Bitcoin Above $100K
Comparing 3 sources · Updated every 60s
Best Yes
59%
Polymarket
Best No
100%
PredictIt
Cross-Source Spread
38¢
Source Count
3
Price History (Cross-Source)
Historical comparison data will appear after the snapshot ingestion job runs a few times.
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Price Comparison
| Source | Yes | No | Change | Volume 24h | Total Volume | Open Interest | Liquidity |
|---|---|---|---|---|---|---|---|
| Polymarket | 59% ★ | 42% | +327d | 633.3K | 3.4M | 153.5K | High |
| PredictIt | 0% | 100% ★ | — | — | — | — | Low |
| Kalshi | 21% | 79% | +21 | 859 | 859 | 822 | Medium |
Will Bitcoin reach $80,000 in April?
How many "truths" will Trump post from April 16 through April 22? — 91 to 100
Bitcoin price range on Apr 18, 2026?
$77,250 to 77,499.99
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View PlansFee Reference
| Exchange | Trading Fee | Profit Fee | Withdrawal Fee | Notes |
|---|---|---|---|---|
| Polymarket | 2% | None | None | Trading exchange |
| PredictIt | None | 10% | 5% | Trading exchange |
| Kalshi | None | 7% | None | Trading exchange |
Resolution Rules
Kalshi — Bitcoin price range on Apr 18, 2026?
If the simple average of the sixty seconds of CF Benchmarks' Bitcoin Real-Time Index (BRTI) before 5 PM EDT is between 77250-77499.99 at 5 PM EDT on Apr 18, 2026, then the market resolves to Yes.
Not all cryptocurrency price data is the same. While checking a source like Google or Coinbase may help guide your decision, the price used to determine this market is based on CF Benchmarks' corresponding Real Time Index (RTI). At the last minute before expiration, 60 RTI prices are collected. The official and final value is the average of these prices.
Polymarket — Will Bitcoin reach $80,000 in April?
This market will immediately resolve to "Yes" if any Binance 1 minute candle for BTC/USDT during the month specified in the title (from 00:00 AM ET on the first day to 11:59 PM ET on the last), has a final High price equal to or greater than the price specified in the title. Otherwise, this market will resolve to "No." The resolution source for this market is Binance, specifically the BTC/USDT High prices available at https://www.binance.com/en/trade/BTC_USDT, with the chart settings on "1m" for one-minute candles selected on the top bar. Please note that the outcome of this market depends solely on the price data from the Binance BTC/USDT trading pair. Prices from other exchanges, different trading pairs, or spot markets will not be considered for the resolution of this market.