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 |
|---|---|
| 1470+ | 100% |
| 1480+ | 99% |
| 1490+ | 98% |
| 1500+ | 97% |
| 1510+ | 4% |
| 1520+ | 2% |
Market context
The market is effectively betting on whether Anthropic’s next **Opus** release turns up on Arena.ai’s text leaderboard and is then scored the following day. With the crowd pricing a 100% yes, the stance implies traders see a near-certain appearance rather than a long delay or a model being skipped entirely; current market snapshots already show the leading score bands clustered in the high 1470s to 1480s, which suggests the contract is being treated as a late-stage release rather than a speculative placeholder.[1]
The closest comparable cases are prior Claude Opus roll-outs that moved quickly from announcement to broad availability, including Opus 4.5 and the later Arena appearance of Opus 4.8, which was explicitly described as having “officially made its debut” on the leaderboard.[3][4] That pattern matters because this market resolves on the first qualifying Opus model added to the board, not on a specific version number, so traders are really pricing the probability that Anthropic’s next Opus-labelled model is both public and visible in Arena before the settlement window closes.[1][5]
The catalyst to watch is an Anthropic product announcement or release note, followed by the leaderboard update itself; Paridesk notes there is no current headline flow directly tied to the market and says the key dependency is Anthropic announcing or releasing a new Claude Opus model and then that model being added to Arena.ai.[2] In practice, the trade leans less on polling-style movement than on a discrete launch event, so any scheduled Anthropic briefing, developer update, or unexpected model drop would be the main trigger for repricing.[2][3]
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 Next Claude Opus: Text Arena Debut? 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
For political markets the resolution source is decisive. Polymarket defines a concrete source per contract (e.g. AP, Reuters, official electoral commission) and uses the UMA Optimistic Oracle as the on-chain dispute mechanism. With a clearly defined outcome the USDC payout lands within minutes of the final confirmation.
FAQ
- What resolution source is used for elections?
- Polymarket defines the source per contract — usually Associated Press (AP Race Call), Reuters or the official electoral commission. The source is stated in contract details before the market opens.
- 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.
- How fast do political markets react to news?
- High-liquidity markets move within seconds to minutes. A Trump tweet on the economy can shift the "Trump 2024" market 2-5 points before mainstream media has written anything.
- 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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