Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Bot UK) Pick polygram.ink (preferred broker) |
57% | 43% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Place a position → |
Polymarket (direct) polymarket.com |
57% | 43% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Place a position → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Place a position → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Place a position → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Place a position → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| 40-64 | 57% |
| 65-89 | 25% |
| <40 | 13% |
| 90-114 | 5% |
| 115-139 | 1% |
| 140-164 | 0% |
| 165-189 | 0% |
| 190-214 | 0% |
| 215-239 | 0% |
| 240+ | 0% |
Market context
The market tracks Elon Musk’s posting frequency on X between 12:00 PM ET on 16 July and 12:00 PM ET on 18 July 2026, counting main feed posts, quote posts and reposts while excluding replies unless they appear as main feed items. A programmatic approach would ingest the tracker’s API, filter for non-reply statuses, and apply a five-minute window to capture deleted posts before they vanish.
Historical activity shows Musk averaging 35 to 44 posts daily on X in recent weeks, implying a three-day window of roughly 105 to 132 posts by simple multiplication [2]. The current 19% YES probability for a specific bracket suggests the crowd expects a lower count than the baseline average, possibly anticipating a temporary dip in activity or a shift in posting behaviour. Comparable markets on Polymarket show leading outcomes clustered around 760–839 posts for the full month of July, reinforcing that daily averages remain high but can fluctuate [3].
Traders should monitor Musk’s scheduled announcements, Tesla or SpaceX events, and any X platform updates that might alter posting patterns. Recent coverage notes Musk remains the world’s richest person with an estimated £257 billion net worth, a status that often correlates with heightened public engagement [1]. A sudden product launch, regulatory hearing, or viral incident could spike activity, while a quiet news cycle may suppress it. Conditional orders tied to these catalysts allow power-users to hedge exposure programmatically without manual intervention.
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 Polymarket Bot UK. 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?
- On Polymarket directly, no — it's wallet-based. Intermediary brokers like Polymarket Bot UK trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
- 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 16 - July 18, 2026? on Polymarket Bot UK
Live order book, 0% fees, USDC settlement in seconds.
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