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Bitcoin price on May 30?

Polymarket vs Kalshi vs Betfair vs Smarkets for "Bitcoin price on May 30?" — live odds, fees and KYC side-by-side.

0% YES 100% NO Volume: $264K Liquidity: $350K Closes: 30 May 2026
Trade on Polymarket Alternative →
Bitcoin price on May 30?

Platform comparison

PlatformYES oddsNO oddsFeeKYCSettlement
Polymarket Alternative Pick
polygram.ink
0% 100% 0% (USDC on-chain) No-KYC up to $1,500 USDC, auto via UMA oracle Open on Polymarket Alternative →
Polymarket
polymarket.com
0% 100% 0% Geo-blocked in US/UK/EU USDC, on-chain Open on Polymarket Alternative →
Kalshi
kalshi.com
Up to 7% per trade US-only, KYC required USD Open on Polymarket Alternative →
Betfair Exchange
betfair.com
2-5% commission Full KYC from first trade GBP / EUR Open on Polymarket Alternative →
Manifold Markets
manifold.markets
Play-money (mana) None — play-money Mana (no cash-out) Open on Polymarket Alternative →

Live odds for Polymarket-based markets come from the Polygon order book. Non-Polymarket venues show attributes only; clicking any row opens the market on Polymarket Alternative.

Active sub-markets

<66,0000% YES100% NO
70,000-72,0002% YES98% NO
76,000-78,0000% YES100% NO
80,000-82,0000% YES100% NO
82,000-84,0000% YES100% NO
66,000-68,0000% YES100% NO

Market context

Bitcoin's price at noon ET on 30 May 2026 will be recorded from the Binance BTC/USDT 1-minute candle close. The market settles on a specific timestamp and data source, eliminating ambiguity around which exchange or time zone applies—a structural advantage over some peer platforms where settlement disputes arise from vague sourcing. Polymarket's use of Binance as the canonical reference aligns with the exchange's dominance in spot volume, though traders on Kalshi or Smarkets would need to verify whether their respective books reference identical data feeds before arbitraging across platforms.

Historical Bitcoin weekly price swings of 5–15% are routine; the 0% implied probability on this market suggests either extreme confidence in a narrow price band or low liquidity and participation. Comparable weekly markets on alternative platforms (Betfair's crypto section, for instance) often show wider probability distributions even when crowd sentiment is bearish, indicating that Polymarket's current odds may reflect thin order books rather than genuine consensus. Decimal odds on Kalshi would express this differently, potentially revealing hidden demand at different price levels that Polymarket's binary framing obscures.

Catalysts between now and settlement include US Federal Reserve policy announcements, spot Bitcoin ETF flows, and macroeconomic data releases—all of which historically move the asset 2–8% intraday. Regulatory developments in major jurisdictions and corporate treasury announcements also carry weight. Traders should monitor Binance's own operational status and any API disruptions that might affect candle data integrity, particularly given the market's reliance on a single exchange's feed rather than an index or multi-source average.

Methodology

This page compares Bitcoin price on May 30? specifically across Polymarket, Kalshi, Betfair Exchange and Smarkets. Live odds come from the Polymarket order book; the other venues' contract details are maintained manually because their APIs aren't directly comparable. Every CTA routes to Polymarket Alternative, which mirrors the Polymarket order book at 0% fees.

Resolution & payout

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). Polymarket Alternative routes every trade directly into Polymarket's on-chain settlement, which is why payouts land fastest.

FAQ

Is this market available outside the US?
Polymarket Alternative is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.
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 it cost to trade on Polymarket Alternative?
Zero. Polymarket Alternative routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.
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.
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Live order book, 0% fees, USDC settlement in seconds.

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