Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Prediction Today Pick polygram.ink |
0% | 100% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Prediction Today → |
Polymarket polymarket.com |
0% | 100% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Prediction Today → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Prediction Today → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Prediction Today → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Prediction Today → |
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 Prediction Today.
Market context
The S&P 500 has slipped 1.53% over the past five days and 6.27% in the last month, with the index closing at 7,358.22 on 24 June before a modest intraday rebound to 7,361.03 on 25 June[1][4]. This recent weakness, compounded by a 5.11% year-to-date decline, underpins the crowd-implied 0% probability that the index will finish higher than its prior trading day close[1]. The market is effectively pricing in a continuation of the downward trend rather than a reversal, reflecting deep caution after the war premium evaporated and gold tumbled to $3,972 in its largest 2026 decline[1].
Historically, markets with near-zero upside probability on a single-day basis often follow extended losing streaks or sharp corrections, similar to the 6.53% three-month drop seen here[1]. In such cases, the index typically remains range-bound or continues drifting lower unless a major catalyst intervenes, as seen during the 2022 correction where daily gains were rare amid persistent macro stress. The current 0% signal suggests traders expect no meaningful bounce, aligning with the pattern of muted volatility and negative momentum that has dominated since early June[3].
Traders should monitor the Federal Reserve’s upcoming policy statement and any fresh data on US inflation, which could alter sentiment if it signals a pivot toward rate cuts[1]. Additionally, earnings from key tech constituents like Marvell and Micron, recently flagged by analysts as potential drivers, may provide short-term catalysts[1]. With the index hovering near its 52-week low of 7,336.82 and facing resistance at 7,428.06, any break below support could confirm the bearish outlook embedded in the market[4].
Methodology
This page is a comparison snapshot: one live quote (Polymarket), four reference venues with their key attributes, and a single execution path — every trade button routes to Prediction Today, which mirrors the Polymarket order book directly.
Resolution & payout
At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.
On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.
FAQ
- Is this market available outside the US?
- Prediction Today 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 does it cost to trade on Prediction Today?
- Zero. Prediction Today 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.
- Do I need to KYC for this market?
- Not under $1,500 of lifetime trading volume. Above that threshold, Prediction Today triggers a quick verification flow that finishes in 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.
Trade S&P 500 (SPX) Up or Down on June 25? on Prediction Today
Live order book, 0% fees, USDC settlement in seconds.
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