Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Prediction Market UK) Pick polygram.ink (preferred broker) |
47% | 53% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | See live odds → |
Polymarket (direct) polymarket.com |
47% | 53% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | See live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | See live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | See live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | See live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| <40 | 47% |
| 40-64 | 44% |
| 65-89 | 9% |
| 90-114 | 1% |
| 115-139 | 0% |
| 140-164 | 0% |
| 165-189 | 0% |
| 190-214 | 0% |
| 215-239 | 0% |
| 240+ | 0% |
Market context
This market tracks the volume of posts Elon Musk publishes on X during a 48-hour window in mid-July 2026. A YES share appreciates if he posts more frequently than the threshold; a NO share gains value if his posting activity falls below it. The settlement mechanism counts only primary feed posts, quote posts and reposts—replies are excluded unless they appear directly on the main feed—whilst deleted posts count provided the tracking system captures them within approximately five minutes of publication.
Musk's posting frequency has historically varied between periods of intense activity and relative quietude. During 2024 and early 2025, his daily post counts ranged from single digits to twenty or more, depending on whether major business announcements, product launches or geopolitical events were unfolding. The 45% implied probability suggests the market views a moderate posting rate as more likely than elevated activity during this particular 48-hour span. Comparable windows without scheduled Tesla earnings calls, SpaceX launches or significant regulatory developments have typically seen lower engagement, though Musk's unpredictability remains a defining characteristic of his X presence.
Traders should monitor whether any major corporate announcements or product reveals are scheduled for mid-July 2026. Tesla's quarterly earnings calendar, SpaceX mission timelines and developments in Musk's other ventures—particularly xAI and Neuralink—could trigger elevated posting activity. Conversely, periods when Musk is travelling or focused on operational matters at his companies have historically corresponded with reduced X engagement. Recent patterns suggest his posting behaviour responds more to external business events than to calendar dates alone.
Methodology
Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). That keeps the comparison honest — a single canonical probability across the row, with the venue-by-venue trade-offs spelt out in the columns next to it.
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?
- Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is Prediction Market UK. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- Is this market available outside the US?
- Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.
- 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.
- 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 July 13 - July 15, 2026? on Prediction Market UK
Live order book, 0% fees, USDC settlement in seconds.
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