Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Best Prediction Markets UK) Pick polygram.ink (preferred broker) |
37% | 63% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | View on Polymarket → |
Polymarket (direct) polymarket.com |
37% | 63% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | View on Polymarket → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | View on Polymarket → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | View on Polymarket → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | View on Polymarket → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| July 24 | 37% |
| July 27 | 11% |
| July 28 | 11% |
| July 30 | 11% |
| No release by July 31 | 10% |
| July 23 | 8% |
| July 25 | 4% |
| July 29 | 3% |
| July 26 | 2% |
| July 31 | 1% |
| July 15 or prior | 0% |
| July 16 | 0% |
| July 17 | 0% |
| July 18 | 0% |
| July 19 | 0% |
| July 20 | 0% |
| July 21 | 0% |
| July 22 | 0% |
Market context
Anthropic’s next **Claude Opus** release is the event to watch, and the current 0% crowd price looks anchored by the fact that Opus 4.8 was already made generally available on 28 May 2026, with Anthropic describing it as available across Claude products and the API.[1][2] In practical terms, that means the market is not pricing in a fresh Opus launch before expiry unless Anthropic pushes out a new numbered Opus variant or an explicitly named Opus successor in the coming weeks.[1][2]
The historical pattern also argues for caution around assuming a quick cadence from here: public trackers and release notes show Opus 4.7 on 16 April 2026 and Opus 4.8 on 28 May 2026, a relatively short gap, but there is no published commitment to the next step by July-end.[5][6][9] By comparison, the current contract’s 0% implies a hard separation from analyst-style expectations that Anthropic may continue iterating quickly, yet the visible record still shows only the latest Opus generation as live, which is a poor basis for extrapolating an immediate successor.[1][2][4]
For traders, the key catalysts are any Anthropic product announcement, developer blog post, or pricing/API update that uses the exact Opus naming convention, plus roll-outs across Claude products, the API, and major cloud platforms, since those are the channels Anthropic has used for prior general availability claims.[2][5][10][11] The main dependency is nomenclature: Sonnet, Haiku, or any other model family will not settle this market, so only an officially named Opus launch counts.[1] That makes cross-platform comparison straightforward: sportsbook-style lines would likely move only on a confirmed Anthropic announcement, while prediction-market pricing will stay sensitive to any credible leak or release-page change before it appears in headline coverage.[1][2]
Methodology
This page reviews Next Claude Opus released on 2026? across five venues. The live probability is the Polymarket mid-price, sourced directly from the on-chain Polygon order book; the comparison columns benchmark each venue on fee structure, KYC, settlement currency and payment rails. Every CTA routes to Best Prediction Markets UK, which mirrors the Polymarket order book at 0% fees.
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
- 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.
- 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.
- Do I need to KYC for this market?
- On Polymarket directly, no — it's wallet-based. Intermediary brokers like Best Prediction Markets 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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