Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Review UK) Pick polygram.ink (preferred broker) |
17% | 83% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
17% | 83% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Trade this market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Trade this market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Trade this market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Trade this market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| 200-219 | 17% |
| 220-239 | 16% |
| 240-259 | 14% |
| 180-199 | 12% |
| 260-279 | 11% |
| 280-299 | 10% |
| 160-179 | 8% |
| 140-159 | 5% |
| 120-139 | 4% |
| 300-319 | 3% |
| 100-119 | 2% |
| 320-339 | 2% |
| 340-359 | 2% |
| 80-99 | 1% |
| 360-379 | 1% |
| 380-399 | 1% |
| <20 | 0% |
| 20-39 | 0% |
| 40-59 | 0% |
| 60-79 | 0% |
| 400-419 | 0% |
| 420-439 | 0% |
| 440-459 | 0% |
| 460-479 | 0% |
| 480-499 | 0% |
| 500+ | 0% |
Market context
Elon Musk’s X activity in this market is a simple count of main-feed posts, quote posts and reposts during a one-week window, with replies excluded unless they appear on the main feed and are captured by the tracker. For a programmatic trader, the practical task is to watch the live post stream, mirror the market’s counting rules, and reconcile any late deletions within the tracker’s capture lag of roughly five minutes. The current 0% YES price is therefore not a statement that he will post nothing; it mainly reflects how many outcome bands are available and how far the market is from a settled range before the window opens.[6][9]
Recent comparable runs show that Musk can post at very high volumes for short stretches, which is why the upper buckets matter even when the headline probability looks negligible. Trackers and public round-ups recorded 44 posts on 8 June, 49 on 11 July, 55 on 24 July, 64 on 29 July and 76 on 26 July, illustrating how quickly activity can move when there is a burst of news or product discussion.[1][4][8][10][12] The live market on Polymarket also shows the crowd clustering around mid-range totals, with the leading buckets currently around 200-219 and 180-199, suggesting traders are pricing in another active week rather than a near-zero count.[6]
The main catalysts are calendar-driven: product announcements, Tesla or xAI updates, policy or politics commentary, and any high-profile launches that prompt quote-posting or reposting. A useful workflow is to subscribe to a tracker such as MuskMeter or MuskSense, then automate threshold alerts for pace versus historical baselines so you can react if posting accelerates before the settlement cutoff.[2][3] Because the market resolves on posts from 12:00 PM ET on 4 August to 12:00 PM ET on 11 August, the first few hours after the window opens are especially important for anyone modelling the count intraday.[6]
Methodology
We track Elon Musk # tweets August 4 - August 11, 2026? across the five venues with material prediction-market liquidity. The probability shown is the live Polymarket mid; the comparison rows summarise how each venue treats the underlying contract — fees, KYC thresholds, settlement currency, deposit options. The highlighted row marks the cheapest route into Polymarket's order book.
Resolution & payout
Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.
Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.
FAQ
- 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.
- What does Polymarket cost to trade?
- Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.
- 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 August 4 - August 11, 2026? on Polymarket Review UK
Live order book, 0% fees, USDC settlement in seconds.
Open live market →