Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Best Prediction Markets) Pick polygram.ink (preferred broker) |
26% | 74% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
26% | 74% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| 180-199 | 26% |
| 200-219 | 21% |
| 160-179 | 20% |
| 220-239 | 13% |
| 140-159 | 8% |
| 240-259 | 6% |
| 260-279 | 3% |
| 120-139 | 1% |
| 280-299 | 1% |
| <20 | 0% |
| 20-39 | 0% |
| 40-59 | 0% |
| 60-79 | 0% |
| 80-99 | 0% |
| 100-119 | 0% |
| 300-319 | 0% |
| 320-339 | 0% |
| 340-359 | 0% |
| 360-379 | 0% |
| 380-399 | 0% |
| 400-419 | 0% |
| 420-439 | 0% |
| 440-459 | 0% |
| 460-479 | 0% |
| 480-499 | 0% |
| 500+ | 0% |
Market context
Elon Musk’s posting pace on X is the key real-world driver here, because the market counts main-feed posts, quote posts and reposts, but excludes ordinary replies unless they appear on the main feed and are captured by the tracker. Early July data suggest a very high baseline: one tracker video said Musk posted 62 times on 31 July, while another earlier clip recorded 64 on 29 July and 76 on 26 July, which is consistent with a weekly total that can clear the mid-200s if the rate holds.[3][12][14] That makes the crowd-implied 0% YES look far from the odds implied by some active prediction venues, where the nearest banding around this range has drawn meaningful volume and non-zero pricing.[2][5][6]
For comparison, the most relevant analogue is the immediately preceding week, where market depth clustered around the 200-279 tweet bands rather than the low end, and one exchange snapshot showed the 220-239 and 240-259 ranges trading as the lead outcomes by volume.[17] That matters because this contract’s settlement window is a full week, so a few high-activity days can dominate the final count. The main risk to a bullish count is not silence so much as a change in posting mix: if Musk shifts from main-feed posts to replies, some activity will not count under the rule set, even though it remains visible on X.[8][16]
Catalysts are mostly schedule-driven rather than formal earnings-style events. A recent report said Musk had been promising Tesla robotaxis in August, which could coincide with a burst of posts if he uses X to amplify product updates or respond to coverage.[9] Traders should also watch for policy, product or legal developments that typically pull him back onto the main feed, because the tracker only needs posts to remain live for a short capture window, and deleted items can still count if they were recorded in time.[4][16]
Methodology
This page is a comparison snapshot: one live quote, four reference venues with their key attributes, and a single execution path — every trade button routes to Best Prediction Markets, which mirrors the Polymarket order book directly.
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 Best Prediction Markets. 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.
- What's the difference between YES and NO shares?
- A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.
- 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.
Trade Elon Musk # tweets July 31 - August 7, 2026? on Best Prediction Markets
Live order book, 0% fees, USDC settlement in seconds.
Open live market →