Kalshi, Betfair, Smarkets) settle in local fiat through bank-side clearing — faster than SWIFT, slower than on-chain. Manifold pays no real cash.
FAQ
- Why USDC and not ETH or USDT?
- USDC is the Polygon standard — audited reserves (Circle, monthly attestation), deepest order book, low gas costs. ETH volatility would distort probability quotes; USDT has thinner Polygon liquidity than USDC.
- What does a transaction cost on Polygon?
- Polygon gas is typically under $0.01 per transaction. A full trade cycle (Approve + Order + Fill) totals around $0.03 — compared to $5-50 on Ethereum mainnet.
- Can I use Bitcoin directly?
- No, Polymarket operates exclusively in USDC on Polygon. You can bridge BTC to USDC via an exchange or bridge service and deposit on Polygon — typically 10-30 minutes processing time.
- How volatile are crypto prediction markets?
- Crypto markets react to spot prices — a 5% BTC move typically shifts a "BTC above X by date" market 10-20%. Polymarket crypto market liquidity is usually six-figure USD, sufficient for active trading.
- Are crypto prediction markets taxable in the US?
- In the US, prediction market gains are typically treated as ordinary income or short-term capital gains depending on holding period. Consult a tax professional for your specific situation — we cannot provide tax advice.
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