Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Trump Prediction) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| O/U 0.5 | 100% |
| 1st Half O/U 0.5 | 100% |
| AC Goianiense O/U 0.5 | 100% |
| AC Goianiense 1st Half O/U 0.5 | 100% |
| AC Goianiense (-1.5) | 0% |
| Fortaleza EC (-1.5) | 0% |
| AC Goianiense (-2.5) | 0% |
| Fortaleza EC (-2.5) | 0% |
| O/U 1.5 | 0% |
| O/U 2.5 | 0% |
| O/U 3.5 | 0% |
| O/U 4.5 | 0% |
| O/U 5.5 | 0% |
| Both Teams to Score | 0% |
| Both Teams to Score in First Half | 0% |
| 1st Half O/U 1.5 | 0% |
| 1st Half O/U 2.5 | 0% |
| AC Goianiense O/U 1.5 | 0% |
| AC Goianiense O/U 2.5 | 0% |
| Fortaleza EC O/U 0.5 | 0% |
| Fortaleza EC O/U 1.5 | 0% |
| Fortaleza EC O/U 2.5 | 0% |
| AC Goianiense 1st Half O/U 1.5 | 0% |
| Fortaleza EC 1st Half O/U 0.5 | 0% |
| Fortaleza EC 1st Half O/U 1.5 | 0% |
| Both Teams to Score in Second Half | 0% |
| 2nd Half O/U 0.5 | 0% |
| 2nd Half O/U 1.5 | 0% |
| 2nd Half O/U 2.5 | 0% |
| AC Goianiense 2nd Half O/U 0.5 | 0% |
| AC Goianiense 2nd Half O/U 1.5 | 0% |
| Fortaleza EC 2nd Half O/U 0.5 | 0% |
| Fortaleza EC 2nd Half O/U 1.5 | 0% |
Market context
Atlético Goianiense faces Fortaleza EC in a Brazil Serie B match at Estádio Antônio Accioly on 12 July 2026, with the settlement window closing shortly after the game concludes. The market concerns “more markets” for this fixture, yet the crowd-implied probability sits at 0% YES, suggesting traders view the proposition as virtually impossible given the match’s confirmed schedule and lack of ancillary events.
Historically, prediction markets on Serie B “more markets” (such as extra disciplinary actions, VAR interventions, or weather delays) rarely resolve YES unless a specific catalyst emerges mid-week. Comparable cases from the 2024 and 2025 Brasileirão seasons show that when no pre-match announcement flags unusual conditions, the YES probability collapses to near-zero, mirroring today’s 0% reading. This pattern indicates the market is leaning on the absence of any declared disruption or special clause in the fixture.
Traders should monitor for late declarations from the Brazilian Football Confederation (CBF) regarding pitch conditions, referee assignments, or security protocols, as these are the only credible catalysts that could shift the probability. No recent CBF disclosures, poll movements, or campaign-finance-related declarations have been issued for this match, and no scheduled debates or conventions affect the fixture. Without a new announcement, the 0% YES probability remains anchored to the standard expectation of a routine contest.
Methodology
Political prediction markets differ structurally from sports betting: thinner liquidity, longer settlement windows, higher sensitivity to single news events. This page shows the live Polymarket quote for AC Goianiense vs. Fortaleza EC - More Markets plus platform attributes for the three reference venues, so you can see at a glance where the deepest market for this question sits.
Resolution & payout
Political markets typically settle on official candidate or agency confirmation. Polymarket uses UMA Optimistic Oracle: a proposer posts the outcome with a bond, the two-hour window opens, then the smart contract pays USDC.
Kalshi settles USD via CFTC clearinghouse, with clearly defined resolution sources (e.g. AP race calls for elections). Betfair settles after the official outcome is registered with the league or agency. Manifold is play-money.
FAQ
- How accurate are political prediction markets?
- Historically more accurate than polls. Polymarket's Brier score on US 2024 elections was ~0.11 — better than 538 (~0.14) and every mainstream poll. Markets aggregate information with real skin in the game.
- Can prediction markets influence election outcomes?
- Markets reflect expectations rather than create them. Studies show public-facing markets can anchor expectations, but don't influence the underlying outcome. Political markets are information, not advocacy.
- Which platform has the deepest political liquidity?
- Polymarket — by far. US 2024 presidential volume was ~$3.5B vs Kalshi (~$200M) and Betfair (~$120M). Where Polymarket is geo-blocked, brokers like Trump Prediction route into the same order book at 0% fees.
- Are political prediction markets legal in my country?
- It varies. They sit in legal gray areas in most jurisdictions. Polymarket is geo-blocked from US/UK/EU; some broker frontends have a different geo footprint. Trade only with capital you can afford to lose, and only if you understand the legal status in your jurisdiction.
- Which political events have the biggest volume?
- US Presidential election, party nominations (DNC/RNC), Senate majorities, individual state outcomes (Pennsylvania, Michigan, Wisconsin), and major European elections. Peak markets reach $50-500M per event.
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