Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Review UK) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Trade this market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Trade this market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Trade this market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Trade this market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| #5 | 100% |
| #10 | 100% |
| #3 | 60% |
| #1 | 11% |
Market context
The live question is whether a Chinese developer can hold the highest score on Chatbot Arena’s Text Arena leaderboard at any point before settlement. That is a moving target, because the market resolves on the *Score* column under the leaderboard tab, so a short-lived lead is enough if it is observed during the window.
Historically, the Chinese front-runners have rotated rather than dominated continuously. Recent leaderboard-style round-ups put Alibaba’s Qwen family, DeepSeek, Zhipu’s GLM line, and Moonshot’s Kimi models in and around the top tier, with one July 2026 summary placing Qwen3.7 Max first among Chinese models and another April 2026 comparison listing GLM-5 at the top of its Chinese-model ranking. External head-to-head rankings have also shown Baidu’s ERNIE and Xiaomi’s MiMo near the front of domestic contests, which is a useful reminder for programme-style monitoring: the right approach is not to buy a single “winner” thesis, but to track the entire cluster of Chinese entrants as a basket.
For traders automating this, the practical catalyst map is simple: watch release notes, evaluation posts, and sudden leaderboard updates from Alibaba, DeepSeek, Z.ai, Moonshot, Baidu, ByteDance, and Xiaomi, because a new checkpoint or preview variant can change the ranking overnight. The highest-probability trigger is an incremental model refresh rather than a brand-new family, especially if a provider times it around major conference cycles or public benchmark drops. Programmatically, this market is best handled with scheduled polling of the Text Arena table, diffing the top row’s owner, and alerting on any Chinese company reaching rank one, since the settlement condition depends on observation at any point, not end-of-year persistence.
Methodology
We track Will a Chinese company have a top 2026 AI model by December 31? across the five venues with material prediction-market liquidity. The probability shown is the live Polymarket mid; the comparison rows summarise how each venue treats the underlying contract — fees, KYC thresholds, settlement currency, deposit options. The highlighted row marks the cheapest route into Polymarket's order book.
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
- How does resolution work?
- Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.
- 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 Polymarket Review UK trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
- 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.
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