Fed decisions (Jul–Oct)

Platform comparison

Market context

The Federal Reserve's policy stance over the next three months hinges on three scheduled FOMC meetings: late July, mid-September, and late October 2026. The market resolves YES if at least one rate cut occurs across these sessions, with a cut defined as a reduction in the upper bound of the target federal funds rate. The 0% implied probability reflects market consensus that no cut is forthcoming during this window, a position shaped by persistent inflation concerns and the Fed's stated commitment to maintaining restrictive policy through 2026.

Historical precedent suggests such extreme probabilities warrant scrutiny. The Fed cut rates in 2019 despite initially signalling no cuts, and in 2023 began cutting after months of market scepticism about timing. Current economic data—labour market resilience, sticky core inflation, and recent commentary from Fed officials—supports the baseline case for no cuts. However, traders comparing odds across platforms should note that Polymarket's decimal format (1.01 implied here) versus Kalshi's binary structure can obscure how thin the margin is; a single adverse inflation print or employment shock could rapidly shift positioning. Betfair and Smarkets typically show wider spreads on Fed markets during low-probability scenarios, offering potential arbitrage opportunities for those monitoring cross-platform divergence.

The July employment report (released early August) and August inflation data will be critical catalysts. Any significant economic deterioration—recession signals, unemployment spikes, or disinflation acceleration—could force Fed recalibration ahead of the September meeting. Traders should monitor Fed speakers' language closely; recent statements from Powell and regional Fed presidents have emphasised data-dependence, meaning unexpected weakness could rapidly reprrice these currently dormant contracts.

Methodology

We read Fed decisions (Jul–Oct) 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

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

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.

What about Smarkets as an alternative?

Smarkets is a UK betting exchange with a lower default commission (2%) than Betfair. Liquidity on political markets is below Polymarket, comparable to Kalshi. Geo-blocked in many jurisdictions.

Which platform is accessible globally?

Polymarket is geo-blocked in the US/UK/EU. Kalshi is US-only. Betfair and Smarkets are UK-restricted. Robinhood Prediction Markets 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.

Which platform supports Klarna/SOFORT?

Directly: none. Polymarket accepts only USDC on Polygon. Robinhood Prediction Markets offers a fiat on-ramp via Klarna or SOFORT (DE/AT/CH) and converts internally to USDC for the Polymarket order book. T+1 processing.