Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via BTC Prediction) Pick polygram.ink (preferred broker) |
17% | 83% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open live market → |
Polymarket (direct) polymarket.com |
17% | 83% | 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 |
|---|---|
| Baltimore Ravens | 17% |
| Buffalo Bills | 14% |
| Los Angeles Chargers | 10% |
| New England Patriots | 9% |
| Kansas City Chiefs | 9% |
| Cincinnati Bengals | 7% |
| Houston Texans | 7% |
| Denver Broncos | 7% |
| Jacksonville Jaguars | 6% |
| Indianapolis Colts | 3% |
| Cleveland Browns | 2% |
| Pittsburgh Steelers | 2% |
| Las Vegas Raiders | 2% |
| Miami Dolphins | 1% |
| New York Jets | 1% |
| Tennessee Titans | 1% |
| Other | 0% |
Market context
The 2027 AFC Championship is a conference title race decided on the field and then settled in USDC on-chain once the official NFL result is available. At a crowd-implied 14% Yes price, the market is pricing this as a competitive but non-dominant outcome, broadly in line with live futures boards that have the Ravens and Bills clustered near the top rather than one team running away with the conference[1][2][4].
That kind of price fits recent comparable cases in which the AFC has been shaped by a small group of repeat contenders rather than a single overwhelming favourite. Sportsbooks currently put Baltimore and Buffalo around the +500 mark, which is roughly 16.7% implied probability, with Kansas City, Los Angeles and New England also inside the main contender set[1][4][7]. Prediction venues show similar dispersion, with Baltimore around 13-15.5% and Buffalo around 12-14.5%, suggesting the market is still reading the conference as open enough for injury news, schedule strength and late-season form to matter more than early consensus[2][3][10].
For traders, the key catalysts are the AFC playoff seeding race, injury updates to quarterback and pass-rush groups, and any mid-season shifts in futures pricing or cross-market flow on related NFL contracts. On-chain, the contract should remain sensitive to broader crypto liquidity as USDC settlement prices are influenced by BTC and ETH risk appetite; if crypto markets weaken sharply, short-dated prediction-market liquidity can thin even when the football thesis is unchanged. The resolution path is straightforward: the market pays out on the official NFL AFC champion, but if a listed team is eliminated it cannot still win, and if the championship game is cancelled or delayed beyond the stated cutoff the market resolves to Other[1][10].
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.
- 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.
- Which crypto markets exist on Polymarket?
- Currently active markets include BTC/ETH/SOL price targets, halving dates, ETF approvals, hard-fork outcomes and Layer-2 TVL thresholds. The list updates weekly; biggest volume sits on BTC and ETH price forecasts.
- 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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