Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Is Kalshi Legit) Pick polygram.ink (preferred broker) |
71% | 29% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | See live odds → |
Polymarket (direct) polymarket.com |
71% | 29% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | See live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | See live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | See live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | See live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Anthropic | 71% |
| OpenAI | 11% |
| 7% | |
| DeepSeek | 6% |
| xAI | 3% |
| Moonshot | 2% |
| Alibaba | 1% |
| Z.ai | 1% |
| Meta | 1% |
| Mistral | 0% |
| Meituan | 0% |
| Microsoft | 0% |
| Amazon | 0% |
| Baidu | 0% |
| ByteDance | 0% |
| Company A | 0% |
| Company B | 0% |
| Company C | 0% |
| Company D | 0% |
| Company E | 0% |
| Company F | 0% |
| Company G | 0% |
| Company H | 0% |
| Company I | 0% |
| Company K | 0% |
| Other | 0% |
Market context
By year-end, the market will be decided by which company’s model sits highest on the Chatbot Arena leaderboard at the specified check time, so the relevant event is a ranking change rather than a broad judgment of product quality. Current public round-ups show the top spot has already rotated across providers in 2026, with one recent compilation putting Anthropic’s Claude Opus 4.8 ahead on an Artificial Analysis index, while other summaries give first place to Google’s Gemini 3.1 Pro or Anthropic variants on narrower tasks such as reasoning or coding.[1][3][7]
That instability matters for reading the 7% crowd price: it is low only if traders believe leadership will stay with today’s frontrunners, but the history of 2026 coverage suggests no single company has held an uncontested lead across all measures for long.[1][4][11][17] For German users, the GlüStV framework is the relevant overlay because prediction markets can be treated as gambling-like products if access is offered into Germany, while US-linked venues must also consider CFTC reach where event contracts are structured or marketed to US persons; “no-KYC up to $1,500” usually means small deposits or withdrawals can be made without identity checks, which improves access but does not remove geo-blocks, payment screening, or later verification triggers.
Traders should watch leaderboard update timing, model release schedules, and any late-December benchmark refreshes, because the settlement depends on the rank shown on 31 December 2026 at 12:00 PM ET rather than on year-end averages. Recent reporting has pointed to rapid cadence shifts in frontier releases and category-specific wins across reasoning, coding and creative writing, which means a single launch or model upgrade from OpenAI, Google, Anthropic or xAI could alter the ordering shortly before the check date.[1][4][7]
Methodology
This overview of Which company has best AI model end of 2026? reviews the four comparable platforms from a regulatory perspective: which is accessible in your jurisdiction, where KYC kicks in, how the platform is classified by your country of residence. Live probability is the Polymarket mid; comparison columns show regulatory status, KYC thresholds and settlement options for each platform.
Resolution & payout
On Polymarket, resolution runs on-chain via UMA Optimistic Oracle. USDC payout is instant and automatic, with no KYC. Tax treatment depends on your jurisdiction — in the US, gains are usually ordinary income; in the UK, often capital gains. Consult a tax professional for your situation.
FAQ
- Do I need to KYC for Is Kalshi Legit?
- Not for lifetime trading volume under $1,500. Above that threshold, a quick KYC flow kicks in — ID, selfie, approximately 5-10 minutes. The threshold matches FATF travel standards for unregulated crypto platforms.
- Can I trade anonymously?
- Pseudonymously, yes — up to the KYC threshold. Is Kalshi Legit stores an email address and wallet addresses rather than a legal name. Over $1,500 lifetime volume triggers KYC, after which identity is no longer anonymous.
- What happens during a tax audit?
- You're responsible for documenting your trades. Is Kalshi Legit exports a full transaction history (CSV/PDF) for tax reporting. In an audit you'll need to present these documents.
- Are prediction markets gambling?
- Legally unclear in most jurisdictions. Some interpretations classify them as wagering (gambling regulation applies), others as derivatives (financial regulation applies). There's no global precedent specifically for on-chain prediction markets.
- What if regulation changes?
- If regulation changes in your jurisdiction (e.g. prediction markets are banned), Is Kalshi Legit would geo-block the affected region and continue processing withdrawals. Your funds remain withdrawable at any time.
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