Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via BTC Prediction) Pick polygram.ink (preferred broker) |
68% | 32% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open live market → |
Polymarket (direct) polymarket.com |
68% | 32% | 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 |
|---|---|
| December 31, 2027 | 68% |
| June 30, 2027 | 54% |
| December 31, 2026 | 3% |
Market context
Doge-1 is still not launched, with the project website describing a 2026 target and several recent listings placing the mission around September 2026, while SpaceX’s public launches page remains the live source to confirm any firm schedule. That leaves the contract sensitive to a straightforward binary check: whether the vehicle clears the pad by 31 December 2026, not whether the mission later succeeds in orbit or reaches the Moon.
The current 54% implied probability sits in the middle of a long history of slippage. Doge-1 was announced in 2021 and originally expected much earlier, but it has been pushed back repeatedly; comparable SpaceX and rideshare lunar missions have often moved on manifest changes rather than technical failure, so traders usually read this kind of market as a date-risk problem rather than a deep space-execution call. Because settlement is in USDC, the eventual payout should be mechanically simple once an official SpaceX launch video or corroborating reports confirm liftoff.
The main catalysts are schedule confirmation from SpaceX, any updated launch manifest, and whether the mission retains a late-2026 slot after Falcon 9 and lunar rideshare dependencies are booked. If broader crypto conditions matter, Dogecoin-linked sentiment can spill into the market, but the contract itself is driven by launch timing rather than DOGE price; BTC and ETH spot or funding swings only matter insofar as they alter risk appetite and whale positioning around event-driven bets.
Methodology
This page reads Will the Doge-1 Lunar Mission launch by 2027? on-chain. Polymarket's quote comes directly from the Polygon order book — the only comparable venue with on-chain settlement. Kalshi (USD, off-chain), Betfair (GBP/EUR, off-chain) and Manifold (play-money) are listed alongside for venue context. Every CTA routes to BTC Prediction, which mirrors the Polymarket order book directly.
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.
UK Frequently Asked Questions
- What are crypto prediction markets?
- Crypto prediction markets are on-chain smart contracts where you buy YES or NO shares on a future crypto event (e.g. "BTC above $100k by year-end"). The market price between 0¢ and 100¢ is the implied probability.
- 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.
- Is Polymarket legal in the UK?
- Polymarket is accessible to UK traders but is not UKGC-licensed. It operates under US CFTC jurisdiction. UK residents face no domestic legal prohibition on using it, but UKGC consumer protections do not apply. For UKGC-regulated alternatives, Betfair Exchange and Smarkets offer similar prediction-style markets.
- Do I pay tax on prediction market profits in the UK?
- UKGC-licensed platform profits (Betfair, Smarkets) are typically tax-free gambling winnings for UK individuals. Polymarket profits involve USDC crypto transactions, which HMRC treats as Capital Gains Tax events. Keep full transaction records and report via Self Assessment if gains exceed £3,000 per tax year.
- How do I deposit on Polymarket from the UK?
- UK traders typically fund Polymarket via Coinbase UK, Kraken or Revolut — buying USDC with GBP and transferring to a Polygon-compatible wallet (MetaMask, Coinbase Wallet). Polymarket's onboarding walks you through the bridging process. Typical GBP-to-USDC conversion costs 0.5–1%.
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