Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Prediction Today) 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 → |
Market context
Anthropic extended Claude Fable 5's availability on paid plans through 19 July 2026 on 12 July, pushing back the model's transition to usage-credit-only billing. The announcement came via the official Claude account, signalling the company's willingness to defer the previously scheduled cutoff rather than enforce it immediately. This marks the second extension in a compressed timeframe, suggesting internal recalibration around the model's deprecation strategy.
Anthropic's pattern with model lifecycle management offers limited precedent for predicting further extensions. Claude 3 Opus remained on paid plans for approximately eighteen months before transitioning to credit-based access in early 2025, whilst Claude 3 Sonnet saw a shorter paid-plan window. The company has historically used extensions to manage user migration and feedback collection during transitions, though the frequency of extensions in this case—two within days—suggests either unexpected demand or technical considerations affecting the planned timeline. The 100% crowd probability reflects confidence that another extension announcement will arrive before the 19 July deadline.
Traders should monitor Anthropic's product announcements and the Claude platform status page for any official communication after 12 July. The company typically announces model changes via its social channels and developer documentation. The critical catalyst remains whether Anthropic faces unexpected technical issues, user retention concerns, or product strategy shifts that would justify a third extension. The settlement window closes at 23:59 ET on 19 July, leaving a narrow window for announcement timing.
Methodology
This page reviews Will Anthropic extend Claude Fable 5 paid-plan access again by July 19? 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 Prediction Today, 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.
- 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 Prediction Today trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
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