Market statistics
- Total volume
- $1.8M
- 24h volume
- $1.4M
- Liquidity
- $275K
- Open interest
- $385K
Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via PolyGram) Pick polygram.ink (preferred broker) |
0% | 100% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
0% | 100% | 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 → |
Available prediction outcomes (10)
Sorted by descending live probability. Click any outcome to trade it on PolyGram.
Market context
This market tracks the volume of posts Elon Musk publishes on X during a 48-hour window from 12 May 2026, 12:00 PM ET through 13 May 2026, 12:00 PM ET. Only primary feed posts, quote posts and reposts count; replies and community notes are excluded unless they appear as main feed items. The settlement mechanism captures posts within approximately five minutes of publication, including those subsequently deleted.
Musk's posting frequency on X has historically fluctuated between zero and double-digit daily volumes depending on external events and his operational focus. During periods of active Tesla earnings cycles, SpaceX launches or regulatory developments, daily tweet counts have exceeded 15; during quieter intervals, he has posted fewer than three times daily. The 0% implied probability suggests the market crowd expects either zero posts during this specific 48-hour window or that the resolution criteria will prove difficult to satisfy. This probability divergence across platforms—Polymarket's decimal odds format versus Kalshi's binary structure—often reflects different trader bases and fee structures (Polymarket's 2% taker fee versus Kalshi's variable fees), though both platforms require KYC verification in the US market.
Traders should monitor whether any major Tesla, SpaceX or xAI announcements are scheduled for 11–13 May 2026, as product launches or earnings calls typically correlate with elevated posting activity. Musk's travel schedule and any scheduled appearances at shareholder meetings or industry conferences would also influence baseline expectations. The tracker's five-minute capture window creates a technical dependency on real-time monitoring rather than historical archive data.
Wikipedia Context
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Elon MuskElon Reeve Musk is a businessman and public official known for his leadership of Tesla, SpaceX, X, and xAI. Musk has been the wealthiest person in the world since 2025; as of May 2026, Forbes estimates his net worth to be US$788 billion.
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Elon Musk salute controversyOn January 20, 2025, while speaking at a rally celebrating U.S. president Donald Trump's second inauguration, businessman and political figure Elon Musk twice made a salute interpreted by many as a Nazi or a fascist Roman salute.
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Elon Musk's Tesla RoadsterElon Musk's Tesla Roadster is an electric sports car that served as the dummy payload for the February 2018 Falcon Heavy test flight and became an artificial satellite of the Sun. A mannequin in a spacesuit, dubbed "Starman", occupies the driver's seat. The car and rocket are products of Tesla and SpaceX, respectively, both companies headed by Elon Musk. The
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Elon Musk (Isaacson book)Elon Musk is an authorized biography of Elon Musk. The book was written by Walter Isaacson, a former executive at CNN, TIME and the Aspen Institute who had previously written best-selling biographies of Benjamin Franklin, Albert Einstein, Steve Jobs and Leonardo da Vinci. The book was published on September 12, 2023, by Simon & Schuster.
Methodology
We read Elon Musk # tweets May 11 - May 13, 2026? from four platform perspectives: Polymarket (on-chain CLOB), Kalshi (CFTC-regulated exchange), Betfair Exchange (sports book exchange), Smarkets (peer-to-peer betting exchange). Polymarket's live mid is the canonical probability; the side-by-side columns benchmark fees, KYC, settlement currency and deposit rails so you can choose the venue that fits your jurisdiction and trade size.
Resolution & payout
Resolution source: This market settles from the official publication at https://x.com/elonmusk. A proposer submits the result to the UMA Optimistic Oracle on Polygon, the two-hour challenge window opens, and the smart contract pays out in USDC.
Settlement is the biggest difference between the four platforms: Polymarket on-chain in USDC (instant), Kalshi USD via CFTC (T+1), Betfair and Smarkets in local currency via bank withdrawal (T+1 to T+3). On-chain settlement clears in minutes — the fastest payout path of the four.
FAQ
- Polymarket vs Kalshi — which is better?
- Depends on your location. Kalshi is CFTC-regulated, US-only with full KYC. Polymarket is global, on-chain, no KYC up to $1,500. Polymarket has ~10x higher liquidity but higher regulatory risk.
- What does Polymarket cost vs Kalshi?
- Polymarket: 0% fees, only Polygon network costs (~$0.01/trade). Kalshi: up to 7% per trade plus spread. For high-frequency traders, Polymarket is dramatically cheaper.
- Is Betfair a Polymarket alternative?
- Only partially. Betfair Exchange is UK-focused with a sports-betting emphasis; they have politics markets but with thinner liquidity than Polymarket. Settlement in GBP/EUR, 2-5% commission on winnings.
- Which platform is accessible globally?
- Polymarket is geo-blocked in the US/UK/EU. Kalshi is US-only. Betfair and Smarkets are UK-restricted. PolyGram has a different geo footprint and routes to Polymarket's order book at 0% fees.
- Are all these platforms regulated?
- No. Kalshi is CFTC-regulated (US). Betfair and Smarkets are UK Gambling Commission licensed. Polymarket operates without explicit regulation — a different risk profile than a regulated sportsbook.
Trade Elon Musk # tweets May 11 - May 13, 2026? on PolyGram
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