Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Kalshi Fees) Pick polygram.ink (preferred broker) |
37% | 63% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Place a position → |
Polymarket (direct) polymarket.com |
37% | 63% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Place a position → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Place a position → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Place a position → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Place a position → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| August 10 | 37% |
| No release by August 31 | 13% |
| August 12 | 12% |
| August 24 | 6% |
| August 25 | 5% |
| August 27 | 4% |
| August 18 | 3% |
| August 6 | 2% |
| August 7 | 2% |
| August 8 | 2% |
| August 11 | 2% |
| August 16 | 2% |
| August 26 | 2% |
| August 28 | 2% |
| August 9 | 1% |
| August 13 | 1% |
| August 14 | 1% |
| August 17 | 1% |
| August 19 | 1% |
| August 20 | 1% |
| August 21 | 1% |
| August 29 | 1% |
| August 31 | 1% |
| On or prior to August 1 | 0% |
| August 2 | 0% |
| August 3 | 0% |
| August 4 | 0% |
| August 5 | 0% |
| August 15 | 0% |
| August 22 | 0% |
| August 23 | 0% |
| August 30 | 0% |
Market context
Google’s next public **Gemini Pro** release is the event to track, and the market settles on the calendar day in US Eastern Time when a qualifying Pro model becomes generally available. In practice, that means watching for a named Pro model in the app, API, Vertex AI, or related Google surfaces; Flash-only launches do not count, while a GA promotion of an existing preview Pro build may still qualify. Google’s own lifecycle pages already show a recent cadence of model updates, with Gemini 3.1 Pro rolling out in preview on 19 February 2026 and Gemini 3.5 Flash reaching release on 19 May 2026, which helps frame how quickly a Pro slot can move from preview to public access.[8][1]
Historical readings on this sort of market are usually driven by whether Google has already put the model in partners’ hands and whether it has kept the name stable. Reuters reported on 21 July that Google had released cheaper Gemini variants but gave no timing update for the flagship Pro model, adding that Gemini 3.5 Pro was still being tested with partners and would be coming “soon”.[14] Earlier reporting also showed a release window that slipped from June to July, which is relevant for programmatic traders because repeated delay signals often compress the probability into the final few days before launch rather than supporting a steady build-up.[2][13]
A trader watching this programmatically would key off official release notes, model-version tables, and blog posts for the first public mention of a Pro SKU plus access language such as “rolling out”, “available today”, or “preview in the API”. Google’s February announcement for 3.1 Pro is a useful template: it specified availability across the Gemini app, Gemini API, AI Studio, Vertex AI, Gemini Enterprise, Gemini CLI, and Android Studio, which is exactly the kind of broad public accessibility that would satisfy the market’s wording.[8] The most likely catalysts are a product blog update, a Gemini release-notes entry, or a surprise keynote mention with same-day rollout rather than a slow enterprise-only preview.[4][6]
Methodology
This page is a comparison snapshot: one live quote, four reference venues with their key attributes, and a single execution path — every trade button routes to Kalshi Fees, which mirrors the Polymarket order book directly.
Resolution & payout
Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.
Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.
FAQ
- Where can I trade this market with the lowest fees?
- Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is Kalshi Fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- Is this market available outside the US?
- Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.
- What does Polymarket cost to trade?
- Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.
- 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?
- On Polymarket directly, no — it's wallet-based. Intermediary brokers like Kalshi Fees trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
Trade Next Google Gemini Pro Model released on 2026? on Kalshi Fees
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