Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Best Prediction Markets Pick polygram.ink |
0% | 100% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Best Prediction Markets → |
Polymarket polymarket.com |
0% | 100% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Best Prediction Markets → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Best Prediction Markets → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Best Prediction Markets → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Best Prediction Markets → |
Live odds for Polymarket-based markets come from the Polygon order book. Non-Polymarket venues show attributes only; clicking any row opens the market on Best Prediction Markets.
Active sub-markets
Market context
The market tracks the number of posts Elon Musk publishes on X's main feed during an eight-day window in mid-June 2026, excluding replies unless they appear directly on the feed timeline. Only original posts, quote posts and reposts count; deleted content is included if captured within approximately five minutes of posting. The settlement window closes on 16 June 2026 at 16:00 UTC.
Musk's posting frequency on X has historically varied considerably depending on external events and his operational focus. Between late 2023 and early 2025, his daily post counts ranged from zero on inactive days to upwards of 15 posts during periods of active engagement with platform developments, Tesla announcements or geopolitical commentary. The 0% implied probability suggests traders expect zero posts during this specific eight-day period, a prediction that contradicts his established baseline activity level. Comparable prediction markets on Musk's social media behaviour have typically resolved with non-zero outcomes, even during weeks when his attention was divided across multiple companies and controversies.
The June 2026 window contains no scheduled Tesla earnings calls or announced product launches currently on the public calendar, though Musk's engagement patterns remain sensitive to real-time developments in AI regulation, SpaceX operations and X platform changes. Any significant news regarding these domains—particularly regulatory announcements affecting his companies or major geopolitical events—could substantially alter his posting behaviour during the settlement period. The extreme divergence between the 0% crowd probability and historical baseline activity suggests either strong conviction about his absence or limited trader participation in this specific contract.
Methodology
Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). The odds column is filled only where we have clean data — that avoids the made-up numbers that get a network demoted when search engines cross-check against the source venue.
Resolution & payout
Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.
Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.
FAQ
- Where can I trade this market with the lowest fees?
- On Best Prediction Markets, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- How does resolution work?
- Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.
- How fast are USDC deposits?
- Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.
- Do I need to KYC for this market?
- Not under $1,500 of lifetime trading volume. Above that threshold, Best Prediction Markets triggers a quick verification flow that finishes in minutes.
- How reliable are the quoted odds?
- The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.
Trade Elon Musk # tweets June 9 - June 16, 2026? on Best Prediction Markets
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